San Ramón Weather in October

What's the weather like in San Ramón (Junín) in October 2025?

The climate in San Ramón during October can be summarized as warm, humid and wet.

October is in the spring in San Ramón and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 15°C (59°F) is normal.

San Ramón weather averages (imperial / metric)
Daytime temperature 26.6°C 79.8°F
Nightly temperature 14.9°C 58.7°F
Average temperature 20.7°C 69.3°F
Daily sunshine 5.5 hrs
Avg rainfall 174 mm 6.9 ins
Rainy days 10 days
Sea temperature 18.1°C 64.6°F
Humidity 75%
Windspeed 9kph 6 mph

On average October is the 6th wettest month of the year in San Ramón with around 174mm 6.9 inches of rain making it a wet time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.5 hours of sunshine per day.

October temperatures in San Ramón

San Ramón average temperature in October

October rainfall

San Ramón average rain in October

October hourly sunshine

San Ramón average rain in October

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in San Ramón in October 2025.

Other monthly averages

Best places to visit in October

UV index Best time to go?

San Ramón weather stats

San Ramón weather statistics
Hottest month: February 27.1°C 80.8°F
Driest month: August 64mm 2.5ins
Sunniest month: May 6hrs
Coldest month: July 25.3°C 77.5°F
Wettest month: January 249mm 9.8ins
Map showing location of San Ramón (-11.12139, -75.35306) San Ramón map pin © Google

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