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

Monthly weather forecast and climate
Rocklin, CA

January in Rocklin, California, is a moderate winter month, with temperature in the range of an average low of 40.8°F (4.9°C) and an average high of 55.9°F (13.3°C). In January, the average high-temperature is relatively the same as in December - a moderate 55.9°F (13.3°C). Weather in January »

The last month of the winter, February, is another mild month in Rocklin, California, with average temperature ranging between max 58.3°F (14.6°C) and min 41.4°F (5.2°C). In February, the average high-temperature is practically the same as in January - a still mild 58.3°F (14.6°C). Weather in February »

The first month of the spring, March, is an enjoyable month in Rocklin, California, with average temperature ranging between max 61.7°F (16.5°C) and min 43.3°F (6.3°C). In March, the average high-temperature is almost the same as in February - an enjoyable 61.7°F (16.5°C). Weather in March »

April in Rocklin, California, is an agreeable spring month, with average temperature ranging between max 68.5°F (20.3°C) and min 46.2°F (7.9°C). In Rocklin, the average high-temperature in April slightly increases, from an enjoyable 61.7°F (16.5°C) in March, to a pleasant 68.5°F (20.3°C). Weather in April »

The last month of the spring, May, is a moderately hot month in Rocklin, California, with temperature in the range of an average high of 76.8°F (24.9°C) and an average low of 51.8°F (11°C). In Rocklin, the average high-temperature slightly increases, from an agreeable 68.5°F (20.3°C) in April, to a moderately hot 76.8°F (24.9°C). Weather in May »

June, the first month of the summer, in Rocklin, is a tropical month, with average temperature fluctuating between 57.7°F (14.3°C) and 87.4°F (30.8°C). In June, the average high-temperature increases, from a warm 76.8°F (24.9°C) in May, to a tropical 87.4°F (30.8°C). Weather in June »

July, like June, is another hot summer month in Rocklin, California, with temperature in the range of an average high of 94.1°F (34.5°C) and an average low of 60.4°F (15.8°C). July is the warmest month, with an average high-temperature of 94.1°F (34.5°C) and an average low-temperature of 60.4°F (15.8°C). In July, the average heat index is estimated at a torrid 97.9°F (36.6°C). Weather in July »

August, the last month of the summer, in Rocklin, is also a hot month, with temperature in the range of an average high of 92.8°F (33.8°C) and an average low of 60.3°F (15.7°C). In Rocklin, California, the average high-temperature in August is almost the same as in July - a still tropical 92.8°F (33.8°C). Weather in August »

The first month of the autumn, September, is also a hot month in Rocklin, California, with average temperature varying between 87.8°F (31°C) and 58.8°F (14.9°C). In Rocklin, the average high-temperature is practically the same as in August - a still tropical 87.8°F (31°C). Weather in September »

October, like September, in Rocklin, California, is another warm autumn month, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 53.1°F (11.7°C). In Rocklin, the average high-temperature drops, from a tropical 87.8°F (31°C) in September, to a warm 75.7°F (24.3°C). Weather in October »

November, the last month of the autumn, in Rocklin, is another comfortable month, with temperature in the range of an average low of 45.5°F (7.5°C) and an average high of 62.6°F (17°C). In November, the average high-temperature drops, from a moderately hot 75.7°F (24.3°C) in October, to a comfortable 62.6°F (17°C). Weather in November »

December, the first month of the winter, in Rocklin, is also a fresh month, with average temperature varying between 40.5°F (4.7°C) and 54.1°F (12.3°C). With an average high-temperature of 54.1°F (12.3°C) and an average low-temperature of 40.5°F (4.7°C), December is the coldest month. Weather in December »

How many days does it rain in Rocklin?

Throughout the year, there are 78.4 rainfall days, and 19.09" (485mm) of precipitation is accumulated.

How many days does it snow in Rocklin?

In Rocklin, during the entire year, snow falls for 0.2 days.

When it does not snow in Rocklin?

In Rocklin snow does not fall in January through November.

What is the month with the lowest UV index in Rocklin?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index.

What is the most humid month in Rocklin?

With an average relative humidity of 74%, March is the most humid month.

What is the rainiest month in Rocklin?

The month with the most rainfall in Rocklin is March when the rain falls for 14.1 days and typically aggregates up to 3.58" (91mm) of precipitation.

When are the longest days in Rocklin?

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

What is the month with the highest UV index in Rocklin?

Months with the highest UV index are June and July, with an average maximum UV index of 7.

What is the warmest month in Rocklin?

July is the warmest month in Rocklin, California, with an average high-temperature of 94.1°F (34.5°C) and an average low-temperature of 60.4°F (15.8°C).

What is the least humid month in Rocklin?

The least humid month in Rocklin, California, is July, with an average relative humidity of 41%.

What is the driest month in Rocklin?

July and August are months with the least rain when the rain falls for 1.1 days and typically aggregates up to 0.04" (1mm) of rain.

What month has the most sunshine in Rocklin?

July has the most sunshine of the year, with an average of 12.1h of sunshine.

What is the coldest month in Rocklin?

With an average high-temperature of 54.1°F (12.3°C) and an average low-temperature of 40.5°F (4.7°C), December is the coldest month in Rocklin.

When does it snow in Rocklin?

December is the only month when snow falls.

What is the snowiest month in Rocklin?

December has the most snowfall days of the year in Rocklin. Snow falls for 0.2 days.

What is the month with the shortest days in Rocklin?

With an average of 9.5h of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Rocklin?

December has the least sunshine of the year in Rocklin, California, with an average of 5.8h of sunshine.
Average temperature - Rocklin, CA
Average rainfall - Rocklin, CA

The wettest month (with the highest rainfall) is March (3.58").
Driest months (with the lowest rainfall) are July and August (0.04").

Average rainfall days - Rocklin, CA

The month with the highest number of rainy days is March (14.1 days).
The month with the lowest number of rainy days is July (1.1 days).

Average snowfall days - Rocklin, CA

The month with the highest number of snowfall days is December (0.2 days).
Months with the lowest number of snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight / Average sunshine - Rocklin, CA
Average UV index - Rocklin, CA