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Monthly climate in Dolores, Colorado, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Dolores features a cold semi-arid climate (BSk). Temperatures typically range between -4 °C (24 °F) and 21 °C (70 °F) through the year, but rarely can drop to -26 °C (-14 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 487 mm (19.2 inches) and receives 77 rainy days on the 1 mm (0.04 inches) threshold annually. Dolores enjoys an average of 3583 hours of sunshine throughout the year, and daylight varies from 9 hours 36 minutes to 14 hours 41 minutes per day.

Monthly average temperatures in Dolores, Colorado, United States §

The warmest months in Dolores 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 -3 °C (24 - 28 °F) throughout the day. On average each year, Dolores experiences 70 days above 25 °C (77.0 °F) and 164 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Dolores, 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 10°C
(50°F)		 13°C
(55°F)		 17°C
(64°F)		 23°C
(73°F)		 28°C
(83°F)		 34°C
(93°F)		 34°C
(94°F)		 32°C
(90°F)		 31°C
(89°F)		 25°C
(78°F)		 19°C
(67°F)		 14°C
(58°F)
Mean maximum 7°C
(45°F)		 9°C
(49°F)		 14°C
(58°F)		 20°C
(68°F)		 25°C
(77°F)		 29°C
(84°F)		 32°C
(90°F)		 30°C
(87°F)		 29°C
(85°F)		 22°C
(72°F)		 16°C
(61°F)		 10°C
(50°F)
Average high 2°C
(36°F)		 3°C
(38°F)		 8°C
(46°F)		 13°C
(56°F)		 19°C
(66°F)		 26°C
(79°F)		 28°C
(83°F)		 27°C
(81°F)		 23°C
(74°F)		 15°C
(60°F)		 10°C
(50°F)		 3°C
(38°F)
Daily mean -4°C
(24°F)		 -3°C
(28°F)		 2°C
(35°F)		 6°C
(44°F)		 12°C
(53°F)		 18°C
(65°F)		 21°C
(70°F)		 20°C
(67°F)		 15°C
(60°F)		 8°C
(46°F)		 2°C
(36°F)		 -4°C
(25°F)
Average low -10°C
(14°F)		 -8°C
(17°F)		 -4°C
(25°F)		 -1°C
(31°F)		 3°C
(38°F)		 9°C
(49°F)		 13°C
(56°F)		 12°C
(53°F)		 8°C
(46°F)		 1°C
(34°F)		 -4°C
(25°F)		 -10°C
(14°F)
Mean minimum -21°C
(-6°F)		 -19°C
(-2°F)		 -14°C
(7°F)		 -9°C
(16°F)		 -3°C
(27°F)		 2°C
(37°F)		 7°C
(45°F)		 7°C
(45°F)		 -0°C
(31°F)		 -7°C
(19°F)		 -13°C
(9°F)		 -19°C
(-3°F)
Minimum -23°C
(-10°F)		 -21°C
(-5°F)		 -17°C
(1°F)		 -11°C
(13°F)		 -6°C
(21°F)		 -0°C
(32°F)		 4°C
(40°F)		 5°C
(42°F)		 -5°C
(23°F)		 -13°C
(9°F)		 -17°C
(1°F)		 -26°C
(-14°F)

Compare climate in Dolores with other places

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

Monthly average precipitation in Dolores, Colorado, United States §

Dolores usually has the most precipitation in February, March and December, with an average of 9 rainy days and 64 mm (2.5 inches) of precipitation per month. The driest months in Dolores are April, June and August. On average, 19 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Dolores, 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) 56 (2.2) 62 (2.4) 72 (2.8) 26 (1.0) 35 (1.4) 14 (0.6) 45 (1.8) 17 (0.7) 32 (1.2) 39 (1.5) 31 (1.2) 59 (2.3)
Average precipitation days (≥ 1 mm) 8 9 11 5 5 3 8 4 5 7 4 8

Monthly sunshine hours in Dolores, Colorado, United States §

The sunniest months in Dolores are May, June and July, when the sun shines an average of 12 hours 16 minutes a day. Least sunny months in Dolores: January, February and December receive an average of 6 hours 51 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Dolores, 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 178 223 285 323 364 380 383 362 315 289 253 222
Mean daily daylight hours 9h 54m 10h 48m 11h 59m 13h 11m 14h 11m 14h 41m 14h 25m 13h 31m 12h 22m 11h 10m 10h 8m 9h 36m

Solar UV radiation in Dolores, Colorado, United States §

Dolores experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 12 - 13, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Dolores UV Index data.

Average daily maximum UV levels by month for Dolores, 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 7 10 11 12 13 13 12 11 7 6 4

Detailed Monthly Weather Insights for Dolores, Colorado, United States

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