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Latest Observation

25 Stations

Daily Data | America/Los_Angeles
as of 8/9/26 1:59 PM 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) 8/8/26 96.0   0.8 1721 71.3   10.5 0209 44.4   2.8 28   8 39   28 7   10 6.4   0.3 20.0   0.2 1802 WNW | 299 0.00 0.04 0.310   0.028 678   39 10   10
Rockpile Lower (Cooley) 8/8/26 98.0   1.3 1645 54.2   1.8 0635 55.0   2.4 57   3 97   1 10   12 1.3   0.2 9.6   0.8 1743 WNW | 282 0.00 0.02 - - 0   0
Cloverdale-East (Ranch 83) 8/8/26 96.5   1.2 1639 52.9   0.0 0511 54.9   0.1 - - - 2.5   0.0 14.2   1.6 1423 S | 182 0.00 0.00 0.224   0.001 627   6 0   0
Cloverdale-SE (Ranch 38) 8/8/26 94.9   1.0 1631 52.9   0.4 0501 55.3   0.2 67   1 97   0 31   3 5.9   0.1 18.2   2.7 1430 S | 185 0.00 0.01 0.232   0.005 586   26 0   0
Geyserville-North (Hoffman) 8/8/26 92.9   0.5 1614 55.5   0.1 0238 56.8   0.1 69   1 93   0 35   1 2.7   0.1 10.6   0.8 1410 SSE | 164 0.00 0.00 0.193   0.004 551   22 0   0
Geyserville (Ranch 3) 8/8/26 93.0   1.2 1704 55.5   0.5 0059 54.7   0.2 66   0 100   0 28   0 2.8   0.0 11.0   0.2 1406 ESE | 123 0.00 0.00 0.206   0.003 586   16 0   0
Geyserville-East (Ranch 40) 8/8/26 90.0   0.3 1539 53.0   0.6 0413 55.2   0.0 75   1 99   0 36   1 6.4   0.1 18.6   2.9 1515 S | 191 0.00 0.00 0.220   0.003 600   2 0   0
Geyserville-South (Nervo Station) 8/8/26 90.2   0.7 1602 54.6   0.7 0149 - - - - 3.1   0.1 12.8   1.0 1801 S | 186 0.00 0.00 - - 0   0
Peterson (Ranch 09) 8/8/26 89.8   0.5 1549 53.3   0.4 0101 53.4   0.2 68   1 92   0 30   1 3.3   0.1 12.2   0.8 2045 S | 189 0.00 0.00 0.194   0.006 559   19 0   0
Crazy Creek Ranch 8/8/26 92.7   0.8 1654 53.5   0.8 0057 56.0   0.1 69   1 92   1 34   1 2.0   0.0 9.8   1.5 1549 SSE | 166 0.00 0.00 0.200   0.001 612   0 0   0
Whitton Ranch (201e) 8/8/26 93.0   0.8 1646 51.3   1.9 0059 54.9   0.2 68   1 97   1 30   1 2.7   0.0 11.3   1.8 1804 S | 176 0.00 0.00 0.196   0.003 552   6 0   0
Lytton East (Shop Hill Bottom) 8/8/26 89.1   0.7 1507 53.5   0.3 0058 53.5   0.5 69   0 94   1 29   4 3.2   0.0 13.1   2.2 1807 SSW | 205 0.00 0.00 0.206   0.003 602   0 0   10
Lytton East (Hill 5) 8/8/26 89.2   1.2 1528 53.4   0.3 0050 53.8   0.5 70   0 95   2 29   4 4.4   0.2 14.7   5.6 1806 S | 169 0.00 0.00 0.200   0.001 542   3 0   10
Lytton West Lower (Lew 6) 8/8/26 89.8   0.0 1609 53.0   0.2 0047 54.0   0.7 70   1 94   6 31   2 3.4   0.0 13.7   0.9 1426 S | 191 0.00 0.00 0.195   0.003 550   8 0   0
