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Northern Sonoma County Yesterday

25 Stations

Daily Data | America/Los_Angeles
as of 5/3/26 9:36 AM PDT
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) 5/2/26 66.1   9.9 1529 46.1   6.1 0442 49.4   0.4 90 100   15 61   22 3.7 17.8   3.7 1301 SSE | 152 0.00 42.02 0.127   0.064 534   92 50   10
Rockpile Lower (Cooley) 5/2/26 66.5   13.1 1459 48.5   2.1 0341 50.3   0.3 87 100   10 59   16 2.8 12.6   3.5 1619 SE | 126 0.00 41.42 - - 50   10
Cloverdale-East (Ranch 83) 5/2/26 68.4   12.1 1603 51.2   3.9 0124 50.7   3.4 - - - 3.7 17.8   3.6 1649 SSE | 159 0.00 34.91 0.113   0.060 403   146 70   10
Cloverdale-SE (Ranch 38) 5/2/26 65.9   12.2 1542 50.2   2.0 0116 51.2   1.4 87 100   1 64   15 6.1 20.2   1.3 1626 SSE | 161 0.00 36.41 0.099   0.065 389   143 50   10
Geyserville-North (Hoffman) 5/2/26 66.8   12.9 1520 52.8   6.1 0701 51.2   1.2 80 94   2 62   16 3.3 13.0   0.8 1612 SSE | 168 0.00 25.50 0.088   0.061 303   166 70   10
Geyserville (Ranch 3) 5/2/26 65.9   12.4 1442 52.6   3.4 0101 51.1   1.2 81 100   0 59   15 3.0 12.4   0.7 1628 SE | 130 0.00 35.79 0.098   0.060 350   174 90   10
Geyserville-East (Ranch 40) 5/2/26 62.2   14.4 1644 50.1   2.8 0614 51.0   1.4 90 100   0 72   20 6.2 21.9   3.7 1548 S | 187 0.01 36.66 0.078   0.078 323   222 20   10
Geyserville-South (Nervo Station) 5/2/26 63.5   13.8 1445 51.3   3.3 0627 - - - - 2.6 13.5   1.3 1547 SSW | 193 0.00 27.02 - - 20   10
Peterson (Ranch 09) 5/2/26 63.8   13.3 1447 51.2   2.4 0534 49.6   1.2 81 96   1 61   20 3.5 13.4   0.7 1717 SSW | 195 0.00 33.46 0.090   0.051 336   131 10   10
Crazy Creek Ranch 5/2/26 65.1   13.2 1535 52.2   4.0 0623 52.0   1.2 85 98   2 69   20 2.7 12.1   1.2 1453 SSW | 202 0.00 36.92 0.081   0.074 291   247 50   10
Whitton Ranch (201e) 5/2/26 65.3   13.5 1432 51.7   7.4 0545 50.7   0.6 82 98   2 60   18 2.7 13.9   3.3 1432 SSE | 157 0.00 37.83 0.090   0.056 320   154 70   10
Lytton East (Shop Hill Bottom) 5/2/26 63.4   13.3 1606 51.2   2.5 0548 49.8   1.3 82 96   4 63   20 3.4 13.3   0.9 1545 SE | 144 0.00 38.59 0.085   0.072 309   220 40   10
Lytton East (Hill 5) 5/2/26 62.9   12.8 1703 51.0   2.7 0549 50.2   1.1 84 97   1 65   21 4.4 16.6   1.5 1639 S | 177 0.00 38.05 0.079   0.067 286   190 20   10
Lytton West Lower (Lew 6) 5/2/26 64.0   12.7 1634 51.5   4.3 0538 50.1   1.3 82 100   0 61   19 3.3 13.6   0.9 1639 SE | 143 0.00 38.47 0.087   0.064 315   190 20   10
