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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 5/24/26 7:26 AM PDT
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Station Date Daily Max Temp (°F) Time of Max Temp Daily Min Temp (°F) Time of Min Temp Dew Pt (°F) RH (%) Daily Max RH (%) Daily Min RH (%) Wind Spd (mph) Daily Max Wind (mph) Time of Max Wind Max Wind Dir (°) Daily Rain (In) Season Precip (In) Daily ETo (in) Daily Solar Rad (Cal/cm2) Powdery Mildew Stress (pts)
Rockpile Upper (Cooley) 5/23/26 71.8   8.9 1601 46.2   1.2 0645 49.0   2.0 84   28 100   0 48   23 3.6   0.4 17.3   1.3 1414 SE | 129 0.00 42.13 0.154   0.072 574   134 90   10
Rockpile Lower (Cooley) 5/23/26 72.4   12.6 1549 48.4   1.2 0620 50.0   0.7 81   16 100   3 48   11 3.1   0.9 11.9   0.8 1359 SE | 134 0.00 41.49 - - 90   10
Cloverdale-East (Ranch 83) 5/23/26 74.9   8.3 1616 52.4   4.0 2330 51.0   0.8 - - - 3.9   0.3 14.5   3.2 1754 SE | 144 0.00 35.00 0.151   0.058 497   154 70   10
Cloverdale-SE (Ranch 38) 5/23/26 73.0   8.6 1632 50.7   3.6 0624 51.3   1.0 81   7 96   1 52   13 6.7   1.3 20.0   3.6 1430 S | 180 0.00 36.51 0.138   0.066 470   156 80   10
Geyserville-North (Hoffman) 5/23/26 73.3   6.8 1623 53.5   4.3 0544 51.8   0.6 75   3 88   4 53   11 3.6   0.3 12.6   1.8 1522 SSE | 154 0.00 25.50 0.132   0.045 426   123 70   10
Geyserville (Ranch 3) 5/23/26 72.0   7.1 1620 53.4   4.5 2247 50.7   0.6 73   2 88   12 49   11 3.4   0.3 13.2   1.1 1815 SE | 146 0.00 35.88 0.142   0.054 483   158 70   10
Geyserville-East (Ranch 40) 5/23/26 69.8   9.1 1448 50.2   4.1 0516 51.3   1.1 84   5 98   1 57   16 7.0   0.1 23.1   2.7 1501 S | 186 0.00 36.80 0.131   0.058 486   161 50   10
Geyserville-South (Nervo Station) 5/23/26 71.1   6.2 1535 52.0   4.5 2250 - - - - 3.3   0.1 12.1   3.0 1748 SSE | 156 0.00 27.02 - - 40   10
Peterson (Ranch 09) 5/23/26 71.2   6.4 1547 52.2   4.6 2241 49.7   1.0 74   2 88   5 49   11 3.1   0.5 13.6   0.2 1706 SSE | 148 0.00 33.60 0.132   0.048 465   139 0   10
Crazy Creek Ranch 5/23/26 71.9   7.2 1559 53.4   6.1 0546 52.2   1.1 79   2 90   7 56   13 2.9   0.0 15.3   0.4 1605 SE | 128 0.00 37.11 0.140   0.049 496   148 50   10
Whitton Ranch (201e) 5/23/26 72.6   6.3 1537 51.4   4.3 2242 51.1   0.9 76   2 94   4 50   10 2.7   0.4 11.0   2.2 1731 SSE | 152 0.00 37.97 0.132   0.046 445   136 70   10
Lytton East (Shop Hill Bottom) 5/23/26 70.8   6.3 1557 51.3   3.8 2257 50.3   0.6 76   0 92   8 51   10 3.3   0.7 15.0   2.2 1702 SE | 136 0.00 38.76 0.136   0.050 467   163 50   10
Lytton East (Hill 5) 5/23/26 70.8   6.0 1531 51.7   4.6 2229 50.4   0.7 78   1 91   6 53   13 4.4   0.7 16.7   2.7 1654 S | 180 0.00 38.22 0.127   0.048 427   147 50   10
