San Bernardino
California, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
San Bernardino, CA

Scenic settlement spot on the foot of the iconic San Bernardino Mountains in California, with a view of the snow peaks of the San Gorgiono mountains
Scenic settlement spot on the foot of the iconic San Bernardino Mountains in California, with a view of the snow peaks of the San Gorgiono mountains
January in San Bernardino, California, is a pleasant winter month, with average temperature ranging between max 68.4°F (20.2°C) and min 42.1°F (5.6°C).

Temperature

In San Bernardino, the average high-temperature is almost the same as in December - a pleasant 68.4°F (20.2°C). The average low-temperature, in San Bernardino, is 42.1°F (5.6°C).

Rainfall

In January, in San Bernardino, the rain falls for 6 days. Throughout January, 3.1" (80mm) of precipitation is accumulated. In San Bernardino, during the entire year, the rain falls for 38.3 days and collects up to 16" (406.8mm) of precipitation.

Daylight

In San Bernardino, California, the average length of the day in January is 10.2h.

What is the temperature in January in San Bernardino?

In San Bernardino, California, in January, the average high-temperature is 68.4°F (20.2°C), and the average low-temperature is 42.1°F (5.6°C).

How much does it rain in San Bernardino in January?

In San Bernardino, in January, during 6 rainfall days, 3.1" (80mm) of precipitation is typically accumulated.

How many hours of daylight does San Bernardino have in January?

In San Bernardino, the average length of the day in January is 10.2h.
Average temperature in January - San Bernardino, CA
  • Average high temperature in January: 68.4°F

The warmest month (with the highest average high temperature) is August (97.3°F).
The month with the lowest average high temperature is December (67.1°F).

  • Average low temperature in January: 42.1°F

The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is December (41.1°F).

Average rainfall in January - San Bernardino, CA
  • Average rainfall in January: 3.2"

The wettest month (with the highest rainfall) is February (4.1").
The driest month (with the lowest rainfall) is July (0").

Average rainfall days in January - San Bernardino, CA
  • Average rainfall days in January: 6 days

The month with the highest number of rainy days is February (7.2 days).
Months with the lowest number of rainy days are July and August (0.5 days).

Average daylight in January - San Bernardino, CA
  • Average daylight in January: 10.2h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).