| Point Forecast: San Francisco CA 37.77N 122.41W (Elev. 40 m) |
Last Update: 8:16 am PDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (PDT) | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 |
| Temperature (°C) | 16 | 17 | 19 | 19 | 19 | 20 | 19 | 19 | 18 | 16 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 15 |
| Dewpoint (°C) | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 7 | 8 | 9 | 10 | 11 | 13 | 13 | 10 | 9 | 8 | 7 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Wind Dir | WSW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 57 | 41 | 29 | 13 | 6 | 5 | 9 | 9 | 15 | 24 | 44 | 49 | 62 | 66 | 68 | 69 | 80 | 77 | 76 | 81 | 87 | 76 | 74 | 59 |
| Precipitation Potential (%) | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 88 | 84 | 76 | 74 | 71 | 71 | 75 | 74 | 79 | 84 | 87 | 88 | 88 | 89 | 90 | 91 | 92 | 91 | 92 | 91 | 92 | 92 | 90 | 89 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (PDT) | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 |
| Temperature (°C) | 16 | 18 | 18 | 19 | 20 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 |
| Dewpoint (°C) | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 3 | 6 | 6 | 6 | 10 | 10 | 10 | 13 | 13 | 13 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 |
| Wind Dir | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SSW | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 41 | 22 | 22 | 22 | 4 | 4 | 4 | 9 | 9 | 9 | 32 | 32 | 32 | 56 | 56 | 56 | 75 | 75 | 75 | 77 | 77 | 77 | 77 | 77 |
| 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 (%) | 84 | 77 | 72 | 69 | 68 | 69 | 71 | 74 | 78 | 82 | 86 | 88 | 90 | 90 | 91 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 91 | 88 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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