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San Alfonso Weather and Climate: A Comprehensive Guide

The climate in San Alfonso is marked by big temperature swings throughout the year. Temperatures range from pleasant during the warmest months to cold in the cooler months. It also experiences much rain/snowfall throughout the year. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

In San Alfonso, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a pleasant 20°C in January. In July, the coolest month of the year, temperatures drop to a chilly 2°C.

At night, you can expect cooler temperatures, with averages dropping to around -7°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

San Alfonso experiences significant rain/snowfall throughout the year, averaging 1096 mm of precipitation annually. San Alfonso can be quite wet during June, receiving approximately 211 mm of precipitation over 4 snowy/rainy days.

In contrast March, experiences much drier conditions, with 25 mm of rainfall, spread across 7 rainy days. For more details, please visit our San Alfonso Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

San Alfonso can be enjoyed more throughout the sunniest month of January under a blue sky, with approximately 12.2 hours of sunshine daily. In contrast, the city experiences much darker days in June, with only 4.0 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Santiago, Chile (44 KM, 27 Miles).

Daily hours of sunshine

Data from: Santiago, Chile (44 KM, 27 Miles).

Forecast for San Alfonso

Sun   Dec 22
25°C | 10°C
W 3 m/s
clear and no rain

clear and no rain

Mon   Dec 23
23°C | 10°C
W 4 m/s
0.4 mm
partly cloudy and small chance of slight rain

partly cloudy and small chance of slight rain

Tue   Dec 24
24°C | 9°C
W 4 m/s
clear and no rain

clear and no rain

The best time of year to visit San Alfonso in Chile

Other facts from our historical weather data:
  • Which months have the greatest rainfall in San Alfonso?
    Most rainfall (rainy season) is seen in June and July.
  • Which is the warmest month in San Alfonso?
    January has an average maximum temperature of 20°C and is the warmest month of the year.
  • Which is the coldest month in San Alfonso?
    The coldest month is July with an average maximum temperature of 2°C.
  • Which is the wettest month in San Alfonso?
    June tops the wettest month list with 211 mm of rainfall.
  • Which is the driest month in San Alfonso?
    March is the driest month with 25 mm of precipitation.
  • Which is the sunniest month in San Alfonso?
    January is the sunniest month with an average of 365 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.