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 | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 57° | 40° | 10 | 5.0 in | 6.2 h/day | 9.7 h | 34% | 83% |
| February | 61° | 41° | 7 | 4.0 in | 8.6 h/day | 10.7 h | 25% | 73% |
| March | 65° | 44° | 10 | 4.0 in | 9.2 h/day | 11.8 h | 32% | 71% |
| April | 73° | 49° | 5 | 1.5 in | 11.2 h/day | 13.2 h | 16% | 61% |
| May | 82° | 54° | 4 | 0.8 in | 13.0 h/day | 14.3 h | 11% | 52% |
| June | 92° | 60° | 1 | 0.2 in | 13.6 h/day | 14.8 h | 2% | 45% |
| July | 97° | 62° | 0 | 0.0 in | 13.9 h/day | 14.6 h | 0% | 45% |
| August | 96° | 62° | 0 | 0.1 in | 13.1 h/day | 13.7 h | 1% | 49% |
| September | 90° | 60° | 1 | 0.4 in | 11.6 h/day | 12.4 h | 4% | 49% |
| October | 80° | 54° | 3 | 1.4 in | 9.9 h/day | 11.1 h | 10% | 52% |
| November | 64° | 44° | 6 | 2.6 in | 8.1 h/day | 10.0 h | 20% | 70% |
| December | 56° | 40° | 11 | 4.9 in | 6.2 h/day | 9.5 h | 35% | 81% |
Sacramento month by month
Average high and low for each month, with the bar showing where it sits in Sacramento's year (left is the coldest night, right is the warmest afternoon).
January
- Rain
- 10 days
- Sunshine
- 6.2 h
- Daylight
- 9.7 h
February
- Rain
- 7 days
- Sunshine
- 8.6 h
- Daylight
- 10.7 h
March
- Rain
- 10 days
- Sunshine
- 9.2 h
- Daylight
- 11.8 h
April
- Rain
- 5 days
- Sunshine
- 11.2 h
- Daylight
- 13.2 h
May
- Rain
- 4 days
- Sunshine
- 13.0 h
- Daylight
- 14.3 h
June
- Rain
- 1 day
- Sunshine
- 13.6 h
- Daylight
- 14.8 h
July
- Rain
- 0 days
- Sunshine
- 13.9 h
- Daylight
- 14.6 h
August
- Rain
- 0 days
- Sunshine
- 13.1 h
- Daylight
- 13.7 h
September
- Rain
- 1 day
- Sunshine
- 11.6 h
- Daylight
- 12.4 h
October
- Rain
- 3 days
- Sunshine
- 9.9 h
- Daylight
- 11.1 h
November
- Rain
- 6 days
- Sunshine
- 8.1 h
- Daylight
- 10.0 h
December
- Rain
- 11 days
- Sunshine
- 6.2 h
- Daylight
- 9.5 h
Warmer places to go, by month: January · February · March · April · May · June · July · August · September · October · November · December
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. Need the precipitation in other units? The mm-to-inches rainfall converter handles it.