Lytton West Lower (Lew 6) 5/23/26 71.5   5.2 1529 51.7   4.7 2312 50.4   0.7 76   0 91   9 51   8 3.1   0.5 13.8   3.4 1603 SE | 128 0.00 38.65 0.136   0.036 469   105 40   10
Lytton West Hill (23PS) 5/23/26 70.7   5.6 1602 52.3   4.4 2301 50.6   0.5 76   1 90   9 52   9 3.4   0.9 14.0   2.7 1348 ESE | 110 0.00 40.37 0.142   0.041 502   121 40   10
Big River 5/23/26 69.4   5.7 1547 52.5   4.3 2224 51.5   1.2 80   2 92   7 57   13 3.3   0.5 13.5   2.8 1714 SSE | 155 0.00 35.49 0.137   0.050 495   162 50   10
Jimtown-North (Piccolo Ranch 15) 5/23/26 71.5   6.9 1606 53.1   5.5 0410 49.6   0.5 72   0 84   16 48   14 2.2   0.3 15.4   3.1 1533 SSW | 198 0.00 34.87 0.130   0.041 442   139 50   10
HWY 128/Chalk Hill Rd (Landslide) 5/23/26 72.6   4.5 1503 53.3   4.8 0058 51.0   1.1 75   1 89   6 50   12 2.7   0.6 12.6   1.7 1558 S | 191 0.00 34.74 0.125   0.043 419   132 50   10
N Chalk Hill Rd (Ranch 63) 5/23/26 70.2   5.3 1529 52.4   5.3 0033 50.0   1.3 75   1 88   6 53   12 2.9   0.7 13.0   1.4 1606 SSW | 199 0.00 35.63 0.133   0.040 448   122 50   10
Newman Knights Valley 5/23/26 70.9   5.6 1514 52.6   5.1 0058 51.1   0.3 77   2 85   2 64   7 3.5   0.7 12.5   4.0 1549 SW | 226 0.00 35.05 - - 50   10
Knights Valley (Bavarian Lion) 5/23/26 71.3   7.2 1459 51.6   6.3 0601 50.2   1.0 77   4 92   4 48   14 3.0   0.2 12.8   1.2 1607 SW | 234 0.00 34.74 0.140   0.052 484   159 60   10
Red Tail 5/23/26 69.9   4.6 1553 52.2   7.0 0054 51.3   1.3 80   2 89   3 60   14 3.2   0.5 14.8   1.0 1758 S | 184 0.00 35.82 0.129   0.052 461   175 50   10
Franz Valley (Stornetta) 5/23/26 71.9   6.7 1459 51.7   5.4 0032 50.2   0.9 - 92   4 48   10 2.2   0.1 10.9   1.1 1720 SW | 232 0.00 35.29 - - 90   20
Upper Dry Creek Valley 5/23/26 74.5   6.8 1501 53.2   5.0 2242 50.9   0.6 72   1 89   6 46   7 3.4   0.6 14.3   0.3 1655 SSE | 167 0.00 39.08 0.152   0.053 502   150 80   20
Lower Dry Creek Valley 5/23/26 71.7   5.5 1612 51.8   3.4 2330 50.4   0.2 73   2 92   8 50   9 2.8   1.6 15.3   5.0 1545 SE | 146 0.00 38.16 0.135   0.046 446   139 50   10
Max   74.9 - 53.5 - 52.2 84 100 64 7.0 23.1 - - 0.00 42.13 0.154 574 -
Avg   - - - - 50.7 77 - - 3.5 - - - - - - - -
Min   69.4 - 46.2 - 49.0 72 84 46 2.2 10.9 - - 0.00 25.50 0.125 419 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 5/24/26 7:26 AM PDT
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Station Date Daily Max Temp (°F) Time of Max Temp Daily Min Temp (°F) Time of Min Temp Dew Pt (°F) RH (%) Daily Max RH (%) Daily Min RH (%) Wind Spd (mph) Daily Max Wind (mph) Time of Max Wind Daily Rain (In) Season Precip (In) Daily ETo (in) Daily Solar Rad (Cal/cm2) Powdery Mildew Stress (pts)
Windsor-NW (Ranch 8) 5/23/26 69.6   5.0 1515 52.6   4.7 2156 51.1   1.0 78 83   3 61   7 0.0 0.0   0.0 0101 0.00 34.10 0.122   0.047 453   164 30
