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Monthly climate in San Rafael, Peru

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification San Rafael features a oceanic climate (Cfb). Temperatures typically range between 10 °C (49 °F) and 12 °C (53 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 21 °C (70 °F). The average annual precipitation amounts to about 1133 mm (44.6 inches) and receives 197 rainy days on the 1 mm (0.04 inches) threshold annually. San Rafael enjoys an average of 3436 hours of sunshine throughout the year, and daylight varies from 11 hours 31 minutes to 12 hours 41 minutes per day.

Monthly average temperatures in San Rafael, Peru

The warmest months in San Rafael are February, November and December, with daily mean temperatures ranging from 11 to 12 °C (53 - 53 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 10 to 10 °C (49 - 50 °F) throughout the day. On average each year, San Rafael experiences 0 days above 25 °C (77.0 °F) and 6 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. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum19°C
(67°F)		19°C
(67°F)		18°C
(65°F)		19°C
(67°F)		19°C
(67°F)		19°C
(67°F)		19°C
(67°F)		19°C
(67°F)		18°C
(66°F)		21°C
(70°F)		19°C
(67°F)		21°C
(70°F)
Mean maximum18°C
(65°F)		18°C
(65°F)		17°C
(63°F)		18°C
(65°F)		18°C
(64°F)		18°C
(64°F)		18°C
(65°F)		18°C
(65°F)		18°C
(65°F)		20°C
(68°F)		18°C
(65°F)		19°C
(67°F)
Average high15°C
(59°F)		15°C
(60°F)		15°C
(59°F)		15°C
(60°F)		16°C
(60°F)		15°C
(60°F)		16°C
(60°F)		16°C
(61°F)		16°C
(61°F)		16°C
(61°F)		16°C
(61°F)		16°C
(61°F)
Daily mean11°C
(52°F)		11°C
(53°F)		11°C
(52°F)		11°C
(52°F)		11°C
(51°F)		10°C
(50°F)		10°C
(49°F)		10°C
(50°F)		10°C
(51°F)		11°C
(52°F)		12°C
(53°F)		12°C
(53°F)
Average low8°C
(46°F)		8°C
(47°F)		8°C
(47°F)		7°C
(44°F)		6°C
(43°F)		5°C
(41°F)		4°C
(39°F)		4°C
(40°F)		6°C
(42°F)		7°C
(44°F)		8°C
(46°F)		8°C
(47°F)
Mean minimum4°C
(40°F)		5°C
(42°F)		5°C
(41°F)		3°C
(37°F)		1°C
(34°F)		1°C
(34°F)		-1°C
(30°F)		-1°C
(31°F)		2°C
(36°F)		3°C
(38°F)		4°C
(40°F)		5°C
(41°F)
Minimum1°C
(33°F)		4°C
(39°F)		3°C
(38°F)		1°C
(35°F)		-3°C
(27°F)		-3°C
(28°F)		-2°C
(29°F)		-2°C
(28°F)		0°C
(32°F)		1°C
(35°F)		3°C
(37°F)		3°C
(38°F)

Compare climate in San Rafael with other places

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

Monthly average precipitation in San Rafael, Peru

San Rafael usually has the most precipitation in January, February and March, with an average of 26 rainy days and 194 mm (7.6 inches) of precipitation per month. The driest months in San Rafael are June, July and August. On average, 17 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Rafael. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)179 (7.0)205 (8.1)197 (7.7)82 (3.2)38 (1.5)19 (0.7)16 (0.6)16 (0.6)30 (1.2)73 (2.9)127 (5.0)152 (6.0)
Average precipitation days (≥ 1 mm)232630191043410172328

Monthly sunshine hours in San Rafael, Peru

The sunniest months in San Rafael are May, July and August, when the sun shines an average of 10 hours 29 minutes a day. Least sunny months in San Rafael: January, February and March receive an average of 7 hours 43 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Rafael. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours207235259292321305324330314307264273
Mean daily daylight hours12h 37m12h 24m12h 7m11h 51m11h 37m11h 31m11h 34m11h 46m12h 2m12h 19m12h 34m12h 41m

Solar UV radiation in San Rafael, Peru

San Rafael experiences the highest level of ultraviolet (UV) radiation in January, February and March, when the maximum UV index can reach values of 19 - 19, which corresponds to the Extreme category of sun exposure. May, June and July are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 15. For more detailed information, check out our hourly San Rafael UV Index data.

Average daily maximum UV levels by month for San Rafael. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)191919181513141517181818