| Point Forecast: Angwin CA 38.58N 122.45W (Elev. 1759 ft) |
Last Update: 1:26 am PDT May 16, 2026 |
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| Date | 05/16 | 05/17 | ||||||||||||||||||||||
| Hour (PDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°F) | 61 | 59 | 59 | 58 | 56 | 58 | 61 | 63 | 65 | 67 | 69 | 70 | 72 | 72 | 73 | 73 | 72 | 69 | 65 | 63 | 61 | 60 | 58 | 58 |
| Dewpoint (°F) | 31 | 30 | 30 | 30 | 30 | 32 | 32 | 31 | 33 | 35 | 37 | 37 | 38 | 37 | 38 | 39 | 38 | 38 | 38 | 37 | 36 | 36 | 36 | 36 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 13 | 14 | 14 | 14 | 14 | 11 | 11 | 14 | 14 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 11 | 13 | 13 | 13 | 13 | 11 | 13 | 13 |
| Wind Dir | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | NW | NNW | NW | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | N | N |
| Gust | 28 | 30 | 31 | 31 | 28 | 25 | 24 | 25 | 22 | 20 | 18 | 18 | 18 | 18 | 20 | 22 | 24 | 26 | 26 | 28 | 25 | 25 | 28 | |
| Sky Cover (%) | 18 | 6 | 2 | 0 | 0 | 1 | 1 | 0 | 3 | 0 | 3 | 10 | 12 | 11 | 20 | 14 | 13 | 10 | 22 | 13 | 8 | 9 | 7 | 7 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 32 | 33 | 33 | 35 | 37 | 36 | 33 | 30 | 30 | 30 | 31 | 30 | 29 | 28 | 29 | 29 | 29 | 31 | 36 | 38 | 39 | 42 | 43 | 45 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/18 | |||||||||||||||||||||||
| Hour (PDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°F) | 56 | 55 | 54 | 53 | 54 | 56 | 59 | 62 | 62 | 63 | 64 | 67 | 68 | 69 | 70 | 70 | 71 | 70 | 69 | 68 | 68 | 67 | 66 | 65 |
| Dewpoint (°F) | 36 | 35 | 34 | 34 | 33 | 32 | 29 | 28 | 26 | 26 | 26 | 26 | 24 | 22 | 21 | 20 | 17 | 16 | 16 | 16 | 15 | 15 | 16 | 17 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 14 | 15 | 16 | 17 | 18 | 20 | 21 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 21 | 21 | 21 | 17 | 17 | 17 | 17 | 17 | 17 |
| Wind Dir | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N | N |
| Gust | 30 | 31 | 32 | 30 | 37 | 38 | 38 | 38 | 37 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 34 | 34 | 34 | 38 | 38 | 38 |
| Sky Cover (%) | 4 | 1 | 2 | 5 | 14 | 22 | 22 | 21 | 7 | 1 | 1 | 1 | 2 | 2 | 2 | 7 | 7 | 7 | 3 | 3 | 3 | 2 | 2 | 2 |
| 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 (%) | 46 | 47 | 46 | 47 | 45 | 40 | 32 | 26 | 25 | 24 | 23 | 21 | 19 | 17 | 16 | 15 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 16 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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