| Point Forecast: Cinnaminson NJ 39.98N 74.98W (Elev. 15 m) |
Last Update: 2:32 pm EDT May 19, 2026 |
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| Date | 05/19 | 05/20 | ||||||||||||||||||||||
| Hour (EDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°C) | 36 | 36 | 36 | 34 | 33 | 32 | 31 | 29 | 28 | 27 | 27 | 26 | 25 | 24 | 23 | 24 | 24 | 24 | 27 | 31 | 33 | 34 | 34 | 35 |
| Dewpoint (°C) | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 18 | 18 | 18 | 18 | 18 |
| Heat Index (°C) | 37 | 37 | 37 | 35 | 34 | 32 | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 24 | 24 | 24 | 28 | 31 | 34 | 35 | 36 | 36 | |
| Surface Wind (mph) | 14 | 14 | 14 | 13 | 10 | 8 | 8 | 7 | 7 | 6 | 5 | 3 | 3 | 5 | 5 | 5 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 11 |
| Wind Dir | W | W | W | W | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 27 | 29 | 30 | 34 | 39 | 43 | 43 | 43 | 43 | 37 | 30 | 24 | 23 | 21 | 20 | 15 | 9 | 4 | 6 | 8 | 10 | 24 | 39 | 53 |
| Precipitation Potential (%) | 3 | 3 | 7 | 8 | 5 | 5 | 3 | 3 | 3 | 4 | 3 | 4 | 4 | 4 | 3 | 4 | 3 | 3 | 3 | 3 | 4 | 2 | 6 | 14 |
| Relative Humidity (%) | 34 | 33 | 32 | 36 | 38 | 44 | 46 | 50 | 53 | 56 | 56 | 60 | 60 | 62 | 64 | 62 | 62 | 62 | 54 | 46 | 40 | 39 | 37 | 36 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/21 | |||||||||||||||||||||||
| Hour (EDT) | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 |
| Temperature (°C) | 34 | 32 | 31 | 29 | 27 | 26 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 16 | 15 | 15 | 14 | 14 | 15 | 16 | 17 | 17 | 18 | 19 |
| Dewpoint (°C) | 18 | 19 | 19 | 19 | 21 | 21 | 20 | 19 | 18 | 17 | 14 | 13 | 11 | 9 | 8 | 8 | 8 | 8 | 9 | 9 | 10 | 10 | 10 | 10 |
| Heat Index (°C) | 35 | 34 | 33 | 31 | 29 | 26 | 24 | |||||||||||||||||
| Surface Wind (mph) | 13 | 13 | 13 | 11 | 9 | 8 | 7 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 |
| Wind Dir | W | W | NW | NW | W | W | NW | N | N | N | N | N | N | N | N | N | N | N | N | NE | NE | NE | NE | NE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 61 | 68 | 76 | 77 | 79 | 81 | 84 | 87 | 91 | 91 | 91 | 91 | 91 | 91 | 91 | 91 | 91 | 91 | 87 | 83 | 79 | 79 | 79 | 80 |
| Precipitation Potential (%) | 22 | 33 | 60 | 65 | 67 | 66 | 55 | 44 | 34 | 34 | 34 | 36 | 36 | 36 | 36 | 36 | 36 | 43 | 43 | 43 | 43 | 43 | 43 | 17 |
| Relative Humidity (%) | 39 | 45 | 50 | 55 | 67 | 74 | 76 | 76 | 79 | 76 | 70 | 68 | 65 | 65 | 64 | 62 | 64 | 67 | 67 | 65 | 65 | 62 | 58 | 56 |
| Rain | SChc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc |
| Thunder | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
