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Monthly climate in Aberdeen Proving Ground, Maryland, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Aberdeen Proving Ground features a humid subtropical climate (Cfa).Temperatures typically range between 2 °C (36 °F) and 26 °C (80 °F) through the year, but rarely can drop to -15 °C (6 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 1226 mm (48.3 inches) and receives 125 rainy days on the 1 mm (0.04 inches) threshold annually.Aberdeen Proving Ground enjoys an average of 3014 hours of sunshine throughout the year, and daylight varies from 9 hours 25 minutes to 14 hours 53 minutes per day.

Monthly average temperatures in Aberdeen Proving Ground, Maryland, United States §

The warmest months in Aberdeen Proving Ground are June, July and August, with daily mean temperatures ranging from 23 to 26 °C (74 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 4 °C (36 - 40 °F) throughout the day. On average each year, Aberdeen Proving Ground experiences 98 days above 25 °C (77.0 °F) and 53 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Aberdeen Proving Ground, Maryland, 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 18°C
(65°F)		 23°C
(74°F)		 27°C
(81°F)		 30°C
(85°F)		 33°C
(92°F)		 34°C
(93°F)		 37°C
(98°F)		 34°C
(93°F)		 33°C
(91°F)		 34°C
(93°F)		 23°C
(74°F)		 18°C
(64°F)
Mean maximum 16°C
(60°F)		 18°C
(65°F)		 23°C
(73°F)		 27°C
(81°F)		 31°C
(88°F)		 33°C
(92°F)		 35°C
(95°F)		 33°C
(91°F)		 31°C
(88°F)		 28°C
(83°F)		 22°C
(72°F)		 16°C
(61°F)
Average high 5°C
(42°F)		 8°C
(46°F)		 11°C
(53°F)		 17°C
(63°F)		 22°C
(73°F)		 28°C
(82°F)		 30°C
(87°F)		 29°C
(84°F)		 26°C
(78°F)		 20°C
(69°F)		 12°C
(54°F)		 8°C
(46°F)
Daily mean 2°C
(36°F)		 4°C
(39°F)		 7°C
(45°F)		 13°C
(55°F)		 18°C
(65°F)		 23°C
(74°F)		 26°C
(80°F)		 25°C
(77°F)		 22°C
(71°F)		 16°C
(62°F)		 8°C
(47°F)		 4°C
(40°F)
Average low -1°C
(30°F)		 0°C
(33°F)		 3°C
(38°F)		 9°C
(48°F)		 14°C
(58°F)		 19°C
(67°F)		 23°C
(73°F)		 22°C
(71°F)		 18°C
(65°F)		 13°C
(55°F)		 4°C
(40°F)		 1°C
(34°F)
Mean minimum -10°C
(15°F)		 -8°C
(17°F)		 -5°C
(24°F)		 1°C
(35°F)		 6°C
(43°F)		 14°C
(57°F)		 18°C
(65°F)		 17°C
(63°F)		 12°C
(53°F)		 5°C
(42°F)		 -3°C
(27°F)		 -6°C
(22°F)
Minimum -14°C
(8°F)		 -15°C
(6°F)		 -8°C
(18°F)		 -1°C
(31°F)		 3°C
(37°F)		 10°C
(50°F)		 16°C
(62°F)		 16°C
(61°F)		 8°C
(46°F)		 3°C
(38°F)		 -5°C
(23°F)		 -10°C
(14°F)

Compare climate in Aberdeen Proving Ground with other places

Compare temperature, precipitation, sunshine, UV index in Aberdeen Proving Ground, Maryland, United States with other places around the world.

Monthly average precipitation in Aberdeen Proving Ground, Maryland, United States §

Aberdeen Proving Ground usually has the most precipitation in May, July and August, with an average of 12 rainy days and 131 mm (5.1 inches) of precipitation per month.The driest months in Aberdeen Proving Ground are January, March and November. On average, 79 mm (3.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Aberdeen Proving Ground, Maryland, 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) 60 (2.4) 97 (3.8) 93 (3.7) 101 (4.0) 135 (5.3) 95 (3.7) 126 (5.0) 130 (5.1) 102 (4.0) 104 (4.1) 83 (3.3) 100 (3.9)
Average precipitation days (≥ 1 mm) 8 11 10 11 12 12 12 14 10 9 7 9

Monthly sunshine hours in Aberdeen Proving Ground, Maryland, United States §

The sunniest months in Aberdeen Proving Ground are June, July and August, when the sun shines an average of 10 hours 50 minutes a day.Least sunny months in Aberdeen Proving Ground: January, February and December receive an average of 5 hours 32 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Aberdeen Proving Ground, Maryland, 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 142 177 250 252 278 326 353 317 273 237 220 184
Mean daily daylight hours 9h 43m 10h 43m 11h 58m 13h 16m 14h 21m 14h 53m 14h 35m 13h 38m 12h 23m 11h 6m 9h 59m 9h 25m

Solar UV radiation in Aberdeen Proving Ground, Maryland, United States §

Aberdeen Proving Ground experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the 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 Aberdeen Proving Ground UV Index data.

Average daily maximum UV levels by month for Aberdeen Proving Ground, Maryland, 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 7 9 10 10 10 9 8 7 4 3