Sacramento, CA Climate & Monthly Averages
The climate of Sacramento
The number that shapes daily life in Sacramento is not the seasonal one but the daily one: afternoons run about 14°C warmer than the nights that follow them, every month of the year. July pairs highs of 97°F (36°C) with lows of 62°F (17°C); December pairs 56°F (13°C) with 40°F (4°C).
Climate quick facts
- Hottest month: July - highs near 97°F (36°C)
- Coldest month: December - highs near 56°F (13°C)
- Decade extremes (2015-2024): 117°F (47°C) high · 27°F (-3°C) low
- Wettest month: January (10 rainy days) · Sunniest: July (13.9 h sun/day)
- Climate type: Mediterranean
- Annual swing: 17°C between the average warmest and coolest month · day to night: 14°C
- Months averaging 30°C or hotter: 4
- Average humidity: 61%
Temperatures through the year
July is the warm end of the year, averaging 97°F (36°C) by day and 62°F (17°C) overnight. December sits at the other end of the year: 56°F (13°C) by day, 40°F (4°C) at night. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 117°F (47°C) and the lowest daily minimum 27°F (-3°C). Three of the twelve months pair mild highs with fewer than twelve wet days; the longest unbroken run is March through April.
Rain, sun and snow
Relative humidity averages 61% across the year, drier than about 84% of the cities we track. July is the brightest month at 13.9 hours of sun a day, against an annual average of 10.4 - sunnier than roughly 78% of the cities we track.
How Sacramento compares
- Afternoons run 14°C above the following night - a bigger day-to-night gap than any other city in our 3496-city dataset.
- Rain or snow reaches the ground on 58 days a year - fewer wet days than all but 11% of the 3496 cities we track.
Ranked against every city in our dataset, each measured on the same ten-year window.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 57° | 40° | 10 | 5.0 in | 6.2 h/day | 83% |
| February | 61° | 41° | 7 | 4.0 in | 8.6 h/day | 73% |
| March | 65° | 44° | 10 | 4.0 in | 9.2 h/day | 71% |
| April | 73° | 49° | 5 | 1.5 in | 11.2 h/day | 61% |
| May | 82° | 54° | 4 | 0.8 in | 13.0 h/day | 52% |
| June | 92° | 60° | 1 | 0.2 in | 13.6 h/day | 45% |
| July | 97° | 62° | 0 | 0.0 in | 13.9 h/day | 45% |
| August | 96° | 62° | 0 | 0.1 in | 13.1 h/day | 49% |
| September | 90° | 60° | 1 | 0.4 in | 11.6 h/day | 49% |
| October | 80° | 54° | 3 | 1.4 in | 9.9 h/day | 52% |
| November | 64° | 44° | 6 | 2.6 in | 8.1 h/day | 70% |
| December | 56° | 40° | 11 | 4.9 in | 6.2 h/day | 81% |
Sacramento month by month
Sacramento weather in January
January brings highs around 57°F (14°C), lows near 40°F (5°C), about 10 wet days - typically the wettest month of the year in Sacramento.
Sacramento weather in February
February brings highs around 61°F (16°C), lows near 41°F (5°C), about 7 wet days.
Sacramento weather in March
March brings highs around 65°F (18°C), lows near 44°F (7°C), about 10 wet days.
Sacramento weather in April
April brings highs around 73°F (23°C), lows near 49°F (9°C), about 5 wet days.
Sacramento weather in May
May brings highs around 82°F (28°C), lows near 54°F (12°C), about 4 wet days.
Sacramento weather in June
June brings highs around 92°F (34°C), lows near 60°F (16°C), about 1 wet days.
Sacramento weather in July
July brings highs around 97°F (36°C), lows near 62°F (17°C), about 0 wet days - typically the hottest month and the driest month and the sunniest month of the year in Sacramento.
Sacramento weather in August
August brings highs around 96°F (35°C), lows near 62°F (17°C), about 0 wet days.
Sacramento weather in September
September brings highs around 90°F (32°C), lows near 60°F (16°C), about 1 wet days.
Sacramento weather in October
October brings highs around 80°F (27°C), lows near 54°F (12°C), about 3 wet days.
Sacramento weather in November
November brings highs around 64°F (18°C), lows near 44°F (6°C), about 6 wet days.
Sacramento weather in December
December brings highs around 56°F (13°C), lows near 40°F (4°C), about 11 wet days - typically the coldest month of the year in Sacramento.
Seasons in Sacramento
Spring (March through May)
Through spring, Sacramento brings comfortable warmth: 73°F (23°C) by day, 49°F (10°C) after dark, and expect showers on roughly 18 days across the season. Daylight is generous - around 11.1 hours of sun a day.
Summer (June through August)
Summer in Sacramento is punishingly hot, with daytime highs averaging 95°F (35°C) and nights around 62°F (16°C); precipitation is sparse, near 7 mm (0.3 in) for the season. Daylight is generous - around 13.5 hours of sun a day.
Fall (September through November)
Through fall, Sacramento is mild and warm: 78°F (26°C) by day, 52°F (11°C) after dark, and rain comes on about 10 days over the three months.
Winter (December through February)
Through winter, Sacramento is crisp but comfortable: 58°F (14°C) by day, 40°F (5°C) after dark, and expect showers on roughly 28 days across the season.
Climate questions, answered
Is Sacramento hot in summer?
What should I wear in Sacramento?
What is the average temperature in Sacramento?
How many rainy days does Sacramento get in a year?
How many hot months does Sacramento have?
Best time to visit Sacramento
April to May and October to November is the sweet spot for Sacramento - the dry season is running but the afternoons are still bearable. Expect 72°F (22°C) in the afternoon and around 5 days of rain in a typical month of it. For the same question asked the other way round, see where else is warm in April.
Pack for Sacramento with lightweight, breathable clothing and serious sun protection, a warm jacket and layers for the cooler season, rain gear if you travel around January and a mid-layer for the evenings, which fall away fast after sunset. Note the gap between afternoon and night: July pairs 97°F (36°C) with 62°F (17°C).
Sacramento temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.