Windsor-East (Ranch 16) 5/23/26 69.8   2.1 1424 53.0   4.8 0046 50.8   1.1 77 90   6 53   6 3.4 12.6   1.7 1550 0.00 27.00 0.131   0.037 465   147 50
Mark West-North (Ranch 14) 5/23/26 69.1   0.9 1420 53.1   4.8 0029 50.6   1.1 77 90   6 55   4 1.9 10.3   3.0 1541 0.00 29.03 0.016   0.008 0   0 60
Windsor-SE (Silk Rd) 5/23/26 67.9   3.7 1424 53.2   5.2 0059 51.2   1.0 79 94   3 57   7 2.9 13.2   0.7 1605 0.00 26.47 0.121   0.043 440   160 50
Fulton-NW (Ranch 5) 5/23/26 68.9   0.8 1508 53.4   5.1 0023 51.3   1.1 79 92   5 56   5 2.9 12.3   2.5 1542 0.00 29.89 0.128   0.037 468   149 70
Bisordi (Fulton) 5/23/26 68.4   1.6 1416 53.6   5.0 2352 52.1   1.3 81 90   4 64   7 2.8 13.7   0.7 1652 0.00 24.35 0.127   0.035 472   142 70
Windsor-South (Laughlin Rd) 5/23/26 70.8   1.3 1448 53.4   5.6 0041 50.7   1.1 76 89   5 52   3 - - - 0.00 28.55 - - 40
Fulton-SE (Barnes Rd) 5/23/26 68.7   1.2 1434 53.5   4.6 0003 51.1   1.3 78 92   2 58   8 3.2 14.1   0.9 1534 0.00 28.57 - - 40
Fulton-SW (Ranch 21) 5/23/26 67.6   0.3 1411 53.0   5.3 2351 51.0   15.3 79 91   9 58   58 3.7 14.5   1.2 1441 0.00 29.17 0.135   0.027 491   127 80
NW Santa Rosa (Piner Road) 5/23/26 68.4   0.9 1331 53.2   5.4 2109 54.2   1.7 90 100   0 63   2 2.8 13.2   1.8 1727 0.00 23.80 - - 80
River Rd South (Denner Ranch) 5/23/26 67.5   1.4 1410 52.5   5.1 0057 -2.4   9.3 39 100   0 0   0 4.6 17.3   1.3 1450 - - - - 90
West Santa Rosa (LOV Vineyard) 5/23/26 67.6   0.4 1416 53.4   5.5 2353 51.2   1.0 80 93   4 58   1 3.4 14.2   2.5 1455 0.00 23.02 0.023   0.051 0   216 80
Guerneville Rd (Prokopakis) 5/23/26 71.4   2.5 1355 54.3   5.5 0344 51.9   0.9 76 91   4 51   3 - - - 0.00 28.14 - - 50
SunnyView Vineyard (SCWC) 5/23/26 68.9   0.6 1453 53.1   5.5 0005 50.4   0.9 77 92   4 53   0 3.7 15.7   0.6 1448 0.00 30.69 0.126   0.016 441   88 90
Guerneville Rd West (Balletto) 5/23/26 67.2   0.0 1406 53.8   5.3 0441 52.4   1.2 82 94   3 64   2 3.7 15.1   1.1 1538 0.00 28.22 - - 80
Sanchietti Ranch 5/23/26 70.3   1.1 1343 54.8   5.5 0317 53.3   1.4 - 92   3 63   2 3.3 13.7   2.8 1423 0.00 28.88 - - 50
Occidental Rd (Sebastopol) 5/23/26 69.6   1.7 1344 53.5   5.5 0029 56.6   1.6 94 100   0 69   4 3.1 16.0   1.8 1542 0.00 11.49 - - 80
Harper's Rest (Windsor-West) 5/23/26 69.5   5.1 1454 51.3   4.4 2141 49.9   0.8 - 90   5 53   9 1.8 11.0   1.6 1624 0.00 34.66 - - 60
Lower Westside Rd (Ranch 12) 5/23/26 68.8   6.4 1412 53.1   5.2 2122 50.6   1.0 77 89   5 53   10 2.2 16.6   4.6 1506 0.00 33.35 - - 40
Guerneville (Laughlin Rd) 5/23/26 66.6   6.1 1427 52.6   7.0 2059 50.2   1.3 77 89   7 58   11 1.8 10.4   3.6 1540 0.00 44.34 - - 40
Korbel (Winery) 5/23/26 68.3   4.4 1525 53.9   5.2 0101 50.7   1.5 77 89   2 56   8 0.4 12.6   0.9 1529 0.00 41.51 - - 70
Forestville (Shone Farms) 5/23/26 68.6   6.0 1520 52.6   4.9 0058 51.1   0.9 78 92   3 58   8 2.8 14.5   2.0 1527 0.00 35.56 0.118   0.052 428   174 50
