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Monthly climate in Mammoth Spring, Arkansas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Mammoth Spring features a humid subtropical climate (Cfa).Temperatures typically range between 3 °C (38 °F) and 27 °C (81 °F) through the year, but rarely can drop to -22 °C (-7 °F) or can rise to as high as 39 °C (102 °F).The average annual precipitation amounts to about 1312 mm (51.7 inches) and receives 121 rainy days on the 1 mm (0.04 inches) threshold annually.Mammoth Spring enjoys an average of 3024 hours of sunshine throughout the year, and daylight varies from 9 hours 41 minutes to 14 hours 35 minutes per day.

Monthly average temperatures in Mammoth Spring, Arkansas, United States §

The warmest months in Mammoth Spring are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (76 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 6 °C (38 - 43 °F) throughout the day. On average each year, Mammoth Spring experiences 126 days above 25 °C (77.0 °F) and 57 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Mammoth Spring, 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 21°C
(71°F)		 26°C
(79°F)		 30°C
(86°F)		 31°C
(88°F)		 33°C
(92°F)		 39°C
(102°F)		 38°C
(100°F)		 37°C
(99°F)		 36°C
(97°F)		 34°C
(93°F)		 29°C
(84°F)		 25°C
(77°F)
Mean maximum 18°C
(65°F)		 23°C
(74°F)		 26°C
(80°F)		 28°C
(83°F)		 31°C
(88°F)		 34°C
(93°F)		 36°C
(98°F)		 36°C
(96°F)		 34°C
(93°F)		 31°C
(89°F)		 23°C
(75°F)		 22°C
(71°F)
Average high 8°C
(46°F)		 10°C
(51°F)		 16°C
(61°F)		 20°C
(68°F)		 25°C
(77°F)		 30°C
(86°F)		 32°C
(90°F)		 31°C
(88°F)		 29°C
(85°F)		 22°C
(72°F)		 14°C
(58°F)		 11°C
(53°F)
Daily mean 3°C
(38°F)		 5°C
(41°F)		 10°C
(51°F)		 14°C
(57°F)		 20°C
(68°F)		 25°C
(76°F)		 27°C
(81°F)		 25°C
(78°F)		 23°C
(74°F)		 16°C
(61°F)		 8°C
(48°F)		 6°C
(43°F)
Average low -1°C
(30°F)		 -0°C
(32°F)		 5°C
(42°F)		 9°C
(48°F)		 15°C
(60°F)		 20°C
(68°F)		 22°C
(72°F)		 21°C
(70°F)		 18°C
(65°F)		 11°C
(52°F)		 3°C
(38°F)		 2°C
(35°F)
Mean minimum -11°C
(13°F)		 -11°C
(12°F)		 -4°C
(24°F)		 -1°C
(31°F)		 7°C
(46°F)		 15°C
(59°F)		 18°C
(64°F)		 16°C
(60°F)		 10°C
(51°F)		 0°C
(32°F)		 -5°C
(23°F)		 -7°C
(20°F)
Minimum -16°C
(4°F)		 -22°C
(-7°F)		 -11°C
(13°F)		 -3°C
(27°F)		 3°C
(38°F)		 11°C
(52°F)		 16°C
(61°F)		 14°C
(58°F)		 8°C
(47°F)		 -4°C
(25°F)		 -10°C
(14°F)		 -11°C
(12°F)

Compare climate in Mammoth Spring with other places

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

Monthly average precipitation in Mammoth Spring, Arkansas, United States §

Mammoth Spring usually has the most precipitation in March, April and May, with an average of 13 rainy days and 164 mm (6.5 inches) of precipitation per month.The driest months in Mammoth Spring are July, September and November. On average, 76 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mammoth Spring, 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) 87 (3.4) 113 (4.4) 145 (5.7) 171 (6.7) 178 (7.0) 84 (3.3) 79 (3.1) 105 (4.1) 70 (2.8) 116 (4.6) 80 (3.1) 86 (3.4)
Average precipitation days (≥ 1 mm) 8 9 13 12 14 10 11 12 6 10 8 8

Monthly sunshine hours in Mammoth Spring, Arkansas, United States §

The sunniest months in Mammoth Spring are June, July and August, when the sun shines an average of 10 hours 48 minutes a day.Least sunny months in Mammoth Spring: January, February and December receive an average of 5 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mammoth Spring, 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 145 178 208 243 292 325 349 319 290 247 219 205
Mean daily daylight hours 9h 58m 10h 51m 11h 59m 13h 8m 14h 7m 14h 35m 14h 20m 13h 28m 12h 21m 11h 12m 10h 12m 9h 41m

Solar UV radiation in Mammoth Spring, Arkansas, United States §

Mammoth Spring experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / 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 Mammoth Spring UV Index data.

Average daily maximum UV levels by month for Mammoth Spring, 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) 3 6 8 10 10 11 11 10 9 7 5 3