| Point Forecast: Downtown Seattle WA 47.61N 122.32W (Elev. 73 m) |
Last Update: 8:01 am PDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| 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) | 23 | 25 | 26 | 28 | 28 | 29 | 29 | 29 | 28 | 27 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 18 | 18 | 19 | 21 | 23 | 24 |
| Dewpoint (°C) | 14 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 14 |
| Heat Index (°C) | 25 | 26 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 25 | 24 | 24 | ||||||||||||
| Surface Wind (mph) | 8 | 8 | 9 | 9 | 10 | 10 | 10 | 9 | 8 | 7 | 6 | 6 | 5 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Wind Dir | NNW | NNW | NNW | NNW | NNW | NNW | NNW | N | N | N | NNE | NE | NE | NE | NE | NE | NNE | NNE | N | N | N | NNE | N | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 3 | 1 | 3 | 2 | 2 | 2 | 4 | 3 | 3 | 6 | 4 | 5 | 2 | 5 | 2 | 1 | 1 | 3 | 2 | 5 | 7 | 2 | 4 | 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 (%) | 58 | 53 | 48 | 43 | 40 | 38 | 38 | 38 | 39 | 42 | 47 | 50 | 53 | 55 | 58 | 60 | 61 | 65 | 67 | 67 | 65 | 60 | 55 | 51 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| 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) | 26 | 28 | 29 | 31 | 32 | 32 | 32 | 31 | 29 | 28 | 26 | 24 | 22 | 21 | 20 | 19 | 18 | 17 | 17 | 17 | 17 | 18 | 19 | 21 |
| Dewpoint (°C) | 14 | 14 | 14 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 14 |
| Heat Index (°C) | 26 | 28 | 29 | 29 | 31 | 31 | 31 | 30 | 29 | 28 | 26 | 24 | ||||||||||||
| Surface Wind (mph) | 3 | 3 | 3 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 3 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 |
| Wind Dir | WNW | WNW | WNW | WNW | WNW | WNW | NNW | NNW | NNW | NNW | NNW | NNW | N | N | N | SW | SW | SW | SSW | SSW | SSW | SSW | SSW | SSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 6 | 6 | 6 | 4 | 4 | 4 | 2 | 2 | 2 | 5 | 5 | 5 | 5 | 5 | 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 (%) | 47 | 42 | 38 | 34 | 32 | 30 | 31 | 33 | 36 | 41 | 47 | 53 | 58 | 62 | 64 | 67 | 71 | 75 | 77 | 77 | 76 | 73 | 70 | 66 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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