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Monthly climate in Delevan, New York, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Delevan features a humid continental climate (Dfb).Temperatures typically range between -4 °C (24 °F) and 21 °C (70 °F) through the year, but rarely can drop to -24 °C (-11 °F) or can rise to as high as 33 °C (91 °F).The average annual precipitation amounts to about 1402 mm (55.2 inches) and receives 187 rainy days on the 1 mm (0.04 inches) threshold annually.Delevan enjoys an average of 2677 hours of sunshine throughout the year, and daylight varies from 9 hours 6 minutes to 15 hours 14 minutes per day.

Monthly average temperatures in Delevan, New York, United States §

The warmest months in Delevan are June, July and August, with daily mean temperatures ranging from 18 to 21 °C (65 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -4 to -1 °C (24 - 30 °F) throughout the day. On average each year, Delevan experiences 48 days above 25 °C (77.0 °F) and 125 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Delevan, New York, 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)		 20°C
(69°F)		 22°C
(72°F)		 26°C
(79°F)		 31°C
(88°F)		 32°C
(90°F)		 33°C
(91°F)		 31°C
(87°F)		 31°C
(88°F)		 28°C
(84°F)		 24°C
(76°F)		 16°C
(61°F)
Mean maximum 11°C
(53°F)		 14°C
(58°F)		 18°C
(65°F)		 23°C
(74°F)		 30°C
(86°F)		 30°C
(87°F)		 31°C
(87°F)		 29°C
(85°F)		 29°C
(84°F)		 26°C
(79°F)		 18°C
(65°F)		 12°C
(54°F)
Average high -1°C
(31°F)		 1°C
(35°F)		 5°C
(42°F)		 12°C
(53°F)		 19°C
(66°F)		 23°C
(74°F)		 25°C
(78°F)		 25°C
(77°F)		 22°C
(72°F)		 15°C
(60°F)		 7°C
(44°F)		 2°C
(36°F)
Daily mean -4°C
(24°F)		 -3°C
(27°F)		 1°C
(33°F)		 7°C
(44°F)		 14°C
(57°F)		 18°C
(65°F)		 21°C
(70°F)		 20°C
(68°F)		 17°C
(62°F)		 11°C
(52°F)		 3°C
(37°F)		 -1°C
(30°F)
Average low -8°C
(17°F)		 -7°C
(20°F)		 -4°C
(25°F)		 2°C
(36°F)		 9°C
(48°F)		 13°C
(56°F)		 16°C
(62°F)		 16°C
(60°F)		 12°C
(54°F)		 7°C
(45°F)		 -1°C
(30°F)		 -5°C
(24°F)
Mean minimum -20°C
(-5°F)		 -18°C
(-1°F)		 -15°C
(5°F)		 -5°C
(23°F)		 0°C
(32°F)		 7°C
(46°F)		 11°C
(53°F)		 8°C
(47°F)		 5°C
(41°F)		 -1°C
(31°F)		 -11°C
(12°F)		 -14°C
(6°F)
Minimum -24°C
(-11°F)		 -21°C
(-6°F)		 -18°C
(-1°F)		 -8°C
(18°F)		 -4°C
(25°F)		 4°C
(39°F)		 10°C
(50°F)		 6°C
(43°F)		 1°C
(34°F)		 -2°C
(29°F)		 -19°C
(-1°F)		 -22°C
(-7°F)

Compare climate in Delevan with other places

Compare temperature, precipitation, sunshine, UV index in Delevan, New York, United States with other places around the world.

Monthly average precipitation in Delevan, New York, United States §

Delevan usually has the most precipitation in May, July and October, with an average of 16 rainy days and 144 mm (5.7 inches) of precipitation per month.The driest months in Delevan are January, March and September. On average, 92 mm (3.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Delevan, New York, 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) 97 (3.8) 104 (4.1) 97 (3.8) 129 (5.1) 131 (5.2) 124 (4.9) 152 (6.0) 109 (4.3) 83 (3.3) 149 (5.9) 114 (4.5) 115 (4.5)
Average precipitation days (≥ 1 mm) 15 17 15 17 16 14 16 15 10 17 17 18

Monthly sunshine hours in Delevan, New York, United States §

The sunniest months in Delevan are June, July and August, when the sun shines an average of 10 hours 44 minutes a day.Least sunny months in Delevan: January, February and December receive an average of 3 hours 43 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Delevan, New York, 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 93 139 214 230 276 327 332 327 280 199 150 104
Mean daily daylight hours 9h 27m 10h 33m 11h 57m 13h 24m 14h 37m 15h 14m 14h 54m 13h 48m 12h 25m 10h 59m 9h 44m 9h 6m

Solar UV radiation in Delevan, New York, United States §

Delevan experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / 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 Delevan UV Index data.

Average daily maximum UV levels by month for Delevan, New York, 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 10 10 9 8 6 4 2