| Point Forecast: Washington DC 38.89N 77.02W (Elev. 20 ft) |
Last Update: 4:29 pm EDT Jun 25, 2024 |
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| Date | 06/25 | 06/26 | ||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°F) | 93 | 93 | 92 | 88 | 84 | 83 | 81 | 80 | 80 | 79 | 78 | 78 | 77 | 77 | 78 | 81 | 85 | 87 | 90 | 93 | 95 | 97 | 96 | 93 |
| Dewpoint (°F) | 52 | 54 | 55 | 56 | 57 | 58 | 60 | 61 | 61 | 61 | 62 | 62 | 64 | 65 | 66 | 66 | 66 | 66 | 67 | 66 | 66 | 67 | 67 | 69 |
| Heat Index (°F) | 90 | 91 | 90 | 86 | 83 | 83 | 82 | 81 | 81 | 79 | 78 | 78 | 77 | 77 | 78 | 83 | 87 | 89 | 93 | 96 | 98 | 101 | 100 | 98 |
| Surface Wind (mph) | 9 | 9 | 9 | 8 | 8 | 7 | 8 | 8 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 9 |
| Wind Dir | SW | SW | S | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 31 | 29 | 26 | 29 | 28 | 29 | 40 | 39 | 39 | 52 | 46 | 46 | 46 | 38 | 32 | 28 | 24 | 26 | 19 | 22 | 31 | 34 | 46 | 59 |
| Precipitation Potential (%) | 1 | 1 | 1 | 0 | 0 | 0 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 5 | 9 | 9 | 9 | 49 | 49 | 49 |
| Relative Humidity (%) | 25 | 27 | 29 | 34 | 40 | 43 | 49 | 52 | 52 | 54 | 58 | 58 | 64 | 67 | 67 | 60 | 53 | 50 | 47 | 41 | 39 | 38 | 39 | 46 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc |
| Date | 06/27 | |||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°F) | 92 | 90 | 88 | 85 | 80 | 78 | 77 | 76 | 75 | 75 | 74 | 74 | 74 | 74 | 74 | 75 | 76 | 78 | 80 | 82 | 83 | 84 | 85 | 86 |
| Dewpoint (°F) | 70 | 71 | 70 | 71 | 71 | 70 | 71 | 71 | 71 | 71 | 70 | 70 | 69 | 69 | 68 | 71 | 70 | 68 | 67 | 66 | 65 | 65 | 65 | 64 |
| Heat Index (°F) | 98 | 96 | 93 | 90 | 83 | 78 | 77 | 76 | 75 | 75 | 75 | 76 | 78 | 82 | 84 | 85 | 86 | 87 | 87 | |||||
| Surface Wind (mph) | 10 | 9 | 9 | 8 | 8 | 9 | 9 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | NW | NW | N | N | N | N | N | N | N | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 70 | 73 | 67 | 73 | 75 | 80 | 85 | 88 | 90 | 90 | 89 | 87 | 85 | 80 | 67 | 57 | 48 | 38 | 29 | 24 | 21 | 19 | 17 | 16 |
| Precipitation Potential (%) | 60 | 60 | 60 | 69 | 69 | 69 | 69 | 69 | 69 | 28 | 28 | 28 | 28 | 28 | 28 | 10 | 10 | 10 | 10 | 10 | 10 | 7 | 7 | 7 |
| Relative Humidity (%) | 49 | 54 | 55 | 63 | 74 | 76 | 82 | 85 | 87 | 87 | 87 | 87 | 84 | 84 | 82 | 87 | 82 | 71 | 65 | 58 | 55 | 53 | 51 | 48 |
| Rain | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | Chc | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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