| Point Forecast: 2 Miles NW Brentwood CA 37.95N 121.71W (Elev. 82 ft) |
Last Update: 1:26 pm PDT Jul 19, 2026 |
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| Date | 07/19 | 07/20 | ||||||||||||||||||||||
| Hour (PDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 81 | 77 | 75 | 74 | 73 | 72 | 70 | 68 | 66 | 65 | 64 | 65 | 68 | 70 | 75 | 77 | 80 | 83 | 86 | 88 | 89 | 90 | 88 | 87 |
| Dewpoint (°F) | 51 | 51 | 51 | 52 | 52 | 53 | 54 | 54 | 54 | 54 | 54 | 55 | 55 | 55 | 56 | 57 | 57 | 56 | 56 | 55 | 53 | 52 | 51 | 52 |
| Heat Index (°F) | 80 | 77 | 75 | 75 | 77 | 80 | 82 | 85 | 86 | 87 | 87 | 86 | 85 | |||||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 7 | 8 | 8 | 9 | 10 | 10 | 9 | 9 | 9 |
| Wind Dir | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | W | NW | NW | NW | WNW | WNW | WNW | WNW | W | W | W | W | W |
| Gust | 18 | 18 | 18 | 18 | ||||||||||||||||||||
| Sky Cover (%) | 32 | 60 | 57 | 50 | 53 | 47 | 37 | 23 | 35 | 31 | 28 | 24 | 16 | 13 | 23 | 22 | 30 | 26 | 25 | 27 | 24 | 24 | 24 | 24 |
| Precipitation Potential (%) | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 36 | 41 | 44 | 46 | 49 | 52 | 56 | 61 | 65 | 67 | 69 | 70 | 64 | 58 | 52 | 49 | 46 | 41 | 37 | 33 | 29 | 27 | 28 | 30 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/21 | |||||||||||||||||||||||
| Hour (PDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 84 | 79 | 77 | 76 | 74 | 73 | 72 | 69 | 68 | 67 | 66 | 67 | 70 | 74 | 79 | 83 | 87 | 90 | 93 | 95 | 96 | 96 | 94 | 92 |
| Dewpoint (°F) | 52 | 51 | 51 | 51 | 51 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 53 | 53 | 54 | 54 | 54 | 54 | 54 | 53 | 52 | 51 | 50 | 50 |
| Heat Index (°F) | 83 | 79 | 77 | 76 | 79 | 82 | 85 | 88 | 91 | 92 | 93 | 93 | 91 | 88 | ||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 7 | 7 | 7 | 9 | 9 | 9 | 11 | 11 | 11 |
| Wind Dir | W | W | W | W | W | W | W | W | W | WSW | WSW | WSW | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | 20 | 20 | 20 | |||||||||||||||||||||
| Sky Cover (%) | 28 | 28 | 28 | 51 | 51 | 51 | 72 | 72 | 72 | 60 | 60 | 60 | 38 | 38 | 38 | 20 | 20 | 20 | 28 | 28 | 28 | 32 | 32 | 32 |
| Precipitation Potential (%) | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 |
| Relative Humidity (%) | 33 | 38 | 40 | 42 | 44 | 47 | 50 | 54 | 57 | 59 | 61 | 58 | 53 | 48 | 42 | 36 | 32 | 29 | 27 | 24 | 23 | 22 | 23 | 24 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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