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Monthly climate in Meridian, Oklahoma, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Meridian features a humid subtropical climate (Cfa).Temperatures typically range between 5 °C (42 °F) and 29 °C (85 °F) through the year, but rarely can drop to -25 °C (-13 °F) or can rise to as high as 42 °C (109 °F).The average annual precipitation amounts to about 833 mm (32.8 inches) and receives 77 rainy days on the 1 mm (0.04 inches) threshold annually.Meridian enjoys an average of 3304 hours of sunshine throughout the year, and daylight varies from 9 hours 52 minutes to 14 hours 24 minutes per day.

Monthly average temperatures in Meridian, Oklahoma, United States §

The warmest months in Meridian are June, July and August, with daily mean temperatures ranging from 27 to 29 °C (80 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 8 °C (42 - 46 °F) throughout the day. On average each year, Meridian experiences 156 days above 25 °C (77.0 °F) and 43 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Meridian, Oklahoma, 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 26°C
(80°F)		 31°C
(88°F)		 34°C
(93°F)		 35°C
(95°F)		 37°C
(98°F)		 38°C
(101°F)		 42°C
(109°F)		 41°C
(107°F)		 38°C
(101°F)		 36°C
(96°F)		 28°C
(83°F)		 29°C
(85°F)
Mean maximum 22°C
(72°F)		 26°C
(79°F)		 29°C
(84°F)		 32°C
(90°F)		 34°C
(93°F)		 36°C
(97°F)		 40°C
(103°F)		 39°C
(102°F)		 36°C
(98°F)		 33°C
(93°F)		 26°C
(79°F)		 24°C
(75°F)
Average high 12°C
(53°F)		 13°C
(55°F)		 20°C
(68°F)		 23°C
(74°F)		 27°C
(82°F)		 32°C
(90°F)		 35°C
(95°F)		 34°C
(94°F)		 31°C
(87°F)		 24°C
(76°F)		 18°C
(64°F)		 14°C
(58°F)
Daily mean 5°C
(42°F)		 6°C
(43°F)		 13°C
(56°F)		 16°C
(62°F)		 22°C
(72°F)		 27°C
(80°F)		 29°C
(85°F)		 29°C
(84°F)		 25°C
(77°F)		 18°C
(64°F)		 11°C
(52°F)		 8°C
(46°F)
Average low -0°C
(32°F)		 1°C
(34°F)		 7°C
(46°F)		 11°C
(51°F)		 17°C
(63°F)		 21°C
(71°F)		 24°C
(75°F)		 23°C
(74°F)		 20°C
(67°F)		 12°C
(54°F)		 5°C
(42°F)		 3°C
(37°F)
Mean minimum -10°C
(15°F)		 -12°C
(11°F)		 -3°C
(28°F)		 1°C
(33°F)		 8°C
(47°F)		 17°C
(63°F)		 20°C
(68°F)		 19°C
(66°F)		 13°C
(55°F)		 1°C
(34°F)		 -3°C
(27°F)		 -6°C
(22°F)
Minimum -16°C
(4°F)		 -25°C
(-13°F)		 -10°C
(14°F)		 -3°C
(27°F)		 6°C
(42°F)		 14°C
(58°F)		 18°C
(64°F)		 18°C
(64°F)		 8°C
(47°F)		 -2°C
(29°F)		 -8°C
(18°F)		 -8°C
(18°F)

Compare climate in Meridian with other places

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

Monthly average precipitation in Meridian, Oklahoma, United States §

Meridian usually has the most precipitation in March, May and October, with an average of 8 rainy days and 109 mm (4.3 inches) of precipitation per month.The driest months in Meridian are July, November and December. On average, 34 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Meridian, Oklahoma, 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) 47 (1.9) 54 (2.1) 95 (3.8) 95 (3.7) 135 (5.3) 63 (2.5) 33 (1.3) 58 (2.3) 88 (3.5) 97 (3.8) 27 (1.1) 41 (1.6)
Average precipitation days (≥ 1 mm) 5 6 8 7 11 7 6 7 6 6 4 4

Monthly sunshine hours in Meridian, Oklahoma, United States §

The sunniest months in Meridian are June, July and August, when the sun shines an average of 11 hours 24 minutes a day.Least sunny months in Meridian: January, February and December receive an average of 6 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Meridian, Oklahoma, 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 185 206 257 273 305 347 367 334 286 270 237 233
Mean daily daylight hours 10h 8m 10h 57m 11h 59m 13h 4m 13h 57m 14h 24m 14h 9m 13h 22m 12h 20m 11h 16m 10h 20m 9h 52m

Solar UV radiation in Meridian, Oklahoma, United States §

Meridian experiences the highest level of ultraviolet (UV) radiation in May, July and August, 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 Meridian UV Index data.

Average daily maximum UV levels by month for Meridian, Oklahoma, 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 11 10 8 5 4