| Point Forecast: 5 Miles S Travis AFB/Fairfield CA 38.21N 121.95W (Elev. 187 ft) |
Last Update: 2:00 am PDT May 20, 2026 |
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| Date | 05/20 | 05/21 | ||||||||||||||||||||||
| Hour (PDT) | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 |
| Temperature (°F) | 59 | 62 | 66 | 74 | 78 | 82 | 84 | 86 | 88 | 88 | 88 | 86 | 85 | 79 | 71 | 67 | 64 | 62 | 60 | 59 | 57 | 56 | 55 | 55 |
| Dewpoint (°F) | 47 | 47 | 46 | 47 | 46 | 45 | 44 | 43 | 40 | 40 | 40 | 42 | 45 | 48 | 47 | 47 | 48 | 49 | 49 | 50 | 49 | 49 | 50 | 50 |
| Heat Index (°F) | 78 | 80 | 82 | 83 | 84 | 84 | 84 | 83 | 82 | 79 | ||||||||||||||
| Surface Wind (mph) | 3 | 3 | 2 | 3 | 3 | 3 | 5 | 7 | 9 | 10 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 7 | 7 |
| Wind Dir | WSW | WSW | W | NW | W | W | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | 18 | |||||||||||||||||||||||
| Sky Cover (%) | 22 | 20 | 19 | 22 | 26 | 29 | 15 | 15 | 2 | 0 | 1 | 1 | 3 | 2 | 3 | 1 | 4 | 3 | 2 | 4 | 4 | 3 | 8 | 8 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 65 | 59 | 48 | 38 | 32 | 27 | 25 | 22 | 19 | 19 | 19 | 21 | 25 | 34 | 42 | 49 | 57 | 62 | 68 | 71 | 75 | 78 | 81 | 81 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/22 | |||||||||||||||||||||||
| Hour (PDT) | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 |
| Temperature (°F) | 57 | 60 | 65 | 74 | 79 | 84 | 86 | 88 | 90 | 89 | 89 | 87 | 83 | 78 | 73 | 67 | 63 | 60 | 58 | 56 | 55 | 54 | 54 | 54 |
| Dewpoint (°F) | 49 | 49 | 48 | 50 | 49 | 48 | 46 | 45 | 46 | 45 | 48 | 47 | 49 | 50 | 50 | 50 | 49 | 49 | 49 | 49 | 50 | 50 | 51 | 51 |
| Heat Index (°F) | 79 | 82 | 83 | 85 | 86 | 86 | 86 | 84 | 81 | 78 | ||||||||||||||
| Surface Wind (mph) | 7 | 6 | 6 | 6 | 7 | 7 | 7 | 11 | 11 | 11 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
| Wind Dir | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | 20 | 20 | 20 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | |||||||
| Sky Cover (%) | 8 | 10 | 10 | 10 | 3 | 3 | 3 | 4 | 4 | 4 | 6 | 6 | 6 | 3 | 3 | 3 | 3 | 3 | 3 | 7 | 7 | 7 | 9 | 9 |
| 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 (%) | 76 | 68 | 55 | 43 | 35 | 29 | 25 | 22 | 22 | 22 | 24 | 25 | 30 | 38 | 45 | 53 | 60 | 66 | 72 | 77 | 82 | 86 | 88 | 87 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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