| Point Forecast: 2 Miles WSW Vacaville CA 38.36N 121.99W (Elev. 194 ft) |
Last Update: 3:11 am PDT Sep 14, 2026 |
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| Date | 09/14 | 09/15 | ||||||||||||||||||||||
| Hour (PDT) | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 |
| Temperature (°F) | 65 | 70 | 75 | 79 | 82 | 86 | 88 | 89 | 91 | 89 | 87 | 84 | 77 | 74 | 72 | 70 | 68 | 66 | 65 | 63 | 62 | 61 | 60 | 59 |
| Dewpoint (°F) | 46 | 45 | 42 | 42 | 42 | 40 | 39 | 40 | 42 | 43 | 46 | 47 | 47 | 47 | 47 | 48 | 49 | 48 | 50 | 50 | 50 | 50 | 51 | 50 |
| Heat Index (°F) | 75 | 79 | 80 | 83 | 84 | 85 | 87 | 85 | 84 | 82 | 77 | |||||||||||||
| Surface Wind (mph) | 6 | 8 | 11 | 11 | 9 | 7 | 6 | 6 | 7 | 8 | 8 | 7 | 6 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Wind Dir | WNW | N | N | N | N | N | N | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW | SW |
| Gust | 20 | 23 | 21 | 18 | ||||||||||||||||||||
| Sky Cover (%) | 3 | 0 | 1 | 1 | 0 | 0 | 5 | 13 | 5 | 1 | 4 | 3 | 1 | 4 | 3 | 0 | 1 | 1 | 0 | 3 | 4 | 7 | 7 | 7 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 50 | 41 | 31 | 27 | 24 | 20 | 18 | 18 | 18 | 20 | 24 | 28 | 35 | 38 | 41 | 45 | 51 | 53 | 58 | 62 | 64 | 67 | 71 | 71 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/16 | |||||||||||||||||||||||
| Hour (PDT) | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 |
| Temperature (°F) | 61 | 65 | 71 | 75 | 78 | 83 | 85 | 86 | 87 | 85 | 82 | 77 | 72 | 69 | 67 | 66 | 65 | 64 | 63 | 62 | 61 | 61 | 60 | 60 |
| Dewpoint (°F) | 52 | 51 | 52 | 52 | 51 | 52 | 51 | 51 | 52 | 50 | 52 | 53 | 53 | 52 | 52 | 52 | 52 | 52 | 52 | 51 | 51 | 52 | 52 | 52 |
| Heat Index (°F) | 75 | 78 | 82 | 83 | 84 | 85 | 83 | 81 | 77 | |||||||||||||||
| Surface Wind (mph) | 3 | 3 | 3 | 6 | 6 | 6 | 9 | 9 | 9 | 10 | 10 | 10 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 |
| Wind Dir | SW | SW | SW | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | 18 | 18 | 18 | 20 | 20 | 20 | 21 | 21 | 21 | 18 | 18 | 18 | ||||||||||||
| Sky Cover (%) | 6 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 11 | 11 | 11 | 17 | 17 | 17 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 71 | 60 | 51 | 44 | 39 | 34 | 31 | 30 | 30 | 30 | 36 | 43 | 51 | 55 | 59 | 61 | 63 | 65 | 67 | 68 | 70 | 71 | 74 | 76 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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