| Point Forecast: San Francisco CA 37.78N 122.38W (Elev. 0 ft) |
Last Update: 1:26 pm PDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| 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) | 58 | 57 | 57 | 58 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 56 | 57 | 57 | 58 | 59 | 60 | 60 | 60 | 61 | 60 | 60 | 60 | 59 |
| Dewpoint (°F) | 55 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 53 | 54 | 54 | 54 | 55 | 56 | 56 | 56 | 57 | 57 | 56 | 56 | 56 | 55 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 11 | 11 | 11 | 11 | 10 | 9 |
| Wind Dir | WSW | WSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | 20 | 18 | 18 | 18 | 18 | 18 | 20 | 20 | 20 | 18 | ||||||||||||||
| Sky Cover (%) | 73 | 71 | 81 | 82 | 84 | 83 | 89 | 89 | 87 | 87 | 90 | 83 | 86 | 82 | 74 | 62 | 46 | 24 | 9 | 7 | 8 | 11 | 17 | 31 |
| Precipitation Potential (%) | 10 | 10 | 10 | 14 | 14 | 14 | 14 | 14 | 14 | 11 | 11 | 11 | 11 | 11 | 11 | 3 | 3 | 3 | 3 | 3 | 3 | 7 | 7 | 7 |
| Relative Humidity (%) | 91 | 91 | 90 | 88 | 89 | 90 | 89 | 89 | 90 | 89 | 88 | 91 | 91 | 91 | 91 | 90 | 88 | 88 | 87 | 87 | 87 | 87 | 87 | 87 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| 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) | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 57 | 58 | 58 | 59 | 60 | 61 | 62 | 62 | 62 | 62 | 61 | 60 | 59 |
| Dewpoint (°F) | 55 | 55 | 54 | 54 | 55 | 55 | 55 | 54 | 54 | 54 | 54 | 54 | 55 | 55 | 56 | 57 | 57 | 57 | 57 | 58 | 57 | 57 | 57 | 56 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 9 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 9 | 9 | 9 | 10 | 10 | 10 |
| Wind Dir | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | 18 | 18 | 18 | |||||||||||||||||||||
| Sky Cover (%) | 65 | 67 | 72 | 76 | 76 | 76 | 89 | 89 | 89 | 88 | 88 | 88 | 84 | 84 | 84 | 37 | 37 | 37 | 5 | 5 | 5 | 8 | 8 | 8 |
| Precipitation Potential (%) | 7 | 7 | 7 | 15 | 15 | 15 | 15 | 15 | 15 | 6 | 6 | 6 | 6 | 6 | 6 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 |
| Relative Humidity (%) | 91 | 88 | 88 | 88 | 89 | 89 | 88 | 88 | 88 | 88 | 89 | 90 | 91 | 91 | 90 | 89 | 87 | 86 | 84 | 84 | 85 | 86 | 88 | 90 |
| Rain | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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