| Point Forecast: San Mateo CA 37.56N 122.33W (Elev. 33 m) |
Last Update: 2:26 am PDT Sep 25, 2024 |
 |
|
[show menu] |
| Date | 09/25 | 09/26 | ||||||||||||||||||||||
| Hour (PDT) | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 |
| Temperature (°C) | 19 | 21 | 22 | 22 | 23 | 22 | 22 | 21 | 18 | 17 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 18 |
| Dewpoint (°C) | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 13 | 13 | 13 | 13 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 14 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 7 | 7 | 7 | 8 | 9 | 9 | 10 | 9 | 7 | 6 | 5 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 |
| Wind Dir | SW | SW | WSW | WSW | WSW | WSW | WSW | W | WSW | W | W | WSW | W | WSW | WSW | WSW | SW | SSW | SW | SSW | SW | W | W | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 46 | 30 | 16 | 8 | 4 | 2 | 2 | 4 | 27 | 20 | 40 | 50 | 56 | 32 | 32 | 46 | 54 | 53 | 61 | 68 | 68 | 57 | 44 | 38 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 75 | 72 | 67 | 64 | 61 | 64 | 64 | 70 | 74 | 81 | 82 | 83 | 84 | 85 | 86 | 87 | 86 | 90 | 90 | 91 | 92 | 88 | 87 | 82 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/27 | |||||||||||||||||||||||
| Hour (PDT) | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 |
| Temperature (°C) | 19 | 21 | 23 | 24 | 25 | 26 | 24 | 23 | 21 | 18 | 17 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 16 | 18 | 20 |
| Dewpoint (°C) | 15 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 12 | 13 | 14 |
| Heat Index (°C) | 24 | 25 | 26 | 24 | ||||||||||||||||||||
| Surface Wind (mph) | 3 | 5 | 5 | 6 | 7 | 8 | 9 | 8 | 6 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Wind Dir | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | W | W | W | WSW | WSW | WSW | SW | SSW | S | SE | ESE | ENE | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 31 | 23 | 14 | 6 | 4 | 2 | 0 | 1 | 1 | 2 | 3 | 4 | 5 | 6 | 8 | 9 | 12 | 16 | 19 | 17 | 14 | 12 | 9 | 5 |
| 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 (%) | 75 | 69 | 63 | 59 | 55 | 52 | 53 | 59 | 66 | 73 | 76 | 78 | 80 | 82 | 84 | 85 | 86 | 87 | 86 | 86 | 84 | 80 | 75 | 68 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| ||||||||||||