| Point Forecast: South Plainfield NJ 40.58N 74.42W (Elev. 89 ft) |
Last Update: 4:13 pm EDT Jul 15, 2025 |
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| Date | 07/16 | 07/17 | ||||||||||||||||||||||
| Hour (EDT) | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 |
| Temperature (°F) | 76 | 75 | 74 | 74 | 73 | 73 | 74 | 77 | 80 | 82 | 84 | 87 | 88 | 88 | 88 | 88 | 87 | 86 | 84 | 81 | 79 | 78 | 77 | 76 |
| Dewpoint (°F) | 74 | 74 | 73 | 73 | 73 | 73 | 74 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 76 | 76 | 76 | 76 | 76 | 76 | 76 | 75 | 75 |
| Heat Index (°F) | 76 | 75 | 77 | 85 | 89 | 92 | 96 | 98 | 98 | 98 | 99 | 98 | 96 | 93 | 87 | 79 | 78 | 77 | 76 | |||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 6 | 6 | 7 | 6 | 6 | 7 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | S | S | S | S | S | S | S | SW | SW | S | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 30 | 35 | 36 | 40 | 49 | 53 | 47 | 44 | 43 | 46 | 50 | 52 | 57 | 65 | 63 | 62 | 68 | 76 | 83 | 87 | 87 | 89 | 88 | 88 |
| Precipitation Potential (%) | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 1 | 1 | 7 | 15 | 25 | 26 | 24 | 35 | 49 | 51 | 51 | 51 | 51 | 51 | 51 |
| Relative Humidity (%) | 94 | 97 | 97 | 97 | 100 | 100 | 100 | 94 | 85 | 79 | 74 | 68 | 66 | 66 | 66 | 68 | 70 | 72 | 77 | 85 | 91 | 94 | 94 | 97 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc |
| Date | 07/18 | |||||||||||||||||||||||
| Hour (EDT) | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 |
| Temperature (°F) | 76 | 76 | 76 | 75 | 75 | 75 | 76 | 77 | 79 | 81 | 83 | 85 | 87 | 88 | 89 | 89 | 89 | 88 | 86 | 84 | 83 | 82 | 81 | 80 |
| Dewpoint (°F) | 74 | 74 | 74 | 74 | 73 | 74 | 74 | 75 | 76 | 76 | 77 | 76 | 76 | 76 | 76 | 76 | 77 | 76 | 76 | 76 | 75 | 75 | 75 | 75 |
| Heat Index (°F) | 76 | 76 | 76 | 75 | 75 | 75 | 76 | 77 | 79 | 87 | 92 | 94 | 98 | 99 | 100 | 100 | 102 | 99 | 96 | 93 | 90 | 89 | 87 | 85 |
| Surface Wind (mph) | 8 | 7 | 7 | 6 | 6 | 5 | 7 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 5 | 5 | 3 | 3 |
| Wind Dir | SW | SW | SW | SW | SW | SW | S | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | SW | SW | SW | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 89 | 90 | 89 | 86 | 83 | 78 | 74 | 72 | 69 | 65 | 62 | 66 | 69 | 72 | 72 | 72 | 72 | 72 | 72 | 28 | 31 | 34 | 36 | 36 |
| Precipitation Potential (%) | 51 | 41 | 41 | 41 | 41 | 41 | 41 | 45 | 45 | 45 | 45 | 45 | 45 | 58 | 58 | 58 | 58 | 58 | 58 | 9 | 9 | 9 | 9 | 9 |
| Relative Humidity (%) | 94 | 94 | 94 | 97 | 94 | 97 | 94 | 94 | 91 | 85 | 82 | 75 | 70 | 68 | 66 | 66 | 68 | 68 | 72 | 77 | 77 | 79 | 82 | 85 |
| Rain | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | -- | -- | -- | -- | -- |
| Thunder | SChc | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- |
