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Monthly climate in Port Washington, Ohio, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Port Washington features a humid subtropical climate (Cfa).Temperatures typically range between -1 °C (31 °F) and 24 °C (75 °F) through the year, but rarely can drop to -20 °C (-5 °F) or can rise to as high as 35 °C (94 °F).The average annual precipitation amounts to about 1358 mm (53.5 inches) and receives 153 rainy days on the 1 mm (0.04 inches) threshold annually.Port Washington enjoys an average of 2796 hours of sunshine throughout the year, and daylight varies from 9 hours 20 minutes to 14 hours 59 minutes per day.

Monthly average temperatures in Port Washington, Ohio, United States §

The warmest months in Port Washington are June, July and August, with daily mean temperatures ranging from 21 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 -1 to 2 °C (31 - 37 °F) throughout the day. On average each year, Port Washington experiences 94 days above 25 °C (77.0 °F) and 87 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Port Washington, Ohio, 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 21°C
(70°F)		 25°C
(77°F)		 24°C
(76°F)		 29°C
(84°F)		 31°C
(89°F)		 34°C
(93°F)		 34°C
(93°F)		 34°C
(93°F)		 35°C
(94°F)		 33°C
(92°F)		 26°C
(78°F)		 18°C
(64°F)
Mean maximum 16°C
(60°F)		 19°C
(67°F)		 23°C
(73°F)		 26°C
(80°F)		 31°C
(87°F)		 32°C
(91°F)		 33°C
(92°F)		 33°C
(91°F)		 32°C
(90°F)		 29°C
(84°F)		 21°C
(70°F)		 17°C
(62°F)
Average high 3°C
(38°F)		 6°C
(43°F)		 11°C
(52°F)		 16°C
(61°F)		 22°C
(72°F)		 26°C
(80°F)		 29°C
(85°F)		 28°C
(83°F)		 26°C
(78°F)		 19°C
(67°F)		 10°C
(50°F)		 6°C
(43°F)
Daily mean -1°C
(31°F)		 1°C
(35°F)		 6°C
(42°F)		 11°C
(52°F)		 17°C
(63°F)		 21°C
(71°F)		 24°C
(75°F)		 23°C
(73°F)		 20°C
(68°F)		 14°C
(58°F)		 6°C
(42°F)		 2°C
(37°F)
Average low -4°C
(25°F)		 -3°C
(27°F)		 1°C
(34°F)		 6°C
(43°F)		 12°C
(54°F)		 17°C
(62°F)		 19°C
(67°F)		 18°C
(65°F)		 15°C
(60°F)		 10°C
(50°F)		 2°C
(35°F)		 -1°C
(30°F)
Mean minimum -16°C
(3°F)		 -15°C
(6°F)		 -9°C
(17°F)		 -2°C
(28°F)		 3°C
(37°F)		 10°C
(51°F)		 14°C
(58°F)		 13°C
(55°F)		 8°C
(47°F)		 2°C
(35°F)		 -6°C
(22°F)		 -10°C
(14°F)
Minimum -20°C
(-4°F)		 -20°C
(-5°F)		 -14°C
(7°F)		 -4°C
(24°F)		 -1°C
(30°F)		 7°C
(45°F)		 13°C
(56°F)		 11°C
(52°F)		 5°C
(40°F)		 -1°C
(30°F)		 -9°C
(16°F)		 -15°C
(5°F)

Compare climate in Port Washington with other places

Compare temperature, precipitation, sunshine, UV index in Port Washington, Ohio, United States with other places around the world.

Monthly average precipitation in Port Washington, Ohio, United States §

Port Washington usually has the most precipitation in April, May and June, with an average of 15 rainy days and 136 mm (5.3 inches) of precipitation per month.The driest months in Port Washington are January, August and November. On average, 96 mm (3.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Port Washington, Ohio, 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) 92 (3.6) 114 (4.5) 107 (4.2) 132 (5.2) 130 (5.1) 145 (5.7) 117 (4.6) 97 (3.8) 111 (4.4) 111 (4.4) 98 (3.9) 103 (4.1)
Average precipitation days (≥ 1 mm) 11 14 13 14 16 15 13 13 9 13 10 12

Monthly sunshine hours in Port Washington, Ohio, United States §

The sunniest months in Port Washington are June, July and August, when the sun shines an average of 10 hours 35 minutes a day.Least sunny months in Port Washington: January, February and December receive an average of 4 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Port Washington, Ohio, 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 108 148 223 241 270 309 342 323 280 228 179 141
Mean daily daylight hours 9h 39m 10h 40m 11h 58m 13h 18m 14h 25m 14h 59m 14h 41m 13h 40m 12h 24m 11h 4m 9h 55m 9h 20m

Solar UV radiation in Port Washington, Ohio, United States §

Port Washington 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 Port Washington UV Index data.

Average daily maximum UV levels by month for Port Washington, Ohio, 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