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Monthly climate in Bartlesville, Oklahoma, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Bartlesville features a humid subtropical climate (Cfa).Temperatures typically range between 3 °C (37 °F) and 28 °C (82 °F) through the year, but rarely can drop to -26 °C (-14 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 1157 mm (45.6 inches) and receives 104 rainy days on the 1 mm (0.04 inches) threshold annually.Bartlesville enjoys an average of 3144 hours of sunshine throughout the year, and daylight varies from 9 hours 40 minutes to 14 hours 37 minutes per day.

Monthly average temperatures in Bartlesville, Oklahoma, United States §

The warmest months in Bartlesville are June, July and August, with daily mean temperatures ranging from 26 to 28 °C (79 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 6 °C (37 - 43 °F) throughout the day. On average each year, Bartlesville experiences 133 days above 25 °C (77.0 °F) and 65 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bartlesville, Oklahoma, 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 23°C
(73°F)		 29°C
(84°F)		 32°C
(89°F)		 31°C
(88°F)		 34°C
(93°F)		 37°C
(99°F)		 40°C
(104°F)		 37°C
(99°F)		 36°C
(96°F)		 33°C
(93°F)		 27°C
(80°F)		 25°C
(77°F)
Mean maximum 19°C
(66°F)		 24°C
(75°F)		 27°C
(80°F)		 29°C
(85°F)		 32°C
(89°F)		 34°C
(94°F)		 37°C
(99°F)		 36°C
(98°F)		 35°C
(95°F)		 32°C
(90°F)		 24°C
(76°F)		 21°C
(71°F)
Average high 9°C
(48°F)		 10°C
(50°F)		 17°C
(63°F)		 21°C
(70°F)		 26°C
(78°F)		 31°C
(88°F)		 33°C
(92°F)		 32°C
(89°F)		 30°C
(86°F)		 22°C
(72°F)		 16°C
(60°F)		 12°C
(53°F)
Daily mean 3°C
(37°F)		 4°C
(39°F)		 11°C
(52°F)		 15°C
(58°F)		 20°C
(69°F)		 26°C
(79°F)		 28°C
(82°F)		 26°C
(80°F)		 24°C
(76°F)		 16°C
(61°F)		 9°C
(49°F)		 6°C
(43°F)
Average low -2°C
(28°F)		 -1°C
(30°F)		 5°C
(42°F)		 9°C
(48°F)		 15°C
(60°F)		 21°C
(69°F)		 23°C
(73°F)		 21°C
(71°F)		 19°C
(66°F)		 11°C
(51°F)		 4°C
(39°F)		 1°C
(33°F)
Mean minimum -12°C
(10°F)		 -14°C
(8°F)		 -5°C
(23°F)		 -1°C
(31°F)		 7°C
(44°F)		 15°C
(60°F)		 19°C
(66°F)		 16°C
(61°F)		 10°C
(50°F)		 0°C
(33°F)		 -6°C
(22°F)		 -8°C
(18°F)
Minimum -17°C
(1°F)		 -26°C
(-14°F)		 -13°C
(8°F)		 -4°C
(24°F)		 5°C
(40°F)		 12°C
(54°F)		 16°C
(61°F)		 15°C
(59°F)		 6°C
(43°F)		 -3°C
(27°F)		 -11°C
(13°F)		 -10°C
(13°F)

Compare climate in Bartlesville with other places

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

Monthly average precipitation in Bartlesville, Oklahoma, United States §

Bartlesville usually has the most precipitation in March, May and October, with an average of 11 rainy days and 157 mm (6.2 inches) of precipitation per month.The driest months in Bartlesville are February, November and December. On average, 44 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bartlesville, Oklahoma, 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) 64 (2.5) 54 (2.1) 115 (4.5) 107 (4.2) 220 (8.7) 101 (4.0) 85 (3.4) 107 (4.2) 87 (3.4) 136 (5.4) 43 (1.7) 36 (1.4)
Average precipitation days (≥ 1 mm) 6 7 10 10 14 7 10 11 7 11 6 5

Monthly sunshine hours in Bartlesville, Oklahoma, United States §

The sunniest months in Bartlesville are June, July and August, when the sun shines an average of 11 hours 4 minutes a day.Least sunny months in Bartlesville: January, February and December receive an average of 6 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bartlesville, Oklahoma, 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 163 186 235 254 284 338 359 321 286 256 228 228
Mean daily daylight hours 9h 57m 10h 51m 11h 59m 13h 9m 14h 8m 14h 37m 14h 21m 13h 29m 12h 21m 11h 11m 10h 11m 9h 40m

Solar UV radiation in Bartlesville, Oklahoma, United States §

Bartlesville experiences the highest level of ultraviolet (UV) radiation in April, June and July, 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 5. For more detailed information, check out our hourly Bartlesville UV Index data.

Average daily maximum UV levels by month for Bartlesville, Oklahoma, 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 10 10 11 11 10 9 7 5 3