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Monthly climate in Greene, Iowa, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Greene features a humid continental climate (Dfa).Temperatures typically range between -7 °C (19 °F) and 23 °C (74 °F) through the year, but rarely can drop to -35 °C (-30 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1041 mm (41.0 inches) and receives 109 rainy days on the 1 mm (0.04 inches) threshold annually.Greene enjoys an average of 2910 hours of sunshine throughout the year, and daylight varies from 9 hours 3 minutes to 15 hours 16 minutes per day.

Monthly average temperatures in Greene, Iowa, United States §

The warmest months in Greene are June, July and August, with daily mean temperatures ranging from 21 to 23 °C (71 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -7 to -2 °C (19 - 28 °F) throughout the day. On average each year, Greene experiences 80 days above 25 °C (77.0 °F) and 136 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Greene, 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 12°C
(53°F)		 19°C
(66°F)		 22°C
(72°F)		 28°C
(82°F)		 34°C
(93°F)		 36°C
(97°F)		 34°C
(93°F)		 36°C
(97°F)		 33°C
(92°F)		 31°C
(87°F)		 24°C
(76°F)		 21°C
(70°F)
Mean maximum 9°C
(48°F)		 11°C
(52°F)		 18°C
(65°F)		 25°C
(77°F)		 31°C
(89°F)		 33°C
(91°F)		 33°C
(91°F)		 32°C
(89°F)		 32°C
(89°F)		 29°C
(84°F)		 17°C
(64°F)		 15°C
(58°F)
Average high -3°C
(27°F)		 -3°C
(27°F)		 7°C
(44°F)		 13°C
(56°F)		 21°C
(70°F)		 27°C
(81°F)		 28°C
(83°F)		 27°C
(80°F)		 24°C
(76°F)		 15°C
(59°F)		 7°C
(44°F)		 2°C
(36°F)
Daily mean -7°C
(19°F)		 -7°C
(19°F)		 2°C
(36°F)		 8°C
(46°F)		 16°C
(60°F)		 22°C
(72°F)		 23°C
(74°F)		 21°C
(71°F)		 19°C
(66°F)		 10°C
(50°F)		 2°C
(35°F)		 -2°C
(28°F)
Average low -11°C
(12°F)		 -12°C
(11°F)		 -3°C
(28°F)		 2°C
(36°F)		 10°C
(51°F)		 17°C
(63°F)		 18°C
(65°F)		 16°C
(61°F)		 13°C
(56°F)		 5°C
(42°F)		 -3°C
(27°F)		 -6°C
(21°F)
Mean minimum -25°C
(-13°F)		 -25°C
(-13°F)		 -16°C
(4°F)		 -7°C
(19°F)		 2°C
(36°F)		 10°C
(51°F)		 13°C
(56°F)		 11°C
(51°F)		 5°C
(42°F)		 -5°C
(24°F)		 -12°C
(10°F)		 -17°C
(1°F)
Minimum -34°C
(-29°F)		 -35°C
(-30°F)		 -24°C
(-11°F)		 -13°C
(10°F)		 -1°C
(30°F)		 8°C
(47°F)		 11°C
(52°F)		 10°C
(50°F)		 2°C
(36°F)		 -8°C
(19°F)		 -17°C
(2°F)		 -22°C
(-7°F)

Compare climate in Greene with other places

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

Monthly average precipitation in Greene, Iowa, United States §

Greene usually has the most precipitation in May, June and October, with an average of 12 rainy days and 137 mm (5.4 inches) of precipitation per month.The driest months in Greene are January, February and December. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Greene, 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) 38 (1.5) 48 (1.9) 72 (2.8) 74 (2.9) 159 (6.3) 123 (4.8) 91 (3.6) 116 (4.6) 105 (4.1) 128 (5.0) 49 (1.9) 37 (1.4)
Average precipitation days (≥ 1 mm) 6 8 8 9 14 13 10 9 10 10 7 5

Monthly sunshine hours in Greene, Iowa, United States §

The sunniest months in Greene are June, July and August, when the sun shines an average of 11 hours 6 minutes a day.Least sunny months in Greene: January, November and December receive an average of 5 hours 34 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Greene, 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 132 194 225 234 256 335 364 322 256 207 194 185
Mean daily daylight hours 9h 25m 10h 32m 11h 58m 13h 25m 14h 39m 15h 16m 14h 56m 13h 50m 12h 26m 10h 59m 9h 42m 9h 3m

Solar UV radiation in Greene, Iowa, United States §

Greene 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 Greene UV Index data.

Average daily maximum UV levels by month for Greene, 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