Forestville-NE (Ranch 30) 5/23/26 67.0   5.8 1404 52.6   5.4 0046 51.7   0.8 83 93   3 64   8 4.0 15.3   0.2 1527 0.00 33.46 0.116   0.055 440   187 40
Foggy Bend (Ranch 41) 5/23/26 67.5   6.4 1459 53.7   5.7 0054 51.9   0.7 80 90   4 64   11 3.4 14.0   0.7 1433 0.00 34.76 0.123   0.054 462   178 50
Last Stop 5/23/26 68.1   5.8 1407 53.1   8.2 0044 51.6   0.7 82 92   5 62   9 2.4 13.1   1.8 1402 0.00 33.76 0.110   0.060 414   207 50
Green Valley Vineyard 5/23/26 65.0   5.1 1439 51.7   7.0 2246 51.0   1.2 84 95   3 62   9 3.0 14.5   5.0 1810 0.00 41.26 0.017   0.013 0   23 70
Park Royal 5/23/26 68.4   0.7 1459 53.5   5.6 0326 50.4   1.0 76 92   5 54   4 - - - 0.00 16.67 - - 80
Merino 5/23/26 70.6   0.9 1405 52.6   4.7 2052 52.9   1.1 82 96   4 58   0 2.0 11.4   3.6 1407 0.00 29.67 0.135   0.024 495   105 80
Green Valley (Sanchietti) 5/23/26 70.5   1.0 1402 53.9   8.3 2250 - - - - - - - - - - - 40
Keefer Ranch (Green Valley) 5/23/26 65.2   4.8 1327 53.3   8.6 0054 51.5   1.3 82 91   6 65   9 - - - 0.00 36.76 - - 80
Graton-West (Dutton Ranch) 5/23/26 68.1   1.1 1319 53.3   6.8 0022 57.0   2.2 98 100   0 72   8 2.5 12.4   3.6 1331 0.00 44.85 - - 80
Graton-South (Mill Station Rd) 5/23/26 65.1   2.5 1451 52.7   5.3 2300 51.3   0.4 82 94   5 63   4 1.5 9.6   2.7 1639 0.00 34.06 - - 80
Occidental (Horseshoe Bend) 5/23/26 61.0   0.7 1436 50.4   4.7 0043 51.1   1.1 - 100   0 71   3 - - - 0.00 37.05 - - 80
Sexton Valley (Jacqueline's Blk) 5/23/26 64.9   3.0 1423 53.1   5.0 0035 52.6   1.2 86 95   3 68   7 1.5 13.6   4.3 1406 0.00 22.49 - - 80
Sebastopol Hills (Burnside Rd) 5/23/26 63.2   2.5 1449 51.4   5.0 2349 52.0   1.1 90 99   1 72   4 3.6 13.1   3.6 1451 0.00 33.45 - - 20
Pleasant Hill 5/23/26 69.4   4.0 1316 52.0   4.8 2121 51.2   0.9 - 94   3 53   8 3.1 13.4   3.6 1441 0.00 31.56 - - 90
Seaview/Fort Ross (Hirsch) 5/23/26 55.0   12.3 1501 46.7   0.2 0156 48.2   2.1 94 97   0 83   53 4.5 13.7   3.5 1629 0.00 53.61 0.073   0.091 335   371 60
Max   71.4 - 54.8 - 57.0 98 100 83 4.6 17.3 - 0.00 53.61 0.135 495 -
Avg   - - - - 50.1 80 - - 2.8 - - - - - - -
Min   55.0 - 46.7 - -2.4 39 83 0 0.0 0.0 - 0.00 11.49 0.016 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 5/24/26 7:26 AM PDT
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Station Date Daily Max Temp (°F) Time of Max Temp Daily Min Temp (°F) Time of Min Temp Dew Pt (°F) Daily Max RH (%) Daily Min RH (%) Wind Spd (mph) Daily Max Wind (mph) Time of Max Wind Max Wind Dir (°) Daily Rain (In) Season Precip (In) Daily ETo (in) Daily Solar Rad (Cal/cm2) Powdery Mildew Stress (pts)
Upper Rincon Valley 5/23/26 68.1   2.7 1456 49.6   4.3 0052 49.9   1.4 97   1 55   7 2.0   0.1 11.0   0.3 1659 SSW | 210 0.00 5.84 0.127   0.037 468   150 90   10