Lytton West Hill (23PS) 8/8/26 88.2   0.1 1518 54.6   0.2 0046 54.5   0.6 72   1 96   4 32   2 3.9   0.2 14.6   1.0 1523 S | 185 0.00 0.00 0.209   0.004 617   6 20   10
Big River 8/8/26 87.6   1.0 1547 54.2   0.3 0058 55.3   0.3 73   1 97   1 35   2 2.7   0.2 12.1   2.8 1804 SSE | 153 0.00 0.00 0.202   0.002 611   0 20   10
Jimtown-North (Piccolo Ranch 15) 8/8/26 93.0   1.5 1551 53.4   0.1 0055 53.3   0.1 66   0 100   0 25   1 1.6   0.1 9.4   3.1 1219 SSW | 193 0.00 0.00 0.181   0.002 550   6 0   0
HWY 128/Chalk Hill Rd (Landslide) 8/8/26 90.3   1.1 1610 54.0   1.2 0059 54.4   0.2 68   1 93   1 29   0 2.6   0.0 12.3   0.1 1538 SW | 218 0.00 0.00 0.183   0.003 518   8 0   0
N Chalk Hill Rd (Ranch 63) 8/8/26 89.2   1.1 1620 52.5   0.0 0057 53.2   0.3 67   1 92   0 30   0 2.3   0.2 11.8   0.5 1749 SSE | 163 0.00 0.00 0.189   0.000 541   1 0   0
Newman Knights Valley 8/8/26 89.4   1.6 1553 53.7   0.2 0101 56.8   0.3 72   1 88   0 49   0 3.7   0.2 14.2   0.5 1843 SW | 226 0.00 0.00 - - 0   0
Knights Valley (Bavarian Lion) 8/8/26 92.9   1.2 1624 51.2   2.2 0055 52.9   0.4 66   1 95   1 25   1 1.9   0.3 9.9   3.2 1634 WNW | 291 0.00 0.00 0.198   0.008 580   19 0   0
Red Tail 8/8/26 88.4   1.1 1636 51.2   0.7 0059 54.6   0.1 71   2 91   0 36   1 3.1   0.0 13.4   1.2 1522 S | 171 0.00 0.01 0.200   0.009 596   24 20   10
Franz Valley (Stornetta) 8/8/26 93.7   0.9 1445 53.2   3.5 0324 53.5   1.2 - 94   1 26   3 2.2   0.1 9.4   0.2 1936 NNW | 330 0.00 0.00 - - 0   0
Upper Dry Creek Valley 8/8/26 92.5   0.3 1710 54.4   0.1 0056 55.2   0.2 67   0 92   3 32   1 3.2   0.2 11.9   2.3 1915 SSE | 164 0.00 0.00 0.216   0.006 611   18 0   0
Lower Dry Creek Valley 8/8/26 87.9   0.1 1548 54.6   0.1 0059 55.4   0.4 73   0 100   0 35   3 3.0   0.1 14.6   2.4 1835 SE | 131 0.00 0.01 0.197   0.002 568   10 20   10
Max   98.0 - 71.3 - 56.8 75 100 49 6.4 20.0 - - 0.00 0.04 0.310 678 -
Avg   - - - - 54.2 67 - - 3.2 - - - - - - - -
Min   87.6 - 51.2 - 44.4 28 39 7 1.3 9.4 - - 0.00 0.00 0.181 518 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data | America/Los_Angeles
as of 8/9/26 1:59 PM 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) 8/8/26 87.3   0.9 1525 54.5   0.0 0044 54.1   0.7 71 85   1 37   2 0.0 0.0   0.4 0101 0.00 0.02 0.168   0.002 570   7 0
Windsor-East (Ranch 16) 8/8/26 85.8   0.7 1506 55.3   0.9 0500 53.9   0.1 74 94   0 34   1 4.2 14.2   2.8 1719 0.00 0.00 0.190   0.010 555   34 100
Mark West-North (Ranch 14) 7/27/26 86.2   2.9 1404 47.0   1.0 0543 51.1   1.0 62 96   0 32   5 1.8 12.7   0.3 1723 0.00 0.01 0.038   0.002 0   0 60
