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Monthly climate in Del Rio, California, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Del Rio features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 10 °C (50 °F) and 26 °C (80 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 42 °C (108 °F).The average annual precipitation amounts to about 479 mm (18.8 inches) and receives 46 rainy days on the 1 mm (0.04 inches) threshold annually.Del Rio enjoys an average of 3477 hours of sunshine throughout the year, and daylight varies from 9 hours 34 minutes to 14 hours 43 minutes per day.

Monthly average temperatures in Del Rio, California, United States §

The warmest months in Del Rio are June, July and August, with daily mean temperatures ranging from 25 to 26 °C (77 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 11 °C (50 - 52 °F) throughout the day. On average each year, Del Rio experiences 156 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Del Rio, California, 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 24°C
(75°F)		 26°C
(79°F)		 29°C
(85°F)		 33°C
(92°F)		 40°C
(104°F)		 42°C
(108°F)		 40°C
(104°F)		 42°C
(108°F)		 41°C
(107°F)		 35°C
(95°F)		 26°C
(79°F)		 22°C
(73°F)
Mean maximum 20°C
(68°F)		 23°C
(73°F)		 27°C
(81°F)		 31°C
(88°F)		 36°C
(97°F)		 39°C
(103°F)		 39°C
(102°F)		 39°C
(102°F)		 38°C
(100°F)		 31°C
(89°F)		 24°C
(76°F)		 19°C
(67°F)
Average high 15°C
(59°F)		 17°C
(64°F)		 20°C
(68°F)		 24°C
(75°F)		 28°C
(83°F)		 33°C
(92°F)		 35°C
(95°F)		 34°C
(93°F)		 31°C
(88°F)		 26°C
(79°F)		 19°C
(67°F)		 15°C
(59°F)
Daily mean 10°C
(50°F)		 11°C
(52°F)		 13°C
(57°F)		 17°C
(63°F)		 21°C
(70°F)		 25°C
(77°F)		 26°C
(80°F)		 26°C
(78°F)		 23°C
(74°F)		 18°C
(65°F)		 13°C
(56°F)		 10°C
(50°F)
Average low 6°C
(43°F)		 6°C
(43°F)		 8°C
(47°F)		 11°C
(52°F)		 14°C
(57°F)		 18°C
(64°F)		 19°C
(66°F)		 19°C
(66°F)		 16°C
(61°F)		 12°C
(53°F)		 8°C
(46°F)		 5°C
(42°F)
Mean minimum 0°C
(32°F)		 0°C
(33°F)		 3°C
(37°F)		 6°C
(43°F)		 9°C
(49°F)		 13°C
(55°F)		 16°C
(60°F)		 15°C
(60°F)		 12°C
(53°F)		 6°C
(44°F)		 2°C
(36°F)		 0°C
(33°F)
Minimum -1°C
(31°F)		 -2°C
(29°F)		 2°C
(36°F)		 4°C
(40°F)		 7°C
(44°F)		 11°C
(52°F)		 15°C
(59°F)		 14°C
(57°F)		 10°C
(50°F)		 5°C
(41°F)		 1°C
(33°F)		 -1°C
(31°F)

Compare climate in Del Rio with other places

Compare temperature, precipitation, sunshine, UV index in Del Rio, California, United States with other places around the world.

Monthly average precipitation in Del Rio, California, United States §

Del Rio usually has the most precipitation in January, March and December, with an average of 9 rainy days and 92 mm (3.6 inches) of precipitation per month.The driest months in Del Rio are July, August and September. On average, 1 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Del Rio, California, 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) 99 (3.9) 78 (3.1) 87 (3.4) 37 (1.5) 21 (0.8) 2 (0.1) 0 (0.0) 0 (0.0) 2 (0.1) 21 (0.8) 41 (1.6) 90 (3.5)
Average precipitation days (≥ 1 mm) 8 7 11 4 2 0 0 0 0 1 5 8

Monthly sunshine hours in Del Rio, California, United States §

The sunniest months in Del Rio are May, June and July, when the sun shines an average of 12 hours 25 minutes a day.Least sunny months in Del Rio: 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 Del Rio, California, 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 158 217 260 299 366 383 394 358 317 287 231 201
Mean daily daylight hours 9h 52m 10h 48m 11h 59m 13h 12m 14h 13m 14h 43m 14h 26m 13h 32m 12h 22m 11h 9m 10h 6m 9h 34m

Solar UV radiation in Del Rio, California, United States §

Del Rio 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 Del Rio UV Index data.

Average daily maximum UV levels by month for Del Rio, California, 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 8 9 10 11 11 10 9 7 4 3