Rocklin
California, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Rocklin, CA

January, the same as December, is a cool winter month in Rocklin, California, with temperature in the range of an average low of 39°F (3.9°C) and an average high of 53.1°F (11.7°C).

Temperature

With an average high-temperature of 53.1°F (11.7°C) and an average low-temperature of 39°F (3.9°C), January is the coldest month.

Rainfall

The month with the most rainfall in Rocklin is January when 4" (101.1mm) of precipitation is typically aggregated.

Daylight

In January, the average length of the day in Rocklin is 9.8h.

What is the coldest month in Rocklin?

With an average high-temperature of 53.1°F (11.7°C) and an average low-temperature of 39°F (3.9°C), January is the coldest month.

What is the temperature in January in Rocklin?

In January, in Rocklin, California, the average high-temperature is 53.1°F (11.7°C), and the average low-temperature is 39°F (3.9°C).

How much does it rain in Rocklin in January?

Throughout January, in Rocklin, 4" (101.1mm) of precipitation is accumulated.

What is the rainiest month in Rocklin?

January is the month with the most rainfall in Rocklin, California, with 4" (101.1mm) of accumulated precipitation.

How many hours of daylight does Rocklin have in January?

The average length of the day in January is 9.8h.
Average temperature in January - Rocklin, CA
  • Average high temperature in January: 53°F

The warmest month (with the highest average high temperature) is July (94°F).
The month with the lowest average high temperature is January (53°F).

  • Average low temperature in January: 39°F

Months with the highest average low temperature are July and August (61°F).
Coldest months (with the lowest average low temperature) are January and December (39°F).

Average rainfall in January - Rocklin, CA
  • Average rainfall in January: 4"

The wettest month (with the highest rainfall) is January (4").
The driest month (with the lowest rainfall) is July (0").

Average daylight in January - Rocklin, CA
  • Average daylight in January: 9.8h

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.5h).