Windsor-SE (Silk Rd) 8/8/26 83.2   1.1 1537 55.2   0.3 0538 54.5   0.4 76 96   0 38   2 2.4 11.4   3.1 1703 0.00 0.02 0.176   0.009 564   25 100
Fulton-NW (Ranch 5) 8/8/26 82.3   0.3 1429 54.8   0.4 0719 54.6   0.3 77 96   0 40   0 4.1 13.8   3.5 1829 0.00 0.00 0.181   0.011 561   36 100
Bisordi (Fulton) 8/8/26 83.6   0.1 1432 55.3   0.5 0613 55.4   0.3 78 93   0 43   1 2.5 12.1   1.5 1741 0.00 0.00 0.179   0.007 578   32 100
Windsor-South (Laughlin Rd) 8/8/26 83.1   2.0 1436 54.6   0.1 0725 54.1   0.2 75 94   0 39   4 - - - 0.00 0.00 - - 100
Fulton-SE (Barnes Rd) 8/8/26 83.6   1.2 1552 55.3   0.5 0617 54.3   0.2 76 93   0 39   1 2.3 13.4   1.0 1902 0.00 0.00 - - 100
Fulton-SW (Ranch 21) 8/8/26 82.3   0.4 1417 54.4   0.1 0650 48.2   5.9 73 100   0 0   0 3.3 12.3   3.9 1921 0.00 0.00 0.186   0.000 584   7 100
NW Santa Rosa (Piner Road) 8/8/26 81.6   1.3 1426 54.5   0.0 0747 56.8   0.4 85 100   0 45   2 2.4 11.8   0.7 1440 0.00 0.00 - - 100
River Rd South (Denner Ranch) 8/8/26 79.5   1.4 1356 54.0   0.1 0731 -10.3   1.7 28 100   0 0   0 4.9 16.4   2.8 1553 - - - - 60
West Santa Rosa (LOV Vineyard) 8/8/26 81.0   1.3 1425 54.6   0.1 0701 54.3   0.3 77 96   1 41   3 2.3 13.4   0.3 1511 0.00 0.00 0.033   0.005 0   0 100
Guerneville Rd (Prokopakis) 8/8/26 85.5   1.7 1536 55.4   0.3 0707 55.1   0.2 75 95   1 37   1 - - - 0.00 0.02 - - 80
SunnyView Vineyard (SCWC) 8/8/26 81.9   0.2 1419 54.3   0.1 0735 53.6   0.4 77 95   0 39   1 2.1 10.8   1.5 1701 0.00 0.00 0.156   0.002 501   12 100
Guerneville Rd West (Balletto) 8/8/26 80.1   0.5 1419 54.8   0.1 0656 55.9   0.3 82 98   0 49   2 2.9 12.0   2.4 1513 0.00 0.11 - - 100
Sanchietti Ranch 8/8/26 82.3   1.4 1423 55.6   0.0 0735 56.5   0.2 - 95   2 48   3 2.9 11.6   2.6 1737 0.00 0.00 - - 100
Occidental Rd (Sebastopol) 8/8/26 80.3   1.6 1404 54.5   0.0 0626 58.5   0.0 90 100   0 56   5 2.5 14.5   0.9 1610 0.00 0.00 - - 100
Harper's Rest (Windsor-West) 8/8/26 86.1   1.2 1546 53.8   0.1 0057 53.8   0.2 - 94   0 35   1 2.1 10.2   1.2 1823 0.00 0.02 - - 60
Lower Westside Rd (Ranch 12) 8/8/26 85.1   1.0 1537 54.7   0.2 0059 54.8   0.2 75 95   1 38   1 2.4 11.7   1.4 1509 0.00 0.02 - - 80
Guerneville (Laughlin Rd) 8/8/26 84.8   0.8 1339 51.6   2.0 0059 53.8   0.3 73 92   1 40   3 2.4 13.9   0.7 1446 0.00 0.01 - - 100
Korbel (Winery) 8/8/26 86.9   1.8 1424 55.1   0.2 0059 55.1   0.2 72 94   0 39   3 1.3 10.8   2.3 1514 0.00 0.00 - - 60
Forestville (Shone Farms) 8/8/26 86.5   1.7 1526 52.8   1.1 0654 55.3   0.4 77 97   0 40   3 2.2 10.1   2.5 1531 0.00 0.03 0.174   0.004 554   5 80