Lytton West Hill (23PS) 5/2/26 64.2   13.1 1730 51.7   2.6 0537 50.2   1.2 82 97   3 60   20 3.8 14.3   0.2 1616 S | 179 0.00 40.19 0.097   0.063 364   180 20   10
Big River 5/2/26 63.4   12.7 1625 51.8   2.8 0511 51.1   1.0 85 98   2 69   18 3.4 14.6   0.9 1643 S | 175 0.00 35.28 0.091   0.072 343   222 20   10
Jimtown-North (Piccolo Ranch 15) 5/2/26 65.9   13.0 1424 52.0   4.6 0715 50.7   0.9 82 100   0 59   20 2.0 15.4   3.5 1502 SSW | 195 0.00 34.64 0.085   0.052 307   159 70   10
HWY 128/Chalk Hill Rd (Landslide) 5/2/26 65.2   12.5 1625 52.3   4.6 0555 50.6   1.1 81 96   4 60   15 2.7 14.0   2.8 1424 SSW | 198 0.00 34.43 0.079   0.060 267   187 50   10
N Chalk Hill Rd (Ranch 63) 5/2/26 64.6   12.6 1428 50.1   4.1 0703 49.2   1.0 81 99   1 60   17 2.7 12.4   0.2 1432 SSW | 206 0.00 35.36 0.082   0.061 278   196 70   10
Newman Knights Valley 5/2/26 64.7   11.5 1442 52.1   6.0 0101 50.2   1.6 81 88   1 70   6 3.4 14.3   1.2 1500 SW | 220 0.00 34.74 - - 20   10
Knights Valley (Bavarian Lion) 5/2/26 66.7   11.0 1432 50.7   5.5 0101 50.0   0.8 82 96   2 57   14 2.7 13.5   1.7 1515 W | 271 0.00 34.43 0.109   0.053 400   164 60   20
Bavarian Lion EFW 5/2/26 68.8   10.5 1427 51.7   6.2 0104 - - - - - - - - 0.00 32.76 - - 50   10
Franz Valley (Stornetta) 5/2/26 66.6   11.5 1341 49.1   7.1 0101 49.7   0.4 - 96   1 57   14 2.2 15.6   7.1 1453 WNW | 282 0.00 34.92 - - 60   20
Upper Dry Creek Valley 5/2/26 66.0   12.8 1433 52.0   5.1 0113 50.5   0.7 80 96   1 58   15 3.6 13.6   0.6 1406 E | 87 0.00 38.98 0.115   0.056 421   143 80   20
Lower Dry Creek Valley 5/2/26 64.8   12.6 1723 52.4   4.2 0517 50.6   1.1 81 100   0 59   19 2.7 14.6   1.1 1629 SE | 140 0.00 38.00 0.097   0.056 350   144 40   10
Max   68.8 - 52.8 - 52.0 90 100 72 6.2 21.9 - - 0.01 42.02 0.127 534 -
Avg   - - - - 50.4 83 - - 3.4 - - - - - - - -
Min   62.2 - 46.1 - 49.2 80 88 57 2.0 12.1 - - 0.00 25.50 0.078 267 -

Sonoma County-Central Daily Obs

37 Stations

Daily Data
as of 5/3/26 9:36 AM PDT
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) 5/2/26 63.8   12.1 1712 52.2   2.1 0343 50.0   1.2 81 84   6 69   18 1.9 13.7   2.3 1720 0.00 33.87 0.072   0.076 266   257 20
Windsor-East (Ranch 16) 5/2/26 62.1   13.6 1327 52.3   4.3 0315 49.7   2.0 80 92   8 64   15 2.7 11.2   1.5 1636 0.00 26.72 0.069   0.087 230   308 0
Mark West-North (Ranch 14) 5/2/26 61.4   12.9 1550 52.6   2.0 0137 49.3   2.1 80 90   7 66   17 2.1 10.8   0.6 1355 0.00 28.72 0.014   0.008 0   0 60
Windsor-SE (Silk Rd) 5/2/26 62.4   12.2 1545 52.3   3.4 0103 50.2   1.8 82 94   5 63   17 2.3 10.5   1.3 1718 0.00 26.21 0.070   0.076 254   263 0
