| Point Forecast: 5 Miles E Half Moon Bay CA 37.45N 122.33W (Elev. 609 m) |
Last Update: 11:32 pm PDT Sep 14, 2026 |
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| Date | 09/15 | |||||||||||||||||||||||
| 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 | 11 | 11 | 11 | 11 | 11 | 12 | 13 | 16 | 17 | 19 | 19 | 19 | 20 | 19 | 18 | 18 | 16 | 14 | 13 | 12 | 12 |
| Dewpoint (°C) | 8 | 8 | 9 | 8 | 8 | 8 | 8 | 9 | 9 | 11 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 9 | 11 | 11 | 11 | 10 | 9 | 9 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 2 | 2 | 3 | 3 | 5 | 5 | 6 | 7 | 7 | 6 | 5 | 5 | 6 | 6 |
| Wind Dir | WSW | WSW | WSW | SW | SW | SW | SW | SW | SSW | SSW | SSW | S | SW | SW | SSW | SW | SW | SW | SW | WSW | WSW | WSW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 40 | 29 | 13 | 18 | 15 | 16 | 16 | 24 | 25 | 23 | 18 | 12 | 9 | 8 | 4 | 6 | 8 | 7 | 10 | 10 | 23 | 25 | 16 | 13 |
| Precipitation Potential (%) | 1 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 78 | 81 | 83 | 82 | 80 | 80 | 85 | 84 | 86 | 82 | 64 | 54 | 50 | 48 | 43 | 44 | 44 | 53 | 65 | 74 | 84 | 84 | 84 | 84 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/16 | |||||||||||||||||||||||
| 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 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 15 | 16 | 17 | 17 | 17 | 18 | 17 | 17 | 17 | 16 | 14 | 13 | 13 | 13 |
| Dewpoint (°C) | 9 | 9 | 9 | 10 | 10 | 9 | 10 | 10 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 13 | 12 | 12 | 13 | 12 | 11 | 10 | 10 | 10 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 6 | 6 | 6 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SSW | SW | SW | SW | SW | WSW | WSW | WSW | W | W | W | W | W | W | W | W | W | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 12 | 13 | 19 | 17 | 16 | 20 | 36 | 43 | 50 | 38 | 30 | 28 | 28 | 28 | 21 | 21 | 21 | 31 | 31 | 31 | 42 | 42 | 42 | 38 |
| Precipitation Potential (%) | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Relative Humidity (%) | 82 | 83 | 84 | 83 | 82 | 80 | 81 | 80 | 82 | 83 | 78 | 76 | 73 | 74 | 72 | 72 | 72 | 75 | 78 | 80 | 81 | 81 | 81 | 80 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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