| Point Forecast: San Rafael CA 37.96N 122.52W (Elev. 52 ft) |
Last Update: 2:19 am PDT Sep 22, 2024 |
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| Date | 09/22 | 09/23 | ||||||||||||||||||||||
| Hour (PDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 56 | 56 | 56 | 56 | 56 | 57 | 62 | 66 | 69 | 73 | 79 | 82 | 84 | 85 | 84 | 82 | 78 | 71 | 66 | 64 | 61 | 61 | 59 | 58 |
| Dewpoint (°F) | 52 | 52 | 52 | 52 | 52 | 53 | 55 | 56 | 57 | 58 | 59 | 58 | 57 | 57 | 55 | 55 | 56 | 53 | 52 | 52 | 52 | 52 | 52 | 51 |
| Heat Index (°F) | 80 | 82 | 83 | 84 | 83 | 81 | 78 | |||||||||||||||||
| Surface Wind (mph) | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 |
| Wind Dir | SW | SW | SW | W | SW | SW | S | SSE | SE | SE | SSE | SSE | S | SSW | W | WNW | W | SW | SSW | S | SSE | SSE | SSE | SE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 16 | 20 | 31 | 32 | 39 | 34 | 41 | 13 | 5 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 4 | 7 | 6 |
| 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 (%) | 86 | 86 | 88 | 86 | 89 | 86 | 79 | 71 | 65 | 58 | 50 | 45 | 40 | 38 | 37 | 40 | 47 | 53 | 61 | 66 | 71 | 72 | 76 | 80 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/24 | |||||||||||||||||||||||
| Hour (PDT) | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 |
| Temperature (°F) | 57 | 57 | 57 | 57 | 57 | 59 | 65 | 71 | 76 | 81 | 87 | 91 | 94 | 94 | 93 | 89 | 83 | 77 | 73 | 70 | 67 | 65 | 64 | 62 |
| Dewpoint (°F) | 51 | 51 | 50 | 50 | 50 | 51 | 54 | 54 | 55 | 56 | 55 | 54 | 52 | 52 | 52 | 53 | 53 | 52 | 52 | 51 | 51 | 51 | 51 | 51 |
| Heat Index (°F) | 76 | 81 | 85 | 88 | 91 | 92 | 90 | 86 | 82 | 77 | ||||||||||||||
| Surface Wind (mph) | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wind Dir | N | N | N | N | E | E | E | E | E | ESE | S | SW | WSW | WSW | WSW | WSW | W | W | WSW | WSW | SW | SW | SW | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 7 | 9 | 9 | 10 | 14 | 6 | 10 | 2 | 4 | 7 | 10 | 13 | 10 | 8 | 5 | 5 | 4 | 4 | 3 | 3 | 2 | 2 | 3 | 3 |
| 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 (%) | 80 | 80 | 78 | 76 | 78 | 75 | 66 | 55 | 48 | 41 | 34 | 28 | 25 | 24 | 25 | 29 | 36 | 42 | 47 | 52 | 56 | 60 | 63 | 66 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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