Fulton-NW (Ranch 5) 5/2/26 62.0   12.6 1601 52.6   2.7 0222 50.1   2.0 81 92   4 66   17 2.8 12.4   0.8 1609 0.00 29.55 0.072   0.084 250   303 0
Bisordi (Fulton) 5/2/26 61.4   13.1 1545 52.9   3.0 0405 50.7   2.1 83 90   5 74   15 2.4 11.2   0.8 1438 0.00 24.05 0.070   0.085 257   312 0
Windsor-South (Laughlin Rd) 2/27/26 81.3   4.8 1431 49.4   1.9 0637 53.1   42.4 74 100   0 0   0 - - - 0.00 24.07 - - -
Fulton-SE (Barnes Rd) 5/2/26 61.2   13.1 1533 52.9   1.3 0358 49.6   2.0 80 88   6 67   15 2.6 11.8   0.6 1419 0.00 28.11 - - 0
Fulton-SW (Ranch 21) 5/2/26 61.3   11.8 1537 52.1   2.0 0207 49.6   7.3 82 92   8 67   67 3.6 12.6   1.8 1652 0.00 28.84 0.076   0.083 273   286 0
NW Santa Rosa (Piner Road) 5/2/26 60.4   12.6 1529 52.2   1.2 0101 52.8   1.3 92 100   0 77   16 2.2 12.7   1.1 1653 0.00 23.80 - - 0
River Rd South (Denner Ranch) 5/2/26 61.8   10.9 1514 51.4   2.1 0103 6.1   25.5 50 100   0 0   0 3.7 14.0   2.6 1620 - - - - 0
West Santa Rosa (LOV Vineyard) 5/2/26 61.1   10.9 1604 52.2   1.5 0156 49.8   1.9 82 93   4 66   14 2.3 13.1   1.1 1623 0.00 22.68 0.014   0.006 0   0 0
Guerneville Rd (Prokopakis) 5/2/26 66.9   10.9 1538 52.8   1.8 0341 50.6   1.8 79 92   4 56   10 - - - 0.00 27.84 - - 10
SunnyView Vineyard (SCWC) 5/2/26 61.6   11.4 1557 52.0   1.6 0141 49.4   1.9 81 92   4 65   14 1.8 11.4   1.2 1633 0.00 30.31 0.069   0.067 250   242 0
Guerneville Rd West (Balletto) 5/2/26 61.0   11.1 1520 52.5   1.9 0221 51.1   1.9 86 95   3 71   13 2.8 11.6   0.5 1709 0.00 27.88 - - 0
Sanchietti Ranch 5/2/26 62.7   11.1 1530 53.5   1.9 0458 51.9   1.8 - 92   4 73   13 2.8 12.1   1.1 1458 0.00 28.46 - - 0
Occidental Rd (Sebastopol) 5/2/26 61.6   10.7 1522 51.8   2.9 0156 55.1   1.4 100 100   0 100   18 2.4 14.7   1.1 1658 0.00 11.21 - - 0
Harper's Rest (Windsor-West) 5/2/26 62.6   13.1 1709 50.6   4.1 0131 49.0   2.0 - 94   4 61   18 1.8 10.4   1.2 1719 0.00 34.44 - - 0
Lower Westside Rd (Ranch 12) 5/2/26 64.3   12.1 1636 52.0   3.5 0112 49.9   2.0 81 94   6 59   16 1.7 9.6   0.6 1658 0.00 33.14 - - 40
Guerneville (Laughlin Rd) 5/2/26 64.2   12.1 1559 52.4   4.4 0354 49.7   1.8 80 92   5 59   11 2.2 11.4   1.0 1654 0.00 44.19 - - 0
Korbel (Winery) 5/2/26 62.9   14.2 1620 52.5   2.2 0232 50.2   1.7 82 94   3 64   17 0.7 10.7   3.0 1824 0.00 41.33 - - 30
Forestville (Shone Farms) 5/2/26 63.8   12.7 1504 50.6   1.8 0655 50.1   1.9 82 95   3 64   20 1.9 9.9   2.0 1603 0.00 35.33 0.066   0.077 237   258 0
