| Point Forecast: Canton MA 42.15N 71.12W (Elev. 180 ft) |
Last Update: 4:24 pm EDT Apr 17, 2026 |
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| Date | 04/17 | 04/18 | ||||||||||||||||||||||
| Hour (EDT) | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| Temperature (°F) | 54 | 53 | 51 | 50 | 49 | 48 | 48 | 47 | 48 | 47 | 47 | 47 | 46 | 48 | 48 | 49 | 50 | 51 | 52 | 53 | 53 | 52 | 51 | 51 |
| Dewpoint (°F) | 49 | 48 | 48 | 48 | 48 | 47 | 47 | 46 | 46 | 46 | 46 | 47 | 46 | 46 | 47 | 47 | 47 | 47 | 46 | 45 | 44 | 43 | 43 | 42 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 5 | 3 | 3 | 2 | 2 | 2 | 3 | 3 | 3 | 5 | 5 | 6 | 6 | 6 | 6 | 7 | 8 | 8 | 8 | 9 | 8 | 8 | 7 |
| Wind Dir | NE | NE | NE | NE | NE | N | N | N | N | N | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 50 | 34 | 42 | 41 | 43 | 38 | 44 | 41 | 52 | 46 | 59 | 73 | 85 | 88 | 96 | 93 | 94 | 95 | 92 | 88 | 88 | 91 | 90 | 94 |
| Precipitation Potential (%) | 11 | 8 | 6 | 5 | 4 | 3 | 2 | 2 | 1 | 2 | 2 | 10 | 2 | 2 | 6 | 4 | 4 | 5 | 6 | 5 | 3 | 3 | 1 | 2 |
| Relative Humidity (%) | 83 | 83 | 89 | 93 | 96 | 96 | 96 | 96 | 93 | 96 | 96 | 100 | 100 | 93 | 96 | 93 | 89 | 86 | 80 | 74 | 71 | 71 | 74 | 71 |
| Rain | -- | -- | -- | -- | -- | -- | -- | SChc | -- | -- | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 04/19 | |||||||||||||||||||||||
| Hour (EDT) | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| Temperature (°F) | 49 | 47 | 46 | 46 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 46 | 46 | 47 | 48 | 50 | 51 | 53 | 53 | 53 | 52 | 50 | 48 | 46 |
| Dewpoint (°F) | 42 | 42 | 42 | 42 | 42 | 43 | 43 | 43 | 43 | 43 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 51 | 50 | 48 | 46 | 44 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 5 | 3 | 2 | 2 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 5 | 5 | 6 | 6 | 7 | 8 | 9 | 9 | 10 | 10 |
| Wind Dir | NE | E | E | E | E | E | SE | S | S | S | S | S | S | S | S | S | S | S | SW | W | W | NW | NW | NW |
| Gust | 20 | 21 | ||||||||||||||||||||||
| Sky Cover (%) | 91 | 91 | 92 | 93 | 91 | 89 | 90 | 90 | 91 | 92 | 93 | 94 | 94 | 95 | 95 | 94 | 94 | 93 | 92 | 90 | 89 | 92 | 94 | 96 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 2 | 3 | 5 | 8 | 10 | 13 | 15 | 18 | 26 | 35 | 40 | 49 | 57 | 65 | 68 | 72 | 83 | 87 | 90 | 94 |
| Relative Humidity (%) | 77 | 83 | 86 | 86 | 89 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 96 | 96 | 96 | 93 | 93 | 89 | 93 | 93 | 93 | 93 | 93 | 93 |
| Rain | -- | -- | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | Lkly | Chc | Lkly | Lkly | Lkly | Lkly | Ocnl | Ocnl | Lkly | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- |
