| Point Forecast: San Francisco International Airport CA 37.62N 122.37W (Elev. 1 m) |
Last Update: 12:31 am PDT Jun 21, 2024 |
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| Date | 06/21 | |||||||||||||||||||||||
| Hour (PDT) | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Temperature (°C) | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 13 | 14 | 16 | 17 | 19 | 20 | 21 | 21 | 20 | 20 | 19 | 17 | 16 | 14 | 14 | 14 |
| Dewpoint (°C) | 10 | 9 | 10 | 10 | 9 | 10 | 10 | 10 | 10 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 11 | 10 | 11 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 6 | 6 | 5 | 6 | 6 | 7 | 9 | 10 | 13 | 14 | 15 | 14 | 13 | 11 | 10 | 9 | 9 |
| Wind Dir | W | W | WSW | W | WSW | WSW | WSW | WSW | WSW | W | NNW | WNW | WNW | WNW | W | W | W | W | W | W | W | W | W | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 72 | 70 | 73 | 61 | 63 | 60 | 63 | 50 | 47 | 32 | 17 | 5 | 3 | 2 | 1 | 1 | 3 | 4 | 3 | 8 | 12 | 12 | 22 | 9 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 86 | 88 | 88 | 88 | 88 | 90 | 90 | 87 | 83 | 78 | 78 | 73 | 66 | 61 | 59 | 56 | 56 | 57 | 62 | 65 | 71 | 76 | 78 | 80 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 06/22 | |||||||||||||||||||||||
| Hour (PDT) | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Temperature (°C) | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 15 | 17 | 18 | 19 | 21 | 23 | 24 | 24 | 23 | 22 | 21 | 19 | 17 | 16 | 16 | 14 |
| Dewpoint (°C) | 11 | 10 | 10 | 10 | 9 | 10 | 10 | 11 | 11 | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 |
| Heat Index (°C) | 24 | 24 | ||||||||||||||||||||||
| Surface Wind (mph) | 8 | 7 | 7 | 6 | 5 | 5 | 2 | 2 | 2 | 3 | 5 | 6 | 7 | 8 | 9 | 11 | 13 | 14 | 13 | 11 | 10 | 9 | 9 | 8 |
| Wind Dir | WSW | WSW | WSW | WSW | WSW | SW | SW | WSW | WSW | WSW | W | W | W | W | W | W | W | W | W | W | W | W | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 14 | 11 | 10 | 8 | 11 | 14 | 19 | 19 | 18 | 9 | 6 | 2 | 2 | 1 | 1 | 2 | 2 | 3 | 4 | 4 | 5 | 5 | 4 | 4 |
| 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 (%) | 83 | 83 | 83 | 84 | 84 | 85 | 85 | 84 | 75 | 72 | 70 | 67 | 61 | 54 | 49 | 47 | 47 | 49 | 53 | 58 | 63 | 68 | 71 | 74 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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