Roseville, CA Weather by Month and Climate Averages

Roseville, CA gets 19.2 in of precipitation a year over about 61 rainy days. July is the warmest month (average high 95°F) and December the coldest (average low 41°F).

Roseville climate at a glance

Mediterranean climate

Roseville, CA has hot summers and mild winters. Daytime highs range from about 57°F in December to 95°F in July. January is usually the wettest month. The most comfortable time to visit is typically February to April and October to November, when daytime highs sit near 70°F.

How much rain does Roseville get?

Roseville gets 19.2 in of precipitation in an average year, spread over about 61 days with measurable rain. That is fewer rainy days than 75% of the US.

January is the wettest month, with 3.9 in. July is the driest, with 0.0 in. January has the most rainy days, about 11.

The longest dry spell in the last five years lasted 111 days, to August 23, 2024.

See where Roseville ranks: rainiest cities in the US, US cities with the most rainy days, rainiest cities in California.

Roseville weather by month

Roseville weather in January

In January, Roseville averages a high of 57°F and a low of 42°F. It gets 3.9 in of precipitation over about 11 rainy days. The sun is out about 39% of daylight hours. The January record high is 79°F (2014) and the record low is 26°F (2007).

Roseville weather in February

In February, Roseville averages a high of 62°F and a low of 44°F. It gets 3.6 in of precipitation over about 10 rainy days. The sun is out about 58% of daylight hours. The February record high is 80°F (1985) and the record low is 23°F (1989). February is one of the most comfortable months to visit.

Roseville weather in March

In March, Roseville averages a high of 68°F and a low of 47°F. It gets 2.8 in of precipitation over about 9 rainy days. The sun is out about 50% of daylight hours. The March record high is 90°F (1988) and the record low is 32°F (1971). March is one of the most comfortable months to visit.

Roseville weather in April

In April, Roseville averages a high of 74°F and a low of 50°F. It gets 1.4 in of precipitation over about 5 rainy days. The sun is out about 65% of daylight hours. The April record high is 98°F (2004) and the record low is 35°F (1999). April is one of the most comfortable months to visit.

Roseville weather in May

In May, Roseville averages a high of 82°F and a low of 54°F. It gets 0.9 in of precipitation over about 4 rainy days. The sun is out about 73% of daylight hours. The May record high is 107°F (1984) and the record low is 41°F (1988).

Roseville weather in June

In June, Roseville averages a high of 89°F and a low of 59°F. It gets 0.2 in of precipitation over about 1 rainy days. The sun is out about 77% of daylight hours. The June record high is 110°F (2021) and the record low is 46°F (1988).

Roseville weather in July

In July, Roseville averages a high of 95°F and a low of 62°F. It gets 0.0 in of precipitation over about 0 rainy days. The sun is out about 91% of daylight hours. The July record high is 113°F (2024) and the record low is 50°F (1999).

Roseville weather in August

In August, Roseville averages a high of 94°F and a low of 61°F. It gets 0.0 in of precipitation over about 0 rainy days. The sun is out about 87% of daylight hours. The August record high is 112°F (2020) and the record low is 51°F (1985).

Roseville weather in September

In September, Roseville averages a high of 89°F and a low of 59°F. It gets 0.1 in of precipitation over about 1 rainy days. The sun is out about 85% of daylight hours. The September record high is 116°F (2022) and the record low is 46°F (1985).

Roseville weather in October

In October, Roseville averages a high of 79°F and a low of 53°F. It gets 0.9 in of precipitation over about 3 rainy days. The sun is out about 76% of daylight hours. The October record high is 103°F (2024) and the record low is 38°F (1984). October is one of the most comfortable months to visit.

Roseville weather in November

In November, Roseville averages a high of 66°F and a low of 46°F. It gets 1.8 in of precipitation over about 7 rainy days. The sun is out about 60% of daylight hours. The November record high is 86°F (1997) and the record low is 30°F (1985). November is one of the most comfortable months to visit.

Roseville weather in December

In December, Roseville averages a high of 57°F and a low of 41°F. It gets 3.5 in of precipitation over about 10 rainy days. The sun is out about 39% of daylight hours. The December record high is 72°F (2021) and the record low is 18°F (1990).

Sunshine, humidity and wind in Roseville

July is the sunniest month in Roseville, with sunshine about 91% of daylight hours. January is the cloudiest, at 39%. Over the year the sun shines about 67% of daylight hours. Roseville is sunnier than 94% of the US.

Humidity peaks in December at 76% and is lowest in June at 38%.

Roseville has about 87 days a year above 90°F. Roseville is hotter than 88% of the US.

See where Roseville ranks: sunniest cities in the US, cloudiest cities in the US, hottest cities in the US.

First and last freeze in Roseville

The first fall freeze in Roseville typically comes around December 14, and the last spring freeze around January 20. That leaves a frost-free growing season of about 328 days.

Roseville weather records

The hottest temperature on record at the Roseville station is 116°F, on September 6, 2022. The coldest is 18°F, on December 22, 1990.

The wettest day on record brought 5.4 in of rain, on October 24, 2021.

35 all-time records have been set at the station since 1970.

The annual mean temperature has changed by +0.3°F per decade since 1970.

The best time to visit Roseville

The most comfortable time to visit is typically February to April and October to November, when daytime highs sit near 70°F.

Winter (December–February) is mild, with average highs around 59°F and lows near 42°F.

Spring (March–May) is warm, with average highs around 75°F and lows near 50°F.

Summer (June–August) is hot, with average highs around 93°F and lows near 61°F.

Autumn (September–November) is warm, with average highs around 78°F and lows near 53°F.

Monthly climate

MonthPrecipRain daysHumiditySunshineRecord highRecord low
January3.9 in1173%39%79°26°
February3.6 in1060%58%80°23°
March2.8 in960%50%90°32°
April1.4 in550%65%98°35°
May0.86 in441%73%107°41°
June0.21 in138%77%110°46°
July0.00 in039%91%113°50°
August0.02 in040%87%112°51°
September0.15 in142%85%116°46°
October0.93 in341%76%103°38°
November1.8 in759%60%86°30°
December3.5 in1076%39%72°18°

From ERA5 reanalysis. Sunshine is estimated from cloud cover.

Roseville climate questions

How much rain does Roseville get?

Roseville gets 19.2 in of precipitation in an average year, over about 61 rainy days.

What is the wettest month in Roseville?

January is the wettest month in Roseville, with 3.9 in. July is the driest, with 0.0 in.

How many rainy days does Roseville have a year?

Roseville has about 61 days with measurable rain in an average year. January has the most, about 11.

What is the hottest month in Roseville?

July is the warmest month in Roseville, with an average high of 95°F.

What is the coldest month in Roseville?

December is the coldest month in Roseville, with an average low of 41°F.

What is the record high temperature in Roseville?

The record high at the Roseville station is 116°F, set on September 6, 2022. The record low is 18°F, on December 22, 1990.

What is the sunniest month in Roseville?

July is the sunniest month in Roseville, with sunshine about 91% of daylight hours. January is the cloudiest.

When is the first frost in Roseville?

The first fall freeze in Roseville typically comes around December 14. The last spring freeze is around January 20.

What is the best time to visit Roseville?

The most comfortable time to visit is typically February to April and October to November, when daytime highs sit near 70°F.

Source: NOAA GHCN-Daily station SACRAMENTO 5 ESE (25 km away).

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Normals from NOAA GHCN-Daily station SACRAMENTO 5 ESE.