| Point Forecast: Langley Park MD 39N 76.98W (Elev. 125 ft) |
Last Update: 1:30 pm EDT Jul 3, 2025 |
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| Date | 07/03 | 07/04 | ||||||||||||||||||||||
| Hour (EDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°F) | 89 | 88 | 89 | 89 | 88 | 88 | 86 | 83 | 81 | 78 | 77 | 75 | 74 | 72 | 71 | 70 | 69 | 68 | 69 | 72 | 76 | 79 | 82 | 84 |
| Dewpoint (°F) | 66 | 66 | 65 | 65 | 65 | 66 | 67 | 67 | 67 | 66 | 66 | 66 | 66 | 65 | 64 | 64 | 62 | 62 | 63 | 63 | 63 | 62 | 60 | 60 |
| Heat Index (°F) | 92 | 90 | 91 | 91 | 90 | 90 | 89 | 86 | 83 | 78 | 77 | 75 | 76 | 79 | 82 | 84 | ||||||||
| Surface Wind (mph) | 6 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 5 | 5 |
| Wind Dir | NW | NW | W | W | W | NW | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | N | N | N | N | N |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 22 | 22 | 24 | 23 | 17 | 11 | 5 | 21 | 13 | 12 | 11 | 2 | 8 | 7 | 5 | 4 | 8 | 9 | 7 | 2 | 0 | 1 | 4 | 4 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 5 | 7 | 9 | 3 | 3 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 47 | 48 | 45 | 45 | 47 | 48 | 53 | 59 | 63 | 67 | 69 | 74 | 76 | 79 | 79 | 81 | 78 | 81 | 81 | 73 | 64 | 56 | 47 | 44 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/05 | |||||||||||||||||||||||
| Hour (EDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°F) | 85 | 85 | 86 | 86 | 85 | 84 | 84 | 81 | 78 | 76 | 74 | 73 | 72 | 71 | 70 | 68 | 68 | 68 | 70 | 72 | 75 | 80 | 83 | 85 |
| Dewpoint (°F) | 59 | 59 | 59 | 59 | 59 | 60 | 61 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 63 | 63 | 64 | 64 | 63 | 63 | 63 |
| Heat Index (°F) | 85 | 85 | 85 | 85 | 85 | 84 | 84 | 82 | 78 | 76 | 75 | 81 | 84 | 86 | ||||||||||
| Surface Wind (mph) | 6 | 6 | 5 | 5 | 5 | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 5 |
| Wind Dir | N | NW | N | N | N | N | N | N | NE | E | E | E | E | NE | NE | NE | NE | NE | E | E | E | SE | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 4 | 7 | 7 | 8 | 8 | 12 | 4 | 8 | 3 | 4 | 4 | 6 | 7 | 9 | 11 | 12 | 14 | 14 | 13 | 13 | 12 | 11 | 10 | 12 |
| 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 (%) | 41 | 41 | 40 | 40 | 41 | 44 | 46 | 53 | 58 | 62 | 66 | 68 | 71 | 73 | 76 | 81 | 81 | 84 | 78 | 76 | 69 | 56 | 51 | 48 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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