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Monthly climate in Concord, Massachusetts, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Concord features a humid continental climate (Dfa).Temperatures typically range between -1 °C (31 °F) and 23 °C (74 °F) through the year, but rarely can drop to -21 °C (-6 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 1174 mm (46.2 inches) and receives 122 rainy days on the 1 mm (0.04 inches) threshold annually.Concord enjoys an average of 2988 hours of sunshine throughout the year, and daylight varies from 9 hours 6 minutes to 15 hours 13 minutes per day.

Monthly average temperatures in Concord, Massachusetts, United States §

The warmest months in Concord are June, July and August, with daily mean temperatures ranging from 20 to 23 °C (69 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 1 °C (31 - 34 °F) throughout the day. On average each year, Concord experiences 71 days above 25 °C (77.0 °F) and 98 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Concord, Massachusetts, 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 21°C
(69°F)		 22°C
(73°F)		 22°C
(73°F)		 30°C
(86°F)		 35°C
(95°F)		 37°C
(98°F)		 37°C
(98°F)		 35°C
(96°F)		 35°C
(94°F)		 29°C
(84°F)		 24°C
(76°F)		 17°C
(63°F)
Mean maximum 14°C
(57°F)		 18°C
(65°F)		 19°C
(67°F)		 23°C
(73°F)		 32°C
(89°F)		 33°C
(91°F)		 35°C
(95°F)		 34°C
(93°F)		 31°C
(89°F)		 26°C
(79°F)		 22°C
(71°F)		 16°C
(60°F)
Average high 3°C
(38°F)		 5°C
(41°F)		 8°C
(46°F)		 14°C
(57°F)		 20°C
(68°F)		 25°C
(78°F)		 28°C
(83°F)		 28°C
(83°F)		 24°C
(75°F)		 18°C
(64°F)		 10°C
(51°F)		 5°C
(41°F)
Daily mean -1°C
(31°F)		 0°C
(33°F)		 3°C
(38°F)		 9°C
(48°F)		 15°C
(59°F)		 20°C
(69°F)		 23°C
(74°F)		 23°C
(74°F)		 19°C
(67°F)		 13°C
(56°F)		 6°C
(43°F)		 1°C
(34°F)
Average low -5°C
(24°F)		 -4°C
(25°F)		 -1°C
(30°F)		 5°C
(41°F)		 10°C
(51°F)		 15°C
(60°F)		 19°C
(66°F)		 19°C
(66°F)		 15°C
(58°F)		 9°C
(48°F)		 1°C
(34°F)		 -3°C
(27°F)
Mean minimum -17°C
(2°F)		 -15°C
(5°F)		 -12°C
(10°F)		 -2°C
(29°F)		 4°C
(39°F)		 10°C
(49°F)		 14°C
(58°F)		 13°C
(55°F)		 7°C
(45°F)		 0°C
(33°F)		 -8°C
(19°F)		 -13°C
(8°F)
Minimum -21°C
(-6°F)		 -18°C
(1°F)		 -18°C
(0°F)		 -3°C
(26°F)		 2°C
(36°F)		 6°C
(43°F)		 13°C
(56°F)		 11°C
(52°F)		 4°C
(40°F)		 -4°C
(25°F)		 -12°C
(10°F)		 -19°C
(-3°F)

Compare climate in Concord with other places

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

Monthly average precipitation in Concord, Massachusetts, United States §

Concord usually has the most precipitation in April, July and October, with an average of 11 rainy days and 128 mm (5.0 inches) of precipitation per month.The driest months in Concord are January, August and September. On average, 76 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Concord, Massachusetts, 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) 71 (2.8) 87 (3.4) 89 (3.5) 127 (5.0) 86 (3.4) 85 (3.4) 125 (4.9) 79 (3.1) 79 (3.1) 132 (5.2) 95 (3.7) 119 (4.7)
Average precipitation days (≥ 1 mm) 8 10 9 12 11 11 13 11 7 10 10 10

Monthly sunshine hours in Concord, Massachusetts, United States §

The sunniest months in Concord are June, July and August, when the sun shines an average of 10 hours 44 minutes a day.Least sunny months in Concord: January, February and December receive an average of 5 hours 41 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Concord, Massachusetts, 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 152 187 253 239 289 326 334 327 277 221 200 178
Mean daily daylight hours 9h 27m 10h 33m 11h 57m 13h 24m 14h 37m 15h 13m 14h 53m 13h 48m 12h 25m 11h 0m 9h 45m 9h 6m

Solar UV radiation in Concord, Massachusetts, United States §

Concord experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 9 - 10, 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 4. For more detailed information, check out our hourly Concord UV Index data.

Average daily maximum UV levels by month for Concord, Massachusetts, 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) 3 5 5 8 9 10 9 9 7 6 4 2