Jefferson, Maine Climate
United States
Pop. 2,483 Elev. 26 m / 85 ft
TZ: America/New_York (UTC-4) ·
Jefferson has a dry climate with warm summers reaching 82°F (28°C) in July and cold winters averaging 14°F (-10°C) in February. Wind chill can push winter lows to 6°F (-14°C). Rain falls on about 48 days per year (28.9 in / 733 mm total), with snow on 14 days and 70 in (1766 mm) of annual accumulation. The city averages 124 sunny days per year. Ocean water temperatures reach 64°F (18°C) in summer.
| Temperature | 82°F (28°C) high | 14°F (-10°C) low |
| Feels like | 85°F (30°C) high | 6°F (-15°C) low |
| Rain | 48 days | 28.9 in (733 mm) /yr |
| Snow | 14 days | 69.5 in (1766 mm) /yr |
| Sky | 124 sunny | 17 stormy |
| Wind | 3.1 mph (1.4 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jun, Jul, Aug, Sep
Sky & Air by Month
Cloud cover (%)
47
Jan 52
Feb 64
Mar 68
Apr 72
May 56
Jun 57
Jul 43
Aug 45
Sep 49
Oct 56
Nov 54
Dec Humidity (%)
62
Jan 66
Feb 67
Mar 64
Apr 74
May 70
Jun 69
Jul 62
Aug 72
Sep 72
Oct 72
Nov 70
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 19 mi Augusta State Airport (AUG)
Ski resort 15 mi Camden Snow Bowl
National park 14 mi Lake Saint George State Park
Mountain peak
(5,259 ft) 120 mi South Peak
Hospital 13 mi Lincoln Hospital Miles Campus
Hiking trail 18 mi River Link
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 29°F -2°C | 15°F -9°C | 0.8 in 20 mm | 7.5 in189 mm | 13 |
| February | 30°F -1°C | 14°F -10°C | 0.6 in 14 mm | 22.2 in565 mm | 11 |
| March | 44°F 7°C | 27°F -3°C | 3.5 in 88 mm | 12.2 in309 mm | 7 |
| April | 54°F 12°C | 38°F 3°C | 4.4 in 112 mm | 5.9 in151 mm | 6 |
| May | 62°F 17°C | 47°F 9°C | 3.8 in 97 mm | — | 6 |
| June | 75°F 24°C | 56°F 13°C | 2.1 in 53 mm | — | 10 |
| July | 82°F 28°C | 63°F 17°C | 2.0 in 52 mm | — | 10 |
| August | 80°F 27°C | 57°F 14°C | 1.4 in 36 mm | — | 14 |
| September | 72°F 22°C | 52°F 11°C | 2.6 in 65 mm | — | 13 |
| October | 61°F 16°C | 44°F 6°C | 3.5 in 90 mm | — | 14 |
| November | 45°F 7°C | 32°F 0°C | 2.2 in 56 mm | 1.6 in40 mm | 8 |
| December | 32°F 0°C | 15°F -10°C | 2.0 in 50 mm | 20.2 in512 mm | 12 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 13 | 0 |
| February | 11 | 0 |
| March | 7 | 0 |
| April | 6 | 2 |
| May | 6 | 4 |
| June | 10 | 1 |
| July | 10 | 2 |
| August | 14 | 4 |
| September | 13 | 1 |
| October | 14 | 1 |
| November | 8 | 0 |
| December | 12 | 2 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 41°F 5°C | 32°F 0°C |
| February | 35°F 2°C | 32°F 0°C |
| March | 37°F 3°C | 33°F 0°C |
| April | 44°F 7°C | 40°F 4°C |
| May | 49°F 10°C | 51°F 10°C |
| June | 59°F 15°C | 63°F 17°C |
| July | 61°F 16°C | 72°F 22°C |
| August | 64°F 18°C | 69°F 21°C |
| September | 62°F 17°C | 63°F 17°C |
| October | 59°F 15°C | 54°F 12°C |
| November | 53°F 12°C | 41°F 5°C |
| December | 46°F 8°C | 32°F 0°C |