| Point Forecast: San Francisco CA 37.77N 122.44W (Elev. 253 ft) |
Last Update: 11:39 am PDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (PDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°F) | 63 | 64 | 64 | 65 | 64 | 62 | 61 | 58 | 56 | 56 | 56 | 56 | 56 | 56 | 55 | 54 | 54 | 54 | 54 | 55 | 56 | 58 | 60 | 62 |
| Dewpoint (°F) | 56 | 57 | 56 | 57 | 57 | 57 | 57 | 54 | 54 | 53 | 53 | 53 | 53 | 53 | 53 | 52 | 52 | 52 | 52 | 52 | 53 | 54 | 55 | 56 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 9 | 10 | 11 | 13 | 13 | 14 | 11 | 10 | 9 | 8 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 3 | 3 | 5 | 6 | 7 |
| 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 | 18 | 18 | 18 | |||||||||||||||||||||
| Sky Cover (%) | 42 | 26 | 19 | 17 | 23 | 40 | 45 | 49 | 69 | 71 | 78 | 79 | 83 | 80 | 87 | 83 | 83 | 86 | 82 | 70 | 68 | 62 | 50 | 35 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 1 |
| Relative Humidity (%) | 77 | 77 | 75 | 75 | 78 | 82 | 85 | 87 | 90 | 91 | 92 | 91 | 92 | 92 | 91 | 92 | 92 | 91 | 92 | 92 | 90 | 87 | 84 | 81 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (PDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°F) | 64 | 65 | 65 | 66 | 64 | 63 | 62 | 59 | 57 | 56 | 56 | 56 | 56 | 56 | 55 | 55 | 55 | 55 | 55 | 55 | 56 | 57 | 59 | 61 |
| Dewpoint (°F) | 56 | 57 | 56 | 57 | 57 | 57 | 57 | 55 | 54 | 54 | 53 | 53 | 53 | 53 | 53 | 53 | 53 | 53 | 53 | 54 | 54 | 55 | 55 | 56 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 8 | 10 | 11 | 13 | 13 | 13 | 11 | 10 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 9 | 9 | 9 | 13 |
| Wind Dir | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | SW | SW | SSW | SSW | SSW | SW |
| Gust | 18 | 18 | 20 | |||||||||||||||||||||
| Sky Cover (%) | 28 | 18 | 13 | 15 | 22 | 33 | 41 | 53 | 69 | 73 | 76 | 78 | 78 | 78 | 85 | 85 | 85 | 89 | 89 | 89 | 82 | 82 | 82 | 55 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 0 |
| Relative Humidity (%) | 75 | 75 | 73 | 74 | 76 | 79 | 82 | 86 | 90 | 91 | 91 | 90 | 91 | 91 | 92 | 92 | 93 | 93 | 94 | 94 | 93 | 90 | 87 | 83 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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