Monthly weather forecast and climate
Rocklin, CA

January is the coldest month, with an average high-temperature of 53.1°F (11.7°C) and an average low-temperature of 39°F (3.9°C). The month with the most rainfall is January when 4" (101.1mm) of precipitation is typically aggregated.
Weather in January »
In Rocklin, in February, the average high-temperature is 60.1°F (15.6°C), and the average low-temperature is 42.1°F (5.6°C). In Rocklin, 3.5" (87.9mm) of precipitation is typically accumulated.
Weather in February »
The average high-temperature, in March, is 64°F (17.8°C), while the average low-temperature is 44.1°F (6.7°C). Throughout March, in Rocklin, 3.1" (78mm) of precipitation is accumulated.
Weather in March »
The average high-temperature, is 71.1°F (21.7°C), while the average low-temperature is 48°F (8.9°C). In Rocklin, 1.6" (40.1mm) of precipitation is typically accumulated.
Weather in April »
The average high-temperature, is 80.1°F (26.7°C), while the average low-temperature is 53.1°F (11.7°C). During May, Rocklin regularly aggregates up to 0.6" (14.7mm) of precipitation.
Weather in May »
The average high-temperature, in Rocklin, California, is 88°F (31.1°C), while the average low-temperature is 57.9°F (14.4°C). During June, Rocklin regularly aggregates up to 0.1" (3mm) of precipitation.
Weather in June »
With an average high-temperature of 93.9°F (34.4°C) and an average low-temperature of 61°F (16.1°C), July is the warmest month. The month with the least rainfall is July when 0" (1mm) of precipitation is typically aggregated.
Weather in July »
The average high-temperature, in August, is 91.9°F (33.3°C), while the average low-temperature is 61°F (16.1°C). During August, Rocklin regularly aggregates up to 0.1" (1.5mm) of precipitation.
Weather in August »
In September, in Rocklin, the average high-temperature is 87.1°F (30.6°C), and the average low-temperature is 57.9°F (14.4°C). Throughout September, 0.4" (8.9mm) of precipitation is accumulated.
Weather in September »
The average high-temperature, in October, is 77°F (25°C), while the average low-temperature is 52°F (11.1°C). During October, Rocklin regularly aggregates up to 1.1" (27.4mm) of precipitation.
Weather in October »
In Rocklin, California, in November, the average high-temperature is 63°F (17.2°C), and the average low-temperature is 44.1°F (6.7°C). Throughout November, 2.8" (71.1mm) of precipitation is accumulated.
Weather in November »
In Rocklin, in December, the average high-temperature is 54°F (12.2°C), and the average low-temperature is 39°F (3.9°C). In Rocklin, 3.3" (84.6mm) of precipitation is typically accumulated.
Weather in December »

What is the coldest month in Rocklin?

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

How much does it rain in Rocklin?

During the entire year, Rocklin aggregates up to 20.4" (519.3mm) of precipitation.

What is the wettest month in Rocklin?

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

When are the longest days in Rocklin?

The month with the longest days is June, with an average of 14.9h of daylight.

What is the warmest month in Rocklin?

July is the warmest month in Rocklin, California, with an average high-temperature of 93.9°F (34.4°C) and an average low-temperature of 61°F (16.1°C).

What is the driest month in Rocklin?

The month with the least rainfall in Rocklin, California, is July when 0" (1mm) of precipitation is typically aggregated.

What is the month with the shortest days in Rocklin?

December has the shortest days of the year, with an average of 9.5h of daylight.
Average rainfall - Rocklin, CA
Average daylight - Rocklin, CA

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

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