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Monthly climate in Merriam, Kansas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Merriam features a humid subtropical climate (Cfa).Temperatures typically range between 0 °C (31 °F) and 27 °C (80 °F) through the year, but rarely can drop to -26 °C (-14 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 1095 mm (43.1 inches) and receives 107 rainy days on the 1 mm (0.04 inches) threshold annually.Merriam enjoys an average of 3093 hours of sunshine throughout the year, and daylight varies from 9 hours 27 minutes to 14 hours 51 minutes per day.

Monthly average temperatures in Merriam, Kansas, United States §

The warmest months in Merriam are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (77 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 3 °C (31 - 38 °F) throughout the day. On average each year, Merriam experiences 112 days above 25 °C (77.0 °F) and 85 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Merriam, Kansas, 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 17°C
(63°F)		 24°C
(76°F)		 29°C
(85°F)		 31°C
(87°F)		 34°C
(93°F)		 37°C
(99°F)		 37°C
(99°F)		 35°C
(96°F)		 33°C
(92°F)		 32°C
(89°F)		 25°C
(76°F)		 23°C
(73°F)
Mean maximum 15°C
(60°F)		 20°C
(68°F)		 25°C
(76°F)		 28°C
(83°F)		 31°C
(89°F)		 34°C
(93°F)		 36°C
(97°F)		 34°C
(94°F)		 33°C
(91°F)		 31°C
(87°F)		 21°C
(70°F)		 19°C
(66°F)
Average high 4°C
(40°F)		 6°C
(43°F)		 13°C
(57°F)		 18°C
(65°F)		 24°C
(75°F)		 30°C
(86°F)		 31°C
(88°F)		 30°C
(85°F)		 27°C
(81°F)		 19°C
(67°F)		 12°C
(54°F)		 9°C
(48°F)
Daily mean -0°C
(31°F)		 0°C
(33°F)		 8°C
(47°F)		 12°C
(54°F)		 19°C
(66°F)		 25°C
(77°F)		 27°C
(80°F)		 25°C
(77°F)		 22°C
(72°F)		 14°C
(57°F)		 7°C
(44°F)		 3°C
(38°F)
Average low -5°C
(24°F)		 -4°C
(24°F)		 3°C
(38°F)		 7°C
(45°F)		 14°C
(58°F)		 20°C
(68°F)		 22°C
(72°F)		 20°C
(68°F)		 17°C
(63°F)		 9°C
(49°F)		 2°C
(35°F)		 -2°C
(30°F)
Mean minimum -17°C
(2°F)		 -17°C
(2°F)		 -9°C
(16°F)		 -3°C
(27°F)		 6°C
(43°F)		 14°C
(58°F)		 17°C
(64°F)		 14°C
(58°F)		 8°C
(47°F)		 -1°C
(31°F)		 -9°C
(16°F)		 -12°C
(11°F)
Minimum -23°C
(-8°F)		 -26°C
(-14°F)		 -20°C
(-3°F)		 -7°C
(19°F)		 3°C
(38°F)		 11°C
(52°F)		 16°C
(61°F)		 12°C
(54°F)		 5°C
(42°F)		 -2°C
(28°F)		 -14°C
(8°F)		 -18°C
(-0°F)

Compare climate in Merriam with other places

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

Monthly average precipitation in Merriam, Kansas, United States §

Merriam usually has the most precipitation in May, July and August, with an average of 12 rainy days and 149 mm (5.9 inches) of precipitation per month.The driest months in Merriam are February, November and December. On average, 38 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Merriam, Kansas, 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) 54 (2.1) 36 (1.4) 99 (3.9) 91 (3.6) 208 (8.2) 94 (3.7) 113 (4.4) 126 (5.0) 86 (3.4) 110 (4.3) 45 (1.8) 34 (1.3)
Average precipitation days (≥ 1 mm) 5 7 10 11 15 10 10 11 8 11 5 4

Monthly sunshine hours in Merriam, Kansas, United States §

The sunniest months in Merriam are June, July and August, when the sun shines an average of 11 hours 9 minutes a day.Least sunny months in Merriam: January, February and November receive an average of 6 hours 16 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Merriam, Kansas, 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 150 198 218 259 277 335 364 326 282 248 214 216
Mean daily daylight hours 9h 46m 10h 44m 11h 58m 13h 15m 14h 19m 14h 51m 14h 33m 13h 36m 12h 23m 11h 7m 10h 1m 9h 27m

Solar UV radiation in Merriam, Kansas, United States §

Merriam experiences the highest level of ultraviolet (UV) radiation in June, July and August, 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 4. For more detailed information, check out our hourly Merriam UV Index data.

Average daily maximum UV levels by month for Merriam, Kansas, 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 6 9 10 11 11 10 9 6 4 3