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Monthly climate in Arnolds Park, Iowa, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Arnolds Park features a humid continental climate (Dfa).Temperatures typically range between -8 °C (19 °F) and 24 °C (75 °F) through the year, but rarely can drop to -33 °C (-27 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 975 mm (38.4 inches) and receives 104 rainy days on the 1 mm (0.04 inches) threshold annually.Arnolds Park enjoys an average of 3016 hours of sunshine throughout the year, and daylight varies from 9 hours 1 minutes to 15 hours 18 minutes per day.

Monthly average temperatures in Arnolds Park, Iowa, United States §

The warmest months in Arnolds Park are June, July and August, with daily mean temperatures ranging from 22 to 24 °C (71 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -3 °C (19 - 27 °F) throughout the day. On average each year, Arnolds Park experiences 80 days above 25 °C (77.0 °F) and 138 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Arnolds Park, Iowa, 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 10°C
(51°F)		 19°C
(67°F)		 23°C
(74°F)		 28°C
(83°F)		 35°C
(95°F)		 35°C
(96°F)		 34°C
(94°F)		 35°C
(95°F)		 33°C
(91°F)		 30°C
(86°F)		 25°C
(76°F)		 19°C
(67°F)
Mean maximum 8°C
(47°F)		 10°C
(51°F)		 19°C
(67°F)		 25°C
(77°F)		 31°C
(88°F)		 32°C
(91°F)		 34°C
(93°F)		 31°C
(89°F)		 32°C
(90°F)		 28°C
(83°F)		 18°C
(65°F)		 12°C
(54°F)
Average high -3°C
(27°F)		 -3°C
(27°F)		 6°C
(44°F)		 13°C
(55°F)		 21°C
(69°F)		 28°C
(82°F)		 28°C
(83°F)		 27°C
(80°F)		 24°C
(76°F)		 14°C
(58°F)		 7°C
(44°F)		 1°C
(35°F)
Daily mean -7°C
(19°F)		 -8°C
(19°F)		 2°C
(35°F)		 7°C
(45°F)		 15°C
(60°F)		 22°C
(73°F)		 24°C
(75°F)		 22°C
(71°F)		 19°C
(66°F)		 9°C
(49°F)		 2°C
(35°F)		 -3°C
(27°F)
Average low -11°C
(12°F)		 -13°C
(10°F)		 -3°C
(27°F)		 2°C
(35°F)		 10°C
(51°F)		 17°C
(63°F)		 19°C
(66°F)		 17°C
(62°F)		 13°C
(56°F)		 5°C
(41°F)		 -3°C
(27°F)		 -7°C
(19°F)
Mean minimum -24°C
(-11°F)		 -26°C
(-15°F)		 -15°C
(6°F)		 -8°C
(18°F)		 3°C
(37°F)		 11°C
(52°F)		 13°C
(56°F)		 11°C
(52°F)		 6°C
(42°F)		 -4°C
(24°F)		 -13°C
(10°F)		 -18°C
(-1°F)
Minimum -33°C
(-27°F)		 -33°C
(-26°F)		 -25°C
(-13°F)		 -14°C
(7°F)		 1°C
(34°F)		 7°C
(46°F)		 13°C
(55°F)		 10°C
(50°F)		 4°C
(39°F)		 -10°C
(14°F)		 -16°C
(3°F)		 -23°C
(-10°F)

Compare climate in Arnolds Park with other places

Compare temperature, precipitation, sunshine, UV index in Arnolds Park, Iowa, United States with other places around the world.

Monthly average precipitation in Arnolds Park, Iowa, United States §

Arnolds Park usually has the most precipitation in May, June and September, with an average of 11 rainy days and 126 mm (5.0 inches) of precipitation per month.The driest months in Arnolds Park are January, February and November. On average, 34 mm (1.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arnolds Park, Iowa, 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) 30 (1.2) 38 (1.5) 69 (2.7) 100 (3.9) 139 (5.5) 128 (5.0) 80 (3.2) 110 (4.3) 112 (4.4) 94 (3.7) 33 (1.3) 41 (1.6)
Average precipitation days (≥ 1 mm) 5 7 8 10 14 12 8 11 9 10 6 4

Monthly sunshine hours in Arnolds Park, Iowa, United States §

The sunniest months in Arnolds Park are June, July and August, when the sun shines an average of 11 hours 18 minutes a day.Least sunny months in Arnolds Park: January, February and December receive an average of 6 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arnolds Park, Iowa, 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 144 205 224 245 266 343 365 330 261 219 205 203
Mean daily daylight hours 9h 23m 10h 31m 11h 58m 13h 26m 14h 41m 15h 18m 14h 57m 13h 51m 12h 26m 10h 58m 9h 41m 9h 1m

Solar UV radiation in Arnolds Park, Iowa, United States §

Arnolds Park experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 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 3. For more detailed information, check out our hourly Arnolds Park UV Index data.

Average daily maximum UV levels by month for Arnolds Park, Iowa, 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 5 8 9 11 10 9 8 5 3 3