Forestville-NE (Ranch 30) 8/8/26 86.8   0.2 1616 54.0   0.7 0027 56.0   0.3 79 98   0 42   0 2.9 11.8   0.7 1624 0.00 0.01 0.184   0.002 574   1 0
Foggy Bend (Ranch 41) 8/8/26 86.4   0.4 1609 55.4   0.5 0046 56.7   0.3 78 95   0 47   1 1.9 10.4   1.4 1506 0.00 0.01 0.177   0.001 573   0 50
Last Stop 8/8/26 89.1   1.0 1612 52.4   0.9 2317 55.4   0.5 76 95   2 39   0 2.2 10.6   0.7 1527 0.00 0.00 0.179   0.003 549   12 20
Green Valley Vineyard 8/8/26 84.0   2.1 1607 51.5   0.5 0020 54.6   0.1 79 98   0 39   0 1.7 10.7   1.3 1423 0.00 0.02 0.034   0.006 32   19 100
Park Royal 8/8/26 82.6   1.3 1431 54.4   0.1 0617 53.8   0.3 77 96   0 38   2 - - - 0.00 0.00 - - 100
Merino 8/8/26 84.2   1.1 1430 55.0   0.0 0555 56.1   0.2 80 99   0 41   4 2.4 10.7   2.0 1606 0.00 0.00 0.174   0.002 553   13 100
Green Valley (Sanchietti) 8/8/26 86.4   0.4 1602 52.0   2.2 0001 - - - - - - - - - - - 100
Keefer Ranch (Green Valley) 8/8/26 82.2   2.5 1532 49.9   0.3 0043 55.1   0.5 79 96   1 44   1 - - - 0.00 0.01 - - 100
Graton-West (Dutton Ranch) 8/8/26 82.3   3.6 1543 51.3   1.1 0038 57.7   0.4 86 100   0 41   1 2.3 11.1   2.8 1654 0.00 0.04 - - 100
Graton-South (Mill Station Rd) 8/8/26 75.5   1.2 1342 54.0   0.2 0048 54.6   0.4 84 97   1 52   2 1.4 9.6   0.2 1758 0.00 0.01 - - 0
Occidental (Horseshoe Bend) 8/8/26 76.2   0.5 1538 52.3   0.1 0053 54.3   0.3 - 100   0 50   0 - - - 0.00 0.04 - - 0
Sexton Valley (Jacqueline's Blk) 8/8/26 75.9   1.0 1340 54.9   0.2 0713 55.8   0.4 85 97   1 56   1 1.3 11.2   0.7 1441 0.00 0.04 - - 0
Sebastopol Hills (Burnside Rd) 8/8/26 73.1   0.3 1318 52.8   0.5 0051 55.0   0.4 91 100   0 60   0 3.4 15.2   1.1 1541 0.00 0.00 - - 50
Pleasant Hill 8/8/26 78.8   2.1 1336 53.4   0.2 2133 54.2   0.2 - 96   0 45   1 2.1 12.2   1.4 1624 0.00 0.01 - - 100
Seaview/Fort Ross (Hirsch) 8/8/26 84.4   1.6 1725 67.0   9.2 0550 47.7   4.5 37 59   24 17   5 2.9 13.3   2.0 2344 0.00 0.05 0.225   0.019 665   30 100
Max   89.1 - 67.0 - 58.5 91 100 60 4.9 16.4 - 0.00 0.11 0.225 665 -
Avg   - - - - 52.8 75 - - 2.5 - - - - - - -
Min   73.1 - 49.9 - -10.3 28 59 0 0.0 0.0 - 0.00 0.00 0.033 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 8/9/26 1:59 PM 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 8/8/26 84.9   0.1 1509 51.8   0.5 0001 53.1   0.2 98   0 36   1 1.3   0.0 8.3   0.3 1611 SE | 135 0.00 0.01 0.133   0.010 405   34 100   10
Lower Bennett Valley 8/8/26 87.5   1.7 1431 53.2   0.1 0705 54.7   0.1 100   0 36   0 3.4   0.7 12.8   1.7 1905 SW | 224 0.00 0.00 0.178   0.009 539   36 70   10