Lower Bennett Valley 5/23/26 70.3   2.7 1410 51.8   5.4 0057 51.6   0.9 95   5 54   4 2.8   0.3 13.5   0.7 1355 SW | 220 0.00 27.61 0.146   0.026 524   103 70   10
Kenwood (Wildwood) 5/23/26 72.4   4.5 1436 51.4   5.2 2146 51.3   1.0 94   6 51   7 3.7   0.2 14.2   3.6 1808 NNW | 345 0.00 31.95 0.153   0.032 537   113 50   10
Sonoma Valley (Bedrock) 5/23/26 73.0   6.8 1438 52.3   7.3 0058 49.6   1.4 87   8 46   8 - - - - 0.00 27.98 - - 50   10
Sonoma-West (Arnold) 5/23/26 75.7   6.0 1359 52.0   9.9 2330 50.6   1.7 89   7 44   6 3.8   0.8 18.0   2.9 1345 SW | 227 0.00 17.88 0.196   0.035 647   118 80   10
Sonoma Valley HS 5/23/26 74.3   5.9 1407 53.7   7.1 2339 52.8   1.1 91   9 53   9 3.0   0.4 8.8   2.0 2249 SW | 223 0.00 6.62 0.169   0.028 584   115 50   10
Sonoma East (Bundschu01) 5/23/26 74.2   4.9 1433 53.7   7.1 2317 50.4   0.8 86   9 45   9 4.3   0.1 17.3   2.0 1715 W | 263 0.00 21.64 0.178   0.023 586   86 80   10
Schellville (Sasaki) 2/4/26 70.2 1502 39.9 0001 48.4 98 51 2.9 11.8 1113 NE | 34 0.00 0.00 - - 0
Sonoma-SE (Napoli) 5/23/26 74.5   2.9 1435 53.2   6.2 2318 50.6   0.7 86   8 46   3 4.1   0.7 13.1   1.7 1030 NW | 313 0.00 18.49 - - 50   10
Ricci Vineyards (Carneros) 5/23/26 74.9   0.3 1552 52.4   6.2 2359 50.7   0.8 89   6 45   3 5.4   0.4 18.2   2.5 1418 S | 172 0.00 22.95 0.184   0.010 606   58 90   10
Carneros (Ranch 71) 5/23/26 72.4   1.5 1606 51.9   5.4 0006 50.6   0.8 90   7 49   0 6.6   0.5 18.4   5.6 1813 WSW | 252 0.00 19.86 0.177   0.012 589   67 80   10
Carneros Upper (Ranch 81) 5/23/26 71.5   2.3 1714 51.8   4.9 0011 50.3   14.8 - - 8.8   1.4 20.5   2.8 2325 WSW | 251 - - - - 80   10
Carneros Lower (Ranch 81) 5/23/26 71.1   3.8 1252 52.0   5.4 0019 51.9   1.1 91   3 52   4 1.7   0.0 17.1   3.7 1632 SSE | 162 0.00 19.42 0.147   0.007 506   48 80   10
Rohnert Park-West (Stony Point) 5/23/26 67.0   1.5 1312 52.3   4.2 2149 52.4   0.8 92   7 64   6 2.9   0.8 14.5   4.7 1341 W | 260 0.00 11.83 - - 70   10
Cartograph Wines Base 5/23/26 66.4   2.6 1403 52.5   5.3 2147 52.3   1.1 95   4 68   6 4.8   0.0 17.2   8.4 1510 SSW | 193 0.00 28.36 0.132   0.008 520   24 20   10
Cartograph Wines Remote 5/23/26 69.5   4.3 1240 52.1   4.0 2131 - - - - - - - - - - - 50   10
Rice-Spivak Vineyard 5/23/26 70.8   3.3 1242 52.0   4.3 2146 - - - - - - - - - - - 70   10
Penngrove (Asellus) 5/23/26 71.1   1.8 1334 53.3   5.5 0045 50.6   0.4 87   11 50   1 3.1   0.7 15.6   2.2 1439 SE | 135 0.00 67.81 - - 80   10
Petaluma (Ranch 10) 5/23/26 71.4   4.6 1600 54.1   5.4 0055 50.2   0.2 83   11 48   1 3.9   0.6 14.2   2.9 1321 WSW | 241 0.00 19.63 0.171   0.012 583   45 40   10
Max   75.7 - 54.1 - 52.8 97 68 8.8 20.5 - - 0.00 67.81 0.196 647 -
Avg   - - - - 51.0 - - 4.1 - - - - - - - -
Min   66.4 - 49.6 - 49.6 83 44 1.7 8.8 - - 0.00 5.84 0.127 468 -