| Point Forecast: Philadelphia PA 39.96N 75.16W (Elev. 8 m) |
Last Update: 4:13 pm EDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (EDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°C) | 27 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 27 | 28 | 29 | 31 | 31 | 31 | 31 | 30 | 30 | 29 | 29 | 28 |
| Dewpoint (°C) | 23 | 24 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Heat Index (°C) | 29 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 30 | 32 | 33 | 36 | 36 | 36 | 36 | 35 | 35 | 34 | 33 | 32 |
| Surface Wind (mph) | 3 | 3 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 7 | 8 | 9 | 9 | 9 | 10 | 9 | 9 | 9 |
| Wind Dir | SW | S | S | SW | SW | SW | SW | SW | SW | S | SW | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 34 | 33 | 36 | 38 | 44 | 46 | 53 | 60 | 66 | 67 | 65 | 64 | 62 | 55 | 55 | 58 | 68 | 69 | 71 | 74 | 73 | 76 | 76 | 82 |
| Precipitation Potential (%) | 5 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 4 | 4 | 2 | 3 | 3 | 6 | 14 | 24 | 37 | 43 | 55 | 63 | 62 | 60 | 70 | 51 |
| Relative Humidity (%) | 82 | 88 | 85 | 90 | 94 | 90 | 94 | 97 | 97 | 94 | 97 | 94 | 88 | 82 | 74 | 68 | 68 | 68 | 68 | 70 | 70 | 75 | 74 | 79 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Chc |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (EDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°C) | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 32 | 32 | 32 | 32 | 31 | 30 |
| Dewpoint (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Heat Index (°C) | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 30 | 32 | 34 | 36 | 37 | 38 | 39 | 38 | 38 | 37 | 37 | 35 |
| Surface Wind (mph) | 8 | 9 | 10 | 8 | 7 | 6 | 5 | 5 | 5 | 6 | 8 | 6 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 7 | 6 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SW | S | S | SW | SW | SW | SW | SW | SW | SW | W | W | W | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 84 | 85 | 86 | 84 | 82 | 80 | 78 | 77 | 77 | 76 | 74 | 68 | 64 | 61 | 57 | 60 | 63 | 66 | 66 | 66 | 66 | 66 | 66 | 31 |
| Precipitation Potential (%) | 51 | 51 | 51 | 51 | 51 | 30 | 30 | 30 | 30 | 30 | 30 | 34 | 34 | 34 | 34 | 34 | 34 | 49 | 49 | 49 | 49 | 49 | 49 | 14 |
| Relative Humidity (%) | 88 | 91 | 91 | 91 | 94 | 94 | 90 | 94 | 97 | 97 | 94 | 94 | 88 | 82 | 77 | 72 | 68 | 66 | 64 | 62 | 62 | 64 | 66 | 70 |
| Rain | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | -- |
