San Ramón Weather in January

San Ramón in January averages 20°C (68°F) during the day and 12°C (54°F) at night. January is part of the rainy season, so frequent rainfall is typical.

Rainfall in San Ramón in January

San Ramón is in the rainy season in January, with rain on around 15 days and an average of 455 mm (18 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.

Temperature in San Ramón in January

Daytime temperatures in San Ramón reach 20°C (68°F) in January, dropping to 12°C (54°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. On average, it is the month with the highest temperature of the year.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit San Ramón. Our weather planner can help you explore destinations with more pleasant weather conditions.