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Monthly climate in Greenbrier, Arkansas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Greenbrier features a humid subtropical climate (Cfa).Temperatures typically range between 5 °C (41 °F) and 27 °C (82 °F) through the year, but rarely can drop to -23 °C (-9 °F) or can rise to as high as 39 °C (103 °F).The average annual precipitation amounts to about 1434 mm (56.4 inches) and receives 125 rainy days on the 1 mm (0.04 inches) threshold annually.Greenbrier enjoys an average of 2999 hours of sunshine throughout the year, and daylight varies from 9 hours 48 minutes to 14 hours 28 minutes per day.

Monthly average temperatures in Greenbrier, Arkansas, United States §

The warmest months in Greenbrier are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (78 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 8 °C (41 - 46 °F) throughout the day. On average each year, Greenbrier experiences 138 days above 25 °C (77.0 °F) and 45 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Greenbrier, Arkansas, 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 22°C
(72°F)		 27°C
(81°F)		 30°C
(87°F)		 31°C
(88°F)		 36°C
(96°F)		 38°C
(101°F)		 39°C
(103°F)		 38°C
(100°F)		 36°C
(97°F)		 35°C
(94°F)		 29°C
(85°F)		 26°C
(79°F)
Mean maximum 20°C
(69°F)		 24°C
(75°F)		 27°C
(81°F)		 29°C
(84°F)		 32°C
(90°F)		 34°C
(94°F)		 36°C
(98°F)		 36°C
(97°F)		 35°C
(94°F)		 32°C
(90°F)		 24°C
(75°F)		 23°C
(74°F)
Average high 10°C
(50°F)		 12°C
(54°F)		 18°C
(64°F)		 21°C
(70°F)		 26°C
(80°F)		 31°C
(88°F)		 33°C
(91°F)		 31°C
(89°F)		 30°C
(86°F)		 23°C
(74°F)		 16°C
(61°F)		 13°C
(56°F)
Daily mean 5°C
(41°F)		 7°C
(44°F)		 12°C
(54°F)		 15°C
(60°F)		 21°C
(70°F)		 25°C
(78°F)		 27°C
(82°F)		 26°C
(80°F)		 24°C
(76°F)		 17°C
(63°F)		 10°C
(50°F)		 8°C
(46°F)
Average low 0°C
(33°F)		 1°C
(35°F)		 7°C
(44°F)		 10°C
(50°F)		 16°C
(61°F)		 20°C
(69°F)		 23°C
(73°F)		 22°C
(71°F)		 19°C
(66°F)		 12°C
(54°F)		 4°C
(40°F)		 3°C
(37°F)
Mean minimum -10°C
(15°F)		 -9°C
(16°F)		 -3°C
(27°F)		 -0°C
(32°F)		 9°C
(48°F)		 15°C
(59°F)		 18°C
(65°F)		 17°C
(63°F)		 11°C
(53°F)		 2°C
(36°F)		 -4°C
(25°F)		 -6°C
(22°F)
Minimum -16°C
(4°F)		 -23°C
(-9°F)		 -7°C
(20°F)		 -2°C
(29°F)		 6°C
(44°F)		 11°C
(51°F)		 16°C
(61°F)		 17°C
(62°F)		 8°C
(47°F)		 -2°C
(29°F)		 -10°C
(14°F)		 -9°C
(16°F)

Compare climate in Greenbrier with other places

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

Monthly average precipitation in Greenbrier, Arkansas, United States §

Greenbrier usually has the most precipitation in February, April and May, with an average of 12 rainy days and 165 mm (6.5 inches) of precipitation per month.The driest months in Greenbrier are July, September and November. On average, 83 mm (3.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Greenbrier, Arkansas, 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) 91 (3.6) 152 (6.0) 151 (5.9) 157 (6.2) 186 (7.3) 122 (4.8) 86 (3.4) 120 (4.7) 76 (3.0) 97 (3.8) 86 (3.4) 109 (4.3)
Average precipitation days (≥ 1 mm) 10 13 13 11 14 10 11 11 6 8 9 9

Monthly sunshine hours in Greenbrier, Arkansas, United States §

The sunniest months in Greenbrier are June, July and August, when the sun shines an average of 10 hours 41 minutes a day.Least sunny months in Greenbrier: 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 Greenbrier, Arkansas, 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 146 167 208 247 291 322 349 311 284 252 213 203
Mean daily daylight hours 10h 4m 10h 54m 11h 59m 13h 5m 14h 1m 14h 28m 14h 13m 13h 24m 12h 20m 11h 14m 10h 17m 9h 48m

Solar UV radiation in Greenbrier, Arkansas, United States §

Greenbrier experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme 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 5. For more detailed information, check out our hourly Greenbrier UV Index data.

Average daily maximum UV levels by month for Greenbrier, Arkansas, 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) 4 6 8 10 11 11 11 10 9 7 5 4