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Monthly climate in Ottawa, Kansas, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Ottawa features a humid subtropical climate (Cfa). Temperatures typically range between 0 °C (33 °F) and 27 °C (80 °F) through the year, but rarely can drop to -24 °C (-11 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 1093 mm (43.0 inches) and receives 105 rainy days on the 1 mm (0.04 inches) threshold annually. Ottawa enjoys an average of 3086 hours of sunshine throughout the year, and daylight varies from 9 hours 30 minutes to 14 hours 48 minutes per day.

Monthly average temperatures in Ottawa, Kansas, United States §

The warmest months in Ottawa 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 4 °C (33 - 39 °F) throughout the day. On average each year, Ottawa experiences 117 days above 25 °C (77.0 °F) and 81 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ottawa, 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 18°C
(65°F)		 25°C
(77°F)		 29°C
(85°F)		 30°C
(87°F)		 34°C
(93°F)		 37°C
(99°F)		 38°C
(101°F)		 36°C
(97°F)		 34°C
(93°F)		 33°C
(91°F)		 25°C
(77°F)		 22°C
(73°F)
Mean maximum 16°C
(61°F)		 20°C
(69°F)		 25°C
(77°F)		 28°C
(83°F)		 31°C
(89°F)		 34°C
(93°F)		 36°C
(97°F)		 35°C
(95°F)		 33°C
(92°F)		 31°C
(88°F)		 21°C
(71°F)		 19°C
(67°F)
Average high 6°C
(42°F)		 7°C
(44°F)		 14°C
(58°F)		 19°C
(66°F)		 24°C
(75°F)		 30°C
(87°F)		 31°C
(89°F)		 30°C
(86°F)		 28°C
(82°F)		 20°C
(68°F)		 13°C
(55°F)		 9°C
(49°F)
Daily mean 0°C
(33°F)		 1°C
(34°F)		 9°C
(48°F)		 13°C
(55°F)		 19°C
(66°F)		 25°C
(77°F)		 27°C
(80°F)		 25°C
(77°F)		 22°C
(73°F)		 14°C
(58°F)		 7°C
(45°F)		 4°C
(39°F)
Average low -4°C
(25°F)		 -4°C
(25°F)		 3°C
(39°F)		 7°C
(45°F)		 14°C
(58°F)		 20°C
(68°F)		 22°C
(72°F)		 20°C
(69°F)		 17°C
(63°F)		 9°C
(49°F)		 2°C
(36°F)		 -1°C
(30°F)
Mean minimum -15°C
(6°F)		 -15°C
(5°F)		 -9°C
(17°F)		 -3°C
(27°F)		 6°C
(42°F)		 14°C
(58°F)		 17°C
(63°F)		 14°C
(58°F)		 8°C
(47°F)		 -1°C
(30°F)		 -9°C
(17°F)		 -11°C
(13°F)
Minimum -21°C
(-6°F)		 -24°C
(-11°F)		 -17°C
(2°F)		 -6°C
(21°F)		 3°C
(38°F)		 11°C
(51°F)		 16°C
(61°F)		 12°C
(54°F)		 5°C
(41°F)		 -3°C
(27°F)		 -13°C
(9°F)		 -16°C
(3°F)

Compare climate in Ottawa with other places

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

Monthly average precipitation in Ottawa, Kansas, United States §

Ottawa usually has the most precipitation in May, August and October, with an average of 11 rainy days and 144 mm (5.7 inches) of precipitation per month. The driest months in Ottawa are February, November and December. On average, 37 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ottawa, 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) 56 (2.2) 36 (1.4) 98 (3.9) 96 (3.8) 196 (7.7) 109 (4.3) 112 (4.4) 120 (4.7) 81 (3.2) 115 (4.5) 41 (1.6) 33 (1.3)
Average precipitation days (≥ 1 mm) 6 6 11 11 14 9 10 11 8 10 5 4

Monthly sunshine hours in Ottawa, Kansas, United States §

The sunniest months in Ottawa are June, July and August, when the sun shines an average of 11 hours 0 minutes a day. Least sunny months in Ottawa: January, February and November receive an average of 6 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ottawa, 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 154 196 223 261 268 333 358 321 282 249 218 220
Mean daily daylight hours 9h 48m 10h 45m 11h 58m 13h 14m 14h 17m 14h 48m 14h 31m 13h 35m 12h 22m 11h 8m 10h 3m 9h 30m

Solar UV radiation in Ottawa, Kansas, United States §

Ottawa 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 Ottawa UV Index data.

Average daily maximum UV levels by month for Ottawa, 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 6 7 9 10 11 11 10 9 7 4 3

Detailed Monthly Weather Insights for Ottawa, Kansas, United States

Discover in-depth weather details for every month in Ottawa. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Ottawa's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.