Folsom Weather in January

January in Folsom brings moderate temperatures around 14°C (57°F) during the day, dropping to 3°C (37°F) at night, with quite a bit of rainfall expected, averaging around 70 mm (2.8 in) for the month.

Rainfall in Folsom in January

Historically, January sees about 9 days of rain, with a monthly average of 70 mm (2.8 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Folsom in January

In January, Folsom gets moderate temperatures, with highs of 14°C (57°F). Nights cool to around 3°C (37°F). January is a notable month of the winter season. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 3°C (37°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Folsom in January

The city usually sees around 145 hours of sunlight, indicating a moderately sunny period.

If you prefer dry days with pleasant temperatures, April, May and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.