Monthly climate in Brawley, California, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Brawley features a hot desert climate (BWh).Temperatures typically range between 14 °C (58 °F) and 36 °C (98 °F) through the year, but rarely can drop to 2 °C (35 °F) or can rise to as high as 51 °C (124 °F).The average annual precipitation amounts to about 75 mm (2.9 inches) and receives 10 rainy days on the 1 mm (0.04 inches) threshold annually.Brawley enjoys an average of 3712 hours of sunshine throughout the year, and daylight varies from 9 hours 59 minutes to 14 hours 17 minutes per day.

Monthly average temperatures in Brawley, California, United States §

The warmest months in Brawley are June, July and August, with daily mean temperatures ranging from 33 to 36 °C (92 - 98 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 14 to 16 °C (58 - 62 °F) throughout the day. On average each year, Brawley experiences 249 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Brawley, 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 30°C
(85°F)
32°C
(90°F)
37°C
(100°F)
43°C
(110°F)
45°C
(113°F)
50°C
(122°F)
49°C
(121°F)
49°C
(120°F)
51°C
(124°F)
44°C
(111°F)
36°C
(97°F)
29°C
(85°F)
Mean maximum 28°C
(82°F)
30°C
(86°F)
35°C
(95°F)
40°C
(104°F)
42°C
(109°F)
46°C
(114°F)
49°C
(120°F)
48°C
(119°F)
46°C
(116°F)
39°C
(103°F)
34°C
(93°F)
27°C
(81°F)
Average high 23°C
(73°F)
24°C
(76°F)
28°C
(82°F)
33°C
(92°F)
36°C
(97°F)
42°C
(107°F)
44°C
(112°F)
44°C
(111°F)
40°C
(105°F)
34°C
(93°F)
28°C
(82°F)
22°C
(71°F)
Daily mean 15°C
(59°F)
16°C
(62°F)
20°C
(68°F)
25°C
(77°F)
27°C
(82°F)
33°C
(92°F)
36°C
(98°F)
36°C
(98°F)
32°C
(90°F)
25°C
(78°F)
19°C
(67°F)
14°C
(58°F)
Average low 8°C
(48°F)
9°C
(49°F)
12°C
(54°F)
16°C
(61°F)
19°C
(66°F)
24°C
(75°F)
29°C
(84°F)
29°C
(84°F)
24°C
(76°F)
17°C
(63°F)
12°C
(54°F)
8°C
(47°F)
Mean minimum 3°C
(38°F)
4°C
(39°F)
6°C
(44°F)
10°C
(51°F)
13°C
(56°F)
19°C
(66°F)
23°C
(74°F)
24°C
(75°F)
18°C
(65°F)
11°C
(52°F)
7°C
(44°F)
3°C
(38°F)
Minimum 2°C
(35°F)
2°C
(36°F)
4°C
(39°F)
9°C
(48°F)
13°C
(55°F)
16°C
(62°F)
21°C
(70°F)
23°C
(73°F)
15°C
(60°F)
7°C
(46°F)
4°C
(40°F)
2°C
(36°F)

Compare climate in Brawley with other places

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

Monthly average precipitation in Brawley, California, United States §

Brawley usually has the most precipitation in February, March and December, with an average of 1 rainy days and 11 mm (0.4 inches) of precipitation per month.The driest months in Brawley are May, June and October. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Brawley, 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) 9 (0.3) 14 (0.5) 10 (0.4) 3 (0.1) 1 (0.0) 0 (0.0) 7 (0.3) 6 (0.2) 6 (0.3) 3 (0.1) 5 (0.2) 10 (0.4)
Average precipitation days (≥ 1 mm) 2 1 1 0 0 0 2 2 1 0 0 1

Monthly sunshine hours in Brawley, California, United States §

The sunniest months in Brawley are May, June and July, when the sun shines an average of 12 hours 18 minutes a day.Least sunny months in Brawley: January, February and December receive an average of 7 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Brawley, 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 199 251 306 330 375 377 378 360 323 303 261 243
Mean daily daylight hours 10h 14m 11h 0m 12h 0m 13h 1m 13h 52m 14h 17m 14h 3m 13h 17m 12h 19m 11h 18m 10h 26m 9h 59m

Solar UV radiation in Brawley, California, United States §

Brawley experiences the highest level of ultraviolet (UV) radiation in May, 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 5. For more detailed information, check out our hourly Brawley UV Index data.

Average daily maximum UV levels by month for Brawley, 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) 4 6 8 10 11 11 12 11 10 7 5 4