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Monthly climate in Flagler, Colorado, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Flagler features a cold semi-arid climate (BSk). Temperatures typically range between 0 °C (32 °F) and 24 °C (76 °F) through the year, but rarely can drop to -30 °C (-22 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 408 mm (16.1 inches) and receives 75 rainy days on the 1 mm (0.04 inches) threshold annually. Flagler enjoys an average of 3484 hours of sunshine throughout the year, and daylight varies from 9 hours 26 minutes to 14 hours 52 minutes per day.

Monthly average temperatures in Flagler, Colorado, United States §

The warmest months in Flagler are June, July and August, with daily mean temperatures ranging from 22 to 24 °C (73 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 2 °C (32 - 36 °F) throughout the day. On average each year, Flagler experiences 113 days above 25 °C (77.0 °F) and 115 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Flagler, Colorado, 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
(74°F)		 25°C
(78°F)		 29°C
(85°F)		 33°C
(91°F)		 34°C
(94°F)		 38°C
(100°F)		 38°C
(101°F)		 37°C
(99°F)		 38°C
(100°F)		 31°C
(89°F)		 28°C
(83°F)		 23°C
(74°F)
Mean maximum 18°C
(65°F)		 22°C
(72°F)		 26°C
(80°F)		 29°C
(85°F)		 32°C
(90°F)		 35°C
(95°F)		 37°C
(99°F)		 36°C
(96°F)		 36°C
(98°F)		 30°C
(86°F)		 25°C
(77°F)		 20°C
(68°F)
Average high 8°C
(46°F)		 7°C
(46°F)		 14°C
(57°F)		 18°C
(64°F)		 22°C
(72°F)		 30°C
(86°F)		 31°C
(89°F)		 30°C
(87°F)		 28°C
(82°F)		 18°C
(65°F)		 14°C
(57°F)		 9°C
(49°F)
Daily mean 1°C
(33°F)		 0°C
(32°F)		 6°C
(44°F)		 10°C
(50°F)		 15°C
(59°F)		 22°C
(73°F)		 24°C
(76°F)		 23°C
(74°F)		 20°C
(69°F)		 10°C
(51°F)		 6°C
(43°F)		 2°C
(36°F)
Average low -5°C
(23°F)		 -6°C
(22°F)		 -1°C
(31°F)		 3°C
(37°F)		 9°C
(48°F)		 15°C
(59°F)		 18°C
(64°F)		 16°C
(62°F)		 13°C
(56°F)		 4°C
(39°F)		 -0°C
(32°F)		 -4°C
(25°F)
Mean minimum -17°C
(2°F)		 -19°C
(-1°F)		 -10°C
(15°F)		 -7°C
(20°F)		 1°C
(34°F)		 9°C
(48°F)		 13°C
(57°F)		 12°C
(54°F)		 4°C
(40°F)		 -9°C
(17°F)		 -9°C
(17°F)		 -12°C
(11°F)
Minimum -19°C
(-2°F)		 -30°C
(-22°F)		 -19°C
(-3°F)		 -9°C
(16°F)		 -1°C
(31°F)		 5°C
(41°F)		 12°C
(53°F)		 9°C
(48°F)		 0°C
(33°F)		 -15°C
(5°F)		 -17°C
(2°F)		 -15°C
(5°F)

Compare climate in Flagler with other places

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

Monthly average precipitation in Flagler, Colorado, United States §

Flagler usually has the most precipitation in March, May and July, with an average of 10 rainy days and 61 mm (2.4 inches) of precipitation per month. The driest months in Flagler are January, November and December. On average, 12 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Flagler, Colorado, 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) 14 (0.6) 15 (0.6) 49 (1.9) 36 (1.4) 77 (3.0) 41 (1.6) 56 (2.2) 43 (1.7) 23 (0.9) 32 (1.3) 13 (0.5) 9 (0.4)
Average precipitation days (≥ 1 mm) 3 5 6 7 13 8 12 9 3 4 3 2

Monthly sunshine hours in Flagler, Colorado, United States §

The sunniest months in Flagler are June, July and August, when the sun shines an average of 11 hours 45 minutes a day. Least sunny months in Flagler: January, February and December receive an average of 7 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Flagler, Colorado, 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 191 236 283 305 324 365 370 347 300 265 249 245
Mean daily daylight hours 9h 44m 10h 43m 11h 58m 13h 15m 14h 20m 14h 52m 14h 34m 13h 37m 12h 23m 11h 6m 9h 59m 9h 26m

Solar UV radiation in Flagler, Colorado, United States §

Flagler experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the 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 Flagler UV Index data.

Average daily maximum UV levels by month for Flagler, Colorado, 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) 4 5 8 10 11 12 12 11 10 7 4 3

Detailed Monthly Weather Insights for Flagler, Colorado, United States

Discover in-depth weather details for every month in Flagler. 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 Flagler'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.