| Point Forecast: Washington DC 38.91N 77.05W (Elev. 89 ft) |
Last Update: 1:30 am EDT Jun 22, 2024 |
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| Date | 06/22 | 06/23 | ||||||||||||||||||||||
| Hour (EDT) | 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) | 79 | 78 | 77 | 76 | 75 | 77 | 80 | 85 | 90 | 94 | 96 | 98 | 99 | 100 | 100 | 99 | 98 | 97 | 95 | 92 | 89 | 87 | 86 | 84 |
| Dewpoint (°F) | 71 | 70 | 69 | 68 | 68 | 68 | 68 | 69 | 69 | 69 | 68 | 69 | 68 | 69 | 69 | 69 | 69 | 69 | 68 | 71 | 71 | 72 | 70 | 70 |
| Heat Index (°F) | 79 | 78 | 77 | 76 | 75 | 77 | 83 | 89 | 95 | 99 | 101 | 104 | 105 | 107 | 107 | 106 | 104 | 103 | 100 | 99 | 95 | 94 | 91 | 88 |
| Surface Wind (mph) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 5 | 6 | 6 | 7 | 8 | 8 | 8 | 9 | 8 | 8 | 7 | 6 | 6 | 6 | 7 |
| Wind Dir | S | S | S | S | S | SW | SW | SW | SW | SW | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 9 | 9 | 6 | 9 | 12 | 7 | 6 | 9 | 12 | 11 | 17 | 24 | 35 | 30 | 35 | 49 | 37 | 37 | 38 | 37 | 43 | 40 | 34 | 31 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 12 | 12 | 12 | 17 | 17 | 17 | 8 | 8 | 8 | 6 | 5 | 4 |
| Relative Humidity (%) | 77 | 76 | 76 | 76 | 79 | 74 | 67 | 59 | 50 | 44 | 40 | 39 | 37 | 37 | 37 | 38 | 39 | 40 | 42 | 51 | 56 | 61 | 59 | 63 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- |
| Date | 06/24 | |||||||||||||||||||||||
| Hour (EDT) | 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) | 83 | 82 | 80 | 80 | 80 | 81 | 83 | 86 | 90 | 94 | 96 | 97 | 98 | 98 | 97 | 96 | 95 | 93 | 91 | 88 | 85 | 82 | 80 | 79 |
| Dewpoint (°F) | 70 | 69 | 69 | 70 | 70 | 71 | 71 | 71 | 71 | 71 | 70 | 70 | 69 | 69 | 69 | 69 | 69 | 70 | 70 | 71 | 71 | 72 | 73 | 73 |
| Heat Index (°F) | 87 | 85 | 83 | 83 | 83 | 85 | 88 | 91 | 96 | 101 | 103 | 104 | 104 | 104 | 103 | 102 | 101 | 99 | 97 | 94 | 90 | 87 | 84 | 79 |
| Surface Wind (mph) | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 6 | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 |
| Wind Dir | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 30 | 28 | 22 | 23 | 26 | 23 | 22 | 26 | 31 | 35 | 41 | 53 | 59 | 64 | 75 | 80 | 80 | 81 | 81 | 80 | 78 | 77 | 77 | 77 |
| Precipitation Potential (%) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 34 | 34 | 34 | 34 | 34 | 34 | 61 | 61 | 61 | 61 | 61 | 61 |
| Relative Humidity (%) | 65 | 65 | 69 | 72 | 72 | 72 | 67 | 61 | 54 | 47 | 43 | 42 | 39 | 39 | 40 | 42 | 43 | 47 | 50 | 57 | 63 | 72 | 79 | 82 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
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