| Point Forecast: San Francisco CA 37.77N 122.41W (Elev. 131 ft) |
Last Update: 9:16 pm PDT Jul 15, 2026 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (PDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°F) | 64 | 62 | 61 | 60 | 60 | 59 | 59 | 58 | 58 | 58 | 59 | 61 | 62 | 66 | 68 | 69 | 70 | 70 | 70 | 69 | 68 | 66 | 64 | 62 |
| Dewpoint (°F) | 54 | 51 | 51 | 51 | 51 | 51 | 51 | 50 | 50 | 50 | 51 | 52 | 53 | 55 | 55 | 55 | 55 | 55 | 55 | 55 | 54 | 54 | 53 | 53 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 10 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 10 | 13 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 |
| Wind Dir | W | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | 20 | 20 | 21 | 22 | 22 | 23 | 23 | 23 | 22 | 21 | ||||||||||||||
| Sky Cover (%) | 5 | 9 | 6 | 9 | 10 | 13 | 10 | 12 | 12 | 27 | 16 | 16 | 10 | 10 | 14 | 18 | 10 | 8 | 6 | 5 | 8 | 11 | 9 | 15 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
| Relative Humidity (%) | 70 | 67 | 69 | 72 | 74 | 74 | 75 | 75 | 75 | 75 | 75 | 73 | 71 | 68 | 65 | 61 | 59 | 59 | 60 | 61 | 62 | 65 | 68 | 72 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (PDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°F) | 60 | 58 | 58 | 57 | 57 | 56 | 56 | 55 | 55 | 55 | 56 | 57 | 58 | 59 | 61 | 63 | 64 | 65 | 65 | 64 | 64 | 63 | 60 | 58 |
| Dewpoint (°F) | 52 | 53 | 52 | 53 | 53 | 52 | 52 | 52 | 52 | 52 | 53 | 54 | 54 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 55 | 55 | 55 | 54 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 11 | 10 | 10 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 11 | 11 | 11 | 14 | 14 | 14 | 15 | 15 | 15 | 14 |
| Wind Dir | W | W | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | 20 | 18 | 18 | 21 | 21 | 21 | 22 | 22 | 22 | 21 | ||||||||||||||
| Sky Cover (%) | 18 | 24 | 20 | 23 | 22 | 35 | 42 | 41 | 41 | 41 | 41 | 46 | 46 | 46 | 44 | 44 | 44 | 24 | 24 | 24 | 38 | 38 | 38 | 32 |
| Precipitation Potential (%) | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 77 | 81 | 82 | 85 | 87 | 87 | 88 | 89 | 89 | 90 | 90 | 88 | 88 | 87 | 83 | 78 | 76 | 73 | 72 | 73 | 74 | 77 | 81 | 84 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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