| Point Forecast: Seattle WA 47.63N 122.33W (Elev. 12 m) |
Last Update: 2:25 am PDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (PDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°C) | 16 | 15 | 15 | 17 | 18 | 19 | 21 | 23 | 25 | 26 | 27 | 28 | 29 | 29 | 28 | 28 | 27 | 24 | 23 | 22 | 21 | 20 | 19 | 18 |
| Dewpoint (°C) | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 |
| Heat Index (°C) | 25 | 26 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 24 | ||||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 3 | 3 | 5 | 6 | 7 | 8 | 9 | 9 | 9 | 10 | 9 | 9 | 8 | 7 | 6 | 5 | 5 | 5 | 3 | 3 | 2 |
| Wind Dir | N | NE | NE | NNE | N | N | N | N | NNW | NNW | N | NNW | NNW | N | N | N | N | NNE | NE | NE | NE | NE | NE | NNE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 5 | 2 | 4 | 5 | 2 | 2 | 4 | 2 | 1 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 6 | 4 | 5 | 2 | 6 | 1 | 0 | 1 |
| 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 (%) | 85 | 87 | 86 | 81 | 76 | 72 | 66 | 60 | 52 | 48 | 44 | 42 | 39 | 38 | 39 | 40 | 43 | 48 | 53 | 56 | 59 | 61 | 63 | 64 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (PDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°C) | 18 | 17 | 17 | 19 | 21 | 22 | 24 | 26 | 28 | 29 | 31 | 32 | 32 | 32 | 31 | 29 | 27 | 25 | 23 | 21 | 20 | 19 | 18 | 17 |
| Dewpoint (°C) | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
| Heat Index (°C) | 24 | 26 | 28 | 29 | 29 | 31 | 31 | 31 | 29 | 28 | 27 | 25 | ||||||||||||
| Surface Wind (mph) | 2 | 2 | 1 | 0 | 1 | 1 | 1 | 2 | 2 | 2 | 5 | 5 | 5 | 6 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 2 | 2 |
| Wind Dir | NNE | N | N | N | NNE | N | NW | WNW | WNW | WNW | WNW | WNW | WNW | NNW | NNW | NNW | NNW | NNW | NNW | N | N | N | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 4 | 1 | 5 | 7 | 2 | 4 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 6 | 6 | 6 | 4 | 4 | 4 | 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 (%) | 68 | 70 | 70 | 68 | 61 | 57 | 52 | 47 | 42 | 37 | 34 | 31 | 30 | 31 | 34 | 38 | 43 | 49 | 54 | 60 | 65 | 69 | 72 | 76 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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