Forestville-NE (Ranch 30) 5/2/26 64.1   11.1 1612 51.4   3.0 0117 50.8   1.9 86 96   3 67   15 2.8 12.6   4.8 1611 0.00 33.25 0.067   0.082 247   273 70
Foggy Bend (Ranch 41) 5/2/26 64.4   10.7 1633 52.6   2.6 0101 51.0   2.1 83 94   3 65   11 2.1 11.5   1.2 1651 0.00 34.55 0.070   0.080 254   277 20
Last Stop 5/2/26 63.2   11.1 1638 51.6   5.5 0108 50.7   2.4 85 96   3 68   13 2.1 11.2   0.4 1636 0.00 33.56 0.065   0.078 241   271 20
Green Valley Vineyard 5/2/26 61.8   11.2 1704 50.6   2.7 0201 50.0   1.8 86 98   1 64   23 2.0 11.2   0.4 1627 0.00 41.02 0.011   0.008 0   0 0
Park Royal 5/2/26 61.4   12.3 1541 52.5   1.2 0512 49.3   2.0 80 90   5 65   13 - - - 0.00 16.26 - - 0
Merino 5/2/26 61.6   11.1 1532 52.4   1.9 0303 51.6   1.9 88 96   4 73   12 2.6 12.8   0.7 1655 0.00 29.27 0.068   0.073 256   274 0
Green Valley (Sanchietti) 5/2/26 64.5   10.6 1606 52.1   5.6 0227 - - - - - - - - - - - 20
Keefer Ranch (Green Valley) 5/2/26 62.7   9.9 1623 52.0   5.3 0132 50.7   1.8 85 95   3 67   13 - - - 0.00 36.55 - - 0
Graton-West (Dutton Ranch) 5/2/26 62.7   11.3 1601 52.0   3.6 0224 55.4   0.1 100 100   0 86   28 1.9 11.6   0.1 1659 0.00 44.54 - - 20
Graton-South (Mill Station Rd) 5/2/26 59.9   8.9 1546 51.6   6.5 0113 50.2   1.6 86 96   3 69   6 0.8 8.8   0.9 1657 0.00 33.72 - - 0
Occidental (Horseshoe Bend) 5/2/26 57.7   9.8 1522 49.5   2.3 0313 49.7   1.3 - 100   0 72   13 - - - 0.01 36.83 - - 0
Sexton Valley (Jacqueline's Blk) 5/2/26 60.2   8.5 1523 51.9   6.3 0152 51.0   1.5 88 97   2 72   6 1.4 11.8   2.1 1722 0.00 22.12 - - 0
Sebastopol Hills (Burnside Rd) 5/2/26 57.1   7.6 1537 50.3   1.4 0607 50.6   1.4 94 100   0 80   7 2.2 12.4   0.8 1848 0.00 33.21 - - 0
Pleasant Hill 5/2/26 58.9   11.5 1537 50.7   5.5 0147 49.6   1.7 - 97   1 69   12 2.4 12.3   0.8 1652 0.00 31.27 - - 0
Seaview/Fort Ross (Hirsch) 5/2/26 57.6   9.9 1445 46.6   5.0 0623 47.6   0.5 93 97   11 77   37 2.2 9.8   0.1 1450 0.00 53.49 0.074   0.081 322   296 0
Max   66.9 - 53.5 - 55.4 100 100 100 3.7 14.7 - 0.01 53.49 0.076 322 -
Avg   - - - - 49.2 84 - - 2.2 - - - - - - -
Min   57.1 - 46.6 - 6.1 50 84 0 0.7 8.8 - 0.00 11.21 0.011 0 -

Sonoma County-South Daily Obs

19 Stations

Daily Data
as of 5/3/26 9:36 AM PDT
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 5/2/26 60.1   11.6 1331 47.7   2.6 0253 48.2   1.2 98   1 69   17 1.8   0.0 11.2   1.7 1413 SW | 228 0.00 5.84 0.064   0.083 240   313 0   0
Lower Bennett Valley 5/2/26 62.0   12.6 1220 50.5   3.0 0600 50.1   2.3 100   0 68   15 2.5   0.0 12.1   0.3 1509 N | 354 0.00 27.11 0.074   0.071 268   251 0   0
