Monthly climate in San Rafael, Nuevo León, Mexico

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification San Rafael features a hot semi-arid climate (BSh). Temperatures typically range between 10 °C (49 °F) and 19 °C (66 °F) through the year, but rarely can drop to -10 °C (14 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 631 mm (24.8 inches) and receives 93 rainy days on the 1 mm (0.04 inches) threshold annually. San Rafael enjoys an average of 3564 hours of sunshine throughout the year, and daylight varies from 10 hours 36 minutes to 13 hours 38 minutes per day.

Monthly average temperatures in San Rafael, Nuevo León, Mexico §

The warmest months in San Rafael are May, June and August, with daily mean temperatures ranging from 18 to 19 °C (64 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 12 °C (49 - 54 °F) throughout the day. On average each year, San Rafael experiences 62 days above 25 °C (77.0 °F) and 8 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in San Rafael, Nuevo León, 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 23°C
(74°F)
27°C
(82°F)
30°C
(86°F)
30°C
(87°F)
30°C
(87°F)
30°C
(86°F)
28°C
(83°F)
27°C
(81°F)
26°C
(79°F)
28°C
(82°F)
26°C
(79°F)
25°C
(77°F)
Mean maximum 22°C
(71°F)
26°C
(78°F)
27°C
(81°F)
28°C
(83°F)
29°C
(85°F)
29°C
(84°F)
27°C
(81°F)
26°C
(79°F)
25°C
(78°F)
26°C
(79°F)
24°C
(76°F)
23°C
(73°F)
Average high 16°C
(62°F)
20°C
(68°F)
22°C
(73°F)
24°C
(76°F)
25°C
(78°F)
25°C
(77°F)
23°C
(74°F)
24°C
(75°F)
22°C
(72°F)
22°C
(72°F)
20°C
(68°F)
17°C
(63°F)
Daily mean 10°C
(49°F)
12°C
(54°F)
15°C
(59°F)
17°C
(62°F)
18°C
(65°F)
19°C
(66°F)
18°C
(64°F)
18°C
(64°F)
16°C
(62°F)
15°C
(60°F)
13°C
(55°F)
10°C
(51°F)
Average low 4°C
(40°F)
6°C
(44°F)
8°C
(47°F)
10°C
(51°F)
13°C
(55°F)
13°C
(55°F)
13°C
(55°F)
12°C
(54°F)
12°C
(54°F)
10°C
(50°F)
7°C
(45°F)
5°C
(41°F)
Mean minimum -3°C
(28°F)
0°C
(33°F)
3°C
(38°F)
4°C
(40°F)
9°C
(48°F)
11°C
(51°F)
11°C
(51°F)
10°C
(50°F)
9°C
(48°F)
4°C
(40°F)
0°C
(32°F)
-4°C
(26°F)
Minimum -4°C
(25°F)
-2°C
(28°F)
-0°C
(32°F)
0°C
(33°F)
6°C
(43°F)
9°C
(48°F)
10°C
(50°F)
9°C
(48°F)
7°C
(45°F)
2°C
(36°F)
-6°C
(22°F)
-10°C
(14°F)

Compare climate in San Rafael with other places

Compare temperature, precipitation, sunshine, UV index in San Rafael, Nuevo León, Mexico with other places around the world.

Monthly average precipitation in San Rafael, Nuevo León, Mexico §

San Rafael usually has the most precipitation in June, July and September, with an average of 15 rainy days and 119 mm (4.7 inches) of precipitation per month. The driest months in San Rafael are January, February and November. On average, 13 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Rafael, Nuevo León, 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) 17 (0.7) 11 (0.4) 20 (0.8) 30 (1.2) 55 (2.2) 86 (3.4) 129 (5.1) 73 (2.9) 143 (5.6) 31 (1.2) 10 (0.4) 25 (1.0)
Average precipitation days (≥ 1 mm) 3 2 4 5 10 13 18 12 15 6 2 3

Monthly sunshine hours in San Rafael, Nuevo León, Mexico §

The sunniest months in San Rafael are May, June and August, when the sun shines an average of 11 hours 10 minutes a day. Least sunny months in San Rafael: January, February and December receive an average of 8 hours 8 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Rafael, Nuevo León, 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 213 257 300 309 340 341 336 345 281 297 271 269
Mean daily daylight hours 10h 46m 11h 18m 12h 1m 12h 45m 13h 21m 13h 38m 13h 29m 12h 57m 12h 15m 11h 31m 10h 54m 10h 36m

Solar UV radiation in San Rafael, Nuevo León, Mexico §

San Rafael experiences the highest level of ultraviolet (UV) radiation in April, May and September, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure. January, November and December are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly San Rafael UV Index data.

Average daily maximum UV levels by month for San Rafael, Nuevo León, 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) 8 10 12 14 14 13 13 13 13 11 8 7

Detailed Monthly Weather Insights for San Rafael, Nuevo León, Mexico

Discover in-depth weather details for every month in San Rafael. 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 San Rafael'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.