Kenwood (Wildwood) 8/8/26 92.4   0.6 1519 53.5   0.2 0059 54.1   0.1 96   1 30   0 3.0   0.8 11.9   0.2 1637 NNW | 340 0.00 0.00 0.194   0.006 577   20 0   0
Sonoma Valley (Bedrock) 8/8/26 86.9   3.8 1753 54.3   1.8 0131 53.1   0.3 91   2 34   6 - - - - 0.00 0.00 - - 20   20
Sonoma-West (Arnold) 8/8/26 88.5   2.0 1710 52.4   1.8 0059 53.2   0.5 91   0 31   1 2.5   0.0 11.5   5.0 1500 SE | 133 0.00 0.00 0.229   0.011 696   57 20   20
Sonoma Valley HS 8/8/26 86.9   0.6 1658 53.9   0.9 0236 56.1   0.0 97   1 40   1 2.4   0.1 9.7   0.2 1849 SE | 138 0.00 0.00 0.189   0.003 604   18 20   20
Sonoma East (Bundschu01) 8/8/26 81.3   3.5 1322 53.3   1.7 0049 54.1   0.3 93   2 41   5 3.5   0.0 21.5   5.9 1311 WNW | 303 0.00 0.00 0.195   0.002 603   23 100   0
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) 8/8/26 82.0   5.6 1306 53.1   0.6 0156 54.2   0.2 93   1 41   7 2.7   0.3 11.1   1.0 1319 SE | 145 0.00 0.00 - - 100   0
Ricci Vineyards (Carneros) 8/8/26 79.5   3.9 1623 54.7   0.2 0059 54.2   0.1 93   1 45   13 5.0   0.4 15.7   0.1 1643 SSE | 156 0.00 0.01 0.192   0.004 598   27 100   0
Carneros (Ranch 71) 8/8/26 77.1   4.5 1615 54.2   0.5 0245 54.5   0.3 95   1 49   13 3.7   1.2 11.5   3.3 1810 S | 182 0.00 0.00 0.178   0.010 600   1 100   0
Carneros Upper (Ranch 81) 8/8/26 77.9   5.7 1616 54.2   0.5 0257 41.0   7.7 - - 6.6   1.5 16.8   4.9 0300 WSW | 244 - - - - 100   0
Carneros Lower (Ranch 81) 8/8/26 78.1   3.8 1448 54.8   0.9 0241 55.2   0.2 93   0 50   11 2.1   0.5 13.2   1.4 1802 SSE | 168 0.00 0.00 0.171   0.006 565   26 100   0
Rohnert Park-West (Stony Point) 8/8/26 77.8   4.1 1405 54.5   0.1 0614 55.5   0.1 98   0 52   5 2.4   0.4 17.2   0.9 1738 SSW | 204 0.00 0.00 - - 50   10
Cartograph Wines Base 8/8/26 74.0   2.8 1326 53.7   0.0 0611 55.3   0.1 99   0 59   5 3.9   0.5 19.2   1.3 1637 SW | 220 0.00 0.02 0.145   0.003 533   8 50   10
Cartograph Wines Remote 8/8/26 75.8   1.4 1306 54.6   0.1 0610 - - - - - - - - - - - 70   10
Rice-Spivak Vineyard 8/8/26 76.5   1.9 1319 54.2   0.1 0611 - - - - - - - - - - - 70   10
Penngrove (Asellus) 8/8/26 83.3   5.1 1337 54.3   0.0 0637 53.7   0.3 96   1 37   6 3.0   0.2 13.6   1.5 1541 W | 281 0.00 0.00 - - 70   10
Petaluma (Ranch 10) 8/8/26 87.4   5.2 1439 56.0   0.6 0540 53.9   0.4 90   3 33   7 2.8   0.7 12.2   1.2 1611 NW | 315 0.00 0.00 0.183   0.007 574   14 70   10
Max   92.4 - 56.0 - 56.1 100 59 6.6 21.5 - - 0.00 0.02 0.229 696 -
Avg   - - - - 53.5 - - 3.2 - - - - - - - -
Min   74.0 - 51.8 - 41.0 90 30 1.3 8.3 - - 0.00 0.00 0.133 405 -