Kenwood (Wildwood) 5/2/26 68.4   7.8 1357 50.1   5.4 0321 49.9   0.9 100   0 59   8 2.9   0.7 14.7   3.3 1901 NNW | 335 0.00 31.40 0.115   0.027 434   68 0   0
Sonoma Valley (Bedrock) 5/2/26 65.3   7.9 1352 45.8   4.0 0201 48.2   0.6 97   1 58   7 - - - - 0.00 27.37 - - 0   0
Sonoma-West (Arnold) 5/2/26 67.6   5.1 1321 45.3   3.8 0149 49.5   0.3 100   0 58   7 3.1   1.0 16.0   4.7 1714 W | 264 0.00 17.87 0.129   0.033 488   91 0   0
Sonoma Valley HS 5/2/26 63.1   7.2 1248 49.6   6.2 0232 51.3   0.9 100   0 67   2 2.3   0.2 12.4   6.5 1747 SW | 228 0.00 6.58 0.087   0.050 330   185 0   0
Sonoma East (Bundschu01) 5/2/26 64.3   6.9 1649 48.6   5.9 0101 49.8   0.5 94   1 58   1 3.1   0.4 17.8   5.3 1816 W | 260 0.00 21.06 0.091   0.049 322   189 0   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) 5/2/26 65.1   5.3 1618 49.3   6.4 0106 49.5   0.5 93   3 56   0 2.0   0.5 15.8   4.7 1844 W | 264 0.00 18.04 - - 0   0
Ricci Vineyards (Carneros) 5/2/26 65.4   4.1 1645 51.0   5.8 0101 49.7   1.0 95   2 58   1 4.0   0.7 16.0   2.3 1833 W | 277 0.00 22.46 0.095   0.048 334   188 0   0
Carneros (Ranch 71) 5/2/26 63.6   4.3 1612 51.3   4.0 0101 49.3   1.5 94   2 59   2 5.1   2.1 21.9   4.7 1823 W | 269 0.00 19.43 0.094   0.041 324   170 0   0
Carneros Upper (Ranch 81) 5/2/26 64.2   5.5 1648 51.4   3.2 2254 49.0   11.1 - - 6.8   2.3 25.1   6.9 1831 WSW | 254 - - - - 0   0
Carneros Lower (Ranch 81) 5/2/26 68.3   0.7 1613 51.6   5.9 2259 50.3   4.6 93   7 54   54 1.0   0.5 11.2   0.4 1324 SSE | 161 0.00 19.29 0.077   0.037 280   139 0   0
Rohnert Park-West (Stony Point) 5/2/26 60.2   8.3 1600 52.2   1.5 0401 51.0   1.8 95   4 73   4 2.7   0.2 13.1   3.3 1454 SW | 218 0.00 11.41 - - 0   0
Cartograph Wines Base 5/2/26 58.3   7.6 1529 51.2   1.3 0408 50.9   1.5 97   3 78   2 3.8   0.0 13.4   7.8 1620 S | 176 0.00 27.96 0.058   0.056 226   256 0   0
Cartograph Wines Remote 5/2/26 60.4   6.8 1531 52.1   1.6 0402 - - - - - - - - - - - 0   0
Rice-Spivak Vineyard 5/2/26 62.5   6.8 1521 51.7   1.9 0357 - - - - - - - - - - - 0   0
Penngrove (Asellus) 5/2/26 60.7   12.6 1200 52.2   2.0 0218 49.6   1.8 90   6 66   15 2.8   0.4 11.4   0.6 1317 SW | 214 0.00 50.93 - - 0   0
Petaluma (Ranch 10) 5/2/26 64.1   11.8 1222 52.3   7.4 0414 49.2   1.6 91   5 57   7 3.2   1.0 12.4   1.8 1742 W | 273 0.00 19.09 0.090   0.058 289   218 0   0
Max   68.4 - 52.3 - 51.3 100 78 6.8 25.1 - - 0.00 50.93 0.129 488 -
Avg   - - - - 49.7 - - 3.1 - - - - - - - -
Min   58.3 - 45.3 - 48.2 90 54 1.0 11.2 - - 0.00 5.84 0.058 226 -