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Monthly climate in Eastport, Maine, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Eastport features a humid continental climate (Dfb).Temperatures typically range between -4 °C (25 °F) and 20 °C (68 °F) through the year, but rarely can drop to -24 °C (-11 °F) or can rise to as high as 31 °C (88 °F).The average annual precipitation amounts to about 1197 mm (47.1 inches) and receives 124 rainy days on the 1 mm (0.04 inches) threshold annually.Eastport enjoys an average of 2872 hours of sunshine throughout the year, and daylight varies from 8 hours 48 minutes to 15 hours 33 minutes per day.

Monthly average temperatures in Eastport, Maine, United States §

The warmest months in Eastport are July, August and September, with daily mean temperatures ranging from 16 to 20 °C (61 - 68 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -4 to -2 °C (25 - 29 °F) throughout the day. On average each year, Eastport experiences 19 days above 25 °C (77.0 °F) and 118 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Eastport, Maine, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 13°C
(56°F)		 13°C
(55°F)		 13°C
(55°F)		 19°C
(66°F)		 26°C
(80°F)		 31°C
(88°F)		 31°C
(87°F)		 30°C
(87°F)		 27°C
(81°F)		 22°C
(73°F)		 19°C
(66°F)		 15°C
(59°F)
Mean maximum 9°C
(49°F)		 9°C
(49°F)		 10°C
(51°F)		 15°C
(60°F)		 24°C
(75°F)		 26°C
(80°F)		 29°C
(85°F)		 29°C
(85°F)		 25°C
(78°F)		 20°C
(69°F)		 17°C
(63°F)		 13°C
(56°F)
Average high -0°C
(32°F)		 0°C
(33°F)		 3°C
(38°F)		 9°C
(49°F)		 15°C
(59°F)		 20°C
(68°F)		 23°C
(74°F)		 24°C
(75°F)		 20°C
(68°F)		 14°C
(58°F)		 8°C
(46°F)		 2°C
(36°F)
Daily mean -4°C
(25°F)		 -4°C
(25°F)		 -1°C
(31°F)		 5°C
(42°F)		 10°C
(51°F)		 16°C
(60°F)		 19°C
(67°F)		 20°C
(68°F)		 16°C
(61°F)		 11°C
(51°F)		 4°C
(40°F)		 -2°C
(29°F)
Average low -8°C
(18°F)		 -8°C
(17°F)		 -4°C
(25°F)		 2°C
(36°F)		 6°C
(43°F)		 11°C
(52°F)		 15°C
(60°F)		 16°C
(61°F)		 12°C
(54°F)		 7°C
(45°F)		 1°C
(33°F)		 -5°C
(23°F)
Mean minimum -19°C
(-2°F)		 -19°C
(-2°F)		 -15°C
(5°F)		 -3°C
(27°F)		 2°C
(35°F)		 6°C
(43°F)		 11°C
(53°F)		 11°C
(52°F)		 6°C
(43°F)		 1°C
(35°F)		 -8°C
(18°F)		 -15°C
(6°F)
Minimum -24°C
(-11°F)		 -21°C
(-5°F)		 -18°C
(-1°F)		 -6°C
(22°F)		 1°C
(33°F)		 3°C
(38°F)		 11°C
(52°F)		 9°C
(49°F)		 3°C
(38°F)		 -2°C
(29°F)		 -14°C
(8°F)		 -20°C
(-4°F)

Compare climate in Eastport with other places

Compare temperature, precipitation, sunshine, UV index in Eastport, Maine, United States with other places around the world.

Monthly average precipitation in Eastport, Maine, United States §

Eastport usually has the most precipitation in April, November and December, with an average of 12 rainy days and 129 mm (5.1 inches) of precipitation per month.The driest months in Eastport are March, July and August. On average, 76 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Eastport, Maine, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 99 (3.9) 94 (3.7) 75 (2.9) 118 (4.6) 105 (4.1) 89 (3.5) 78 (3.1) 76 (3.0) 89 (3.5) 105 (4.1) 144 (5.7) 126 (4.9)
Average precipitation days (≥ 1 mm) 8 11 9 13 11 10 11 9 8 10 13 11

Monthly sunshine hours in Eastport, Maine, United States §

The sunniest months in Eastport are June, July and August, when the sun shines an average of 10 hours 20 minutes a day.Least sunny months in Eastport: January, November and December receive an average of 5 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Eastport, Maine, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 135 190 246 232 289 311 316 323 275 216 171 162
Mean daily daylight hours 9h 11m 10h 25m 11h 57m 13h 31m 14h 52m 15h 33m 15h 11m 13h 59m 12h 28m 10h 54m 9h 31m 8h 48m

Solar UV radiation in Eastport, Maine, United States §

Eastport experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Eastport UV Index data.

Average daily maximum UV levels by month for Eastport, Maine, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 4 5 7 9 9 8 8 7 5 3 2