Monthly climate in Rosarito, Baja California, Mexico

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Rosarito features a cold semi-arid climate (BSk).Temperatures typically range between 14 °C (57 °F) and 21 °C (70 °F) through the year, but rarely can drop to 7 °C (45 °F) or can rise to as high as 30 °C (86 °F).The average annual precipitation amounts to about 306 mm (12.1 inches) and receives 37 rainy days on the 1 mm (0.04 inches) threshold annually.Rosarito enjoys an average of 3629 hours of sunshine throughout the year, and daylight varies from 10 hours 3 minutes to 14 hours 13 minutes per day.

Monthly average temperatures in Rosarito, Baja California, Mexico §

The warmest months in Rosarito are July, August and September, with daily mean temperatures ranging from 20 to 21 °C (68 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 14 to 14 °C (57 - 58 °F) throughout the day. On average each year, Rosarito experiences 11 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 Rosarito, Baja California, Mexico.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)
24°C
(76°F)
24°C
(76°F)
26°C
(80°F)
24°C
(75°F)
26°C
(79°F)
26°C
(80°F)
28°C
(82°F)
29°C
(85°F)
30°C
(86°F)
26°C
(79°F)
23°C
(74°F)
Mean maximum 22°C
(71°F)
21°C
(70°F)
21°C
(70°F)
23°C
(74°F)
21°C
(71°F)
22°C
(73°F)
25°C
(77°F)
26°C
(79°F)
26°C
(80°F)
27°C
(82°F)
25°C
(78°F)
21°C
(69°F)
Average high 17°C
(62°F)
16°C
(61°F)
16°C
(61°F)
17°C
(64°F)
18°C
(64°F)
19°C
(67°F)
22°C
(71°F)
23°C
(73°F)
22°C
(73°F)
22°C
(71°F)
19°C
(67°F)
17°C
(63°F)
Daily mean 14°C
(58°F)
14°C
(57°F)
14°C
(58°F)
15°C
(60°F)
16°C
(61°F)
17°C
(64°F)
20°C
(68°F)
21°C
(70°F)
20°C
(69°F)
19°C
(67°F)
17°C
(63°F)
15°C
(59°F)
Average low 12°C
(54°F)
12°C
(53°F)
12°C
(54°F)
14°C
(57°F)
14°C
(58°F)
16°C
(61°F)
18°C
(66°F)
19°C
(67°F)
19°C
(66°F)
17°C
(63°F)
15°C
(59°F)
13°C
(55°F)
Mean minimum 9°C
(49°F)
9°C
(48°F)
9°C
(49°F)
12°C
(53°F)
13°C
(55°F)
15°C
(58°F)
16°C
(61°F)
17°C
(64°F)
17°C
(62°F)
15°C
(59°F)
12°C
(54°F)
10°C
(50°F)
Minimum 8°C
(47°F)
7°C
(45°F)
8°C
(47°F)
11°C
(51°F)
12°C
(53°F)
14°C
(58°F)
15°C
(60°F)
17°C
(62°F)
16°C
(62°F)
13°C
(55°F)
10°C
(50°F)
9°C
(48°F)

Compare climate in Rosarito with other places

Compare temperature, precipitation, sunshine, UV index in Rosarito, Baja California, Mexico with other places around the world.

Monthly average precipitation in Rosarito, Baja California, Mexico §

Rosarito usually has the most precipitation in January, February and December, with an average of 5 rainy days and 57 mm (2.3 inches) of precipitation per month.The driest months in Rosarito are June, July and August. On average, 3 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rosarito, Baja California, Mexico.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) 48 (1.9) 62 (2.4) 44 (1.7) 20 (0.8) 18 (0.7) 4 (0.2) 3 (0.1) 3 (0.1) 4 (0.2) 12 (0.5) 27 (1.1) 62 (2.5)
Average precipitation days (≥ 1 mm) 6 6 9 3 4 0 0 0 0 2 2 5

Monthly sunshine hours in Rosarito, Baja California, Mexico §

The sunniest months in Rosarito are June, July and August, when the sun shines an average of 11 hours 56 minutes a day.Least sunny months in Rosarito: 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 Rosarito, Baja California, Mexico.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 195 242 299 324 359 364 375 359 317 297 258 235
Mean daily daylight hours 10h 17m 11h 2m 12h 0m 12h 59m 13h 49m 14h 13m 13h 59m 13h 15m 12h 18m 11h 19m 10h 28m 10h 3m

Solar UV radiation in Rosarito, Baja California, Mexico §

Rosarito experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 11, 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 Rosarito UV Index data.

Average daily maximum UV levels by month for Rosarito, Baja California, Mexico.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 11 11 10 7 5 4