| Point Forecast: South Plainfield NJ 40.58N 74.42W (Elev. 89 ft) |
Last Update: 4:12 pm EDT Jun 30, 2025 |
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| Date | 07/01 | |||||||||||||||||||||||
| Hour (EDT) | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Temperature (°F) | 77 | 76 | 76 | 75 | 75 | 75 | 74 | 75 | 77 | 80 | 82 | 84 | 85 | 85 | 87 | 87 | 85 | 84 | 83 | 82 | 80 | 79 | 78 | 76 |
| Dewpoint (°F) | 74 | 74 | 74 | 74 | 74 | 73 | 74 | 74 | 75 | 76 | 76 | 75 | 76 | 76 | 75 | 75 | 75 | 75 | 74 | 74 | 73 | 74 | 74 | 73 |
| Heat Index (°F) | 77 | 76 | 76 | 75 | 75 | 75 | 75 | 77 | 86 | 89 | 92 | 94 | 94 | 96 | 96 | 94 | 92 | 90 | 88 | 84 | 79 | 78 | 76 | |
| Surface Wind (mph) | 3 | 3 | 3 | 3 | 5 | 5 | 6 | 7 | 8 | 9 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 9 | 7 | 7 | 6 | 6 |
| Wind Dir | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | W | SW | SW | SW | SW | SW |
| Gust | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | ||||||||||||||||
| Sky Cover (%) | 81 | 75 | 86 | 85 | 82 | 85 | 73 | 65 | 59 | 64 | 52 | 46 | 45 | 57 | 56 | 37 | 61 | 55 | 58 | 62 | 78 | 87 | 89 | 91 |
| Precipitation Potential (%) | 35 | 47 | 41 | 50 | 36 | 14 | 16 | 14 | 39 | 20 | 26 | 30 | 43 | 48 | 72 | 72 | 72 | 74 | 74 | 74 | 46 | 46 | 46 | 46 |
| Relative Humidity (%) | 90 | 94 | 94 | 97 | 97 | 94 | 100 | 97 | 94 | 88 | 82 | 74 | 75 | 75 | 68 | 68 | 72 | 74 | 74 | 77 | 79 | 85 | 88 | 90 |
| Rain | Chc | Chc | Chc | Chc | Chc | -- | SChc | -- | Chc | SChc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc |
| Thunder | Chc | Chc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Lkly | Lkly | Lkly | Chc | Chc | Chc | SChc | SChc | SChc | -- |
| Date | 07/02 | |||||||||||||||||||||||
| Hour (EDT) | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| Temperature (°F) | 75 | 74 | 74 | 73 | 73 | 73 | 73 | 73 | 74 | 76 | 78 | 80 | 82 | 83 | 84 | 85 | 85 | 85 | 84 | 83 | 81 | 79 | 77 | 75 |
| Dewpoint (°F) | 73 | 72 | 72 | 72 | 71 | 71 | 71 | 71 | 71 | 71 | 71 | 71 | 70 | 70 | 69 | 69 | 68 | 68 | 68 | 68 | 68 | 68 | 68 | 68 |
| Heat Index (°F) | 75 | 76 | 78 | 83 | 86 | 87 | 88 | 89 | 88 | 88 | 87 | 86 | 84 | 79 | 77 | 75 | ||||||||
| Surface Wind (mph) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 5 | 3 | 3 | 5 | 5 | 6 | 6 | 6 | 6 | 5 | 3 | 2 | 1 | 1 | 1 |
| Wind Dir | W | W | W | W | SW | SW | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 88 | 86 | 83 | 85 | 86 | 88 | 84 | 81 | 77 | 71 | 64 | 58 | 57 | 55 | 54 | 48 | 42 | 36 | 34 | 33 | 31 | 29 | 28 | 26 |
| Precipitation Potential (%) | 46 | 46 | 18 | 18 | 18 | 18 | 18 | 18 | 12 | 12 | 12 | 12 | 12 | 12 | 9 | 9 | 9 | 9 | 9 | 9 | 3 | 3 | 3 | 3 |
| Relative Humidity (%) | 94 | 93 | 93 | 97 | 93 | 93 | 93 | 93 | 90 | 85 | 79 | 74 | 67 | 65 | 61 | 59 | 57 | 57 | 59 | 61 | 65 | 69 | 74 | 79 |
| Rain | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
