Mount Hamilton
California, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Mount Hamilton, CA

January, the same as December, in Mount Hamilton, California, is a frosty winter month, with average temperature ranging between min 36.9°F (2.7°C) and max 48.6°F (9.2°C).

Temperature

January is the coldest month, with an average high-temperature of 48.6°F (9.2°C) and an average low-temperature of 36.9°F (2.7°C).

Rainfall

The month with the most rainfall is January when 4.4" (112.5mm) of precipitation is typically aggregated.

Snowfall

January through April, November and December are months with snowfall. January is the month with the most snowfall in Mount Hamilton, with 5" (127mm) of accumulated snow.

Daylight

In Mount Hamilton, California, the average length of the day in January is 9.9h.

What is the coldest month in Mount Hamilton?

With an average high-temperature of 48.6°F (9.2°C) and an average low-temperature of 36.9°F (2.7°C), January is the coldest month.

What is the temperature in January in Mount Hamilton?

The average high-temperature, in January, in Mount Hamilton, California, is 48.6°F (9.2°C), while the average low-temperature is 36.9°F (2.7°C).

How much does it rain in Mount Hamilton in January?

During January, Mount Hamilton regularly aggregates up to 4.4" (112.5mm) of precipitation.

What is the wettest month in Mount Hamilton?

The month with the most rainfall is January when 4.4" (112.5mm) of precipitation is typically aggregated.

How much does it snow in Mount Hamilton in January?

In Mount Hamilton, in January, 5" (127mm) of snow is typically accumulated.

When does it snow the most in Mount Hamilton?

The month with the most snowfall in Mount Hamilton is January when 5" (127mm) of snow is typically aggregated.

What is the average length of the day in January in Mount Hamilton?

The average length of the day in January in Mount Hamilton is 9.9h.
Average temperature in January - Mount Hamilton, CA
  • Average high temperature in January: 48.5°F

The warmest month (with the highest average high temperature) is July (78.7°F).
The month with the lowest average high temperature is January (48.5°F).

  • Average low temperature in January: 36.8°F

The month with the highest average low temperature is July (63.3°F).
Coldest months (with the lowest average low temperature) are February and March (36.7°F).

Average rainfall in January - Mount Hamilton, CA
  • Average rainfall in January: 4.4"

The wettest month (with the highest rainfall) is January (4.4").
The driest month (with the lowest rainfall) is July (0").

Average snowfall in January - Mount Hamilton, CA
  • Average snowfall in January: 5"

The month with the highest snowfall is January (5").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average daylight in January - Mount Hamilton, CA
  • Average daylight in January: 9.9h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).