Sacramento climate
Sacramento is warmest in July, with average highs of 35 °C, and coldest in January, when nights average 4.4 °C. January is the wettest month (118 mm) and July the driest (0.4 mm). Figures are 1991–2020 climate normals.
Across a full year Sacramento averages 600 mm of rain, 172 days above 25 °C and 6 days below freezing.
United States · 9 m elevation · population 524,943 · 1991–2020 normals
Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month
- Warmest month July 35 °C
- Coldest month January 4.4 °C
- Driest month July 0 mm
- Wettest month January 118 mm
- Least cloud July 12 % cloud
- Hottest on record September 46 °C
- Coldest on record January -4.1 °C
What to expectSacramento through the year
Sacramento has a clear annual cycle: average daily highs run from 14 °C in January to 35 °C in July, a swing of 16 °C in mean temperature across the year.
Counted across a normal year, 172 days a year reach 25 °C, 118 of them reach 30 °C, 6 nights drop below freezing. The warmest reading in the 1991–2020 record is 46 °C, in September.
Rain is strongly seasonal. January averages 118 mm against 0 mm in July — 315 times as much. Planning around the dry months matters more here than planning around temperature.
Month by month
| Month | Avg high | Rainfall | Cloud |
|---|---|---|---|
| January | 14.0 °C | 118 mm | 61 % |
| February | 16.1 °C | 112 mm | 57 % |
| March | 18.8 °C | 92 mm | 54 % |
| April | 22.6 °C | 43 mm | 45 % |
| May | 27.7 °C | 24 mm | 36 % |
| June | 32.7 °C | 5 mm | 21 % |
| July | 34.9 °C | under 1 mm | 12 % |
| August | 34.1 °C | 1 mm | 12 % |
| September | 32.1 °C | 3 mm | 15 % |
| October | 26.2 °C | 30 mm | 29 % |
| November | 18.3 °C | 58 mm | 48 % |
| December | 13.6 °C | 114 mm | 58 % |
Temperature month by month
| Month | Avg high | Avg low | Mean | Record high | Record low | Days above 25 °C | Days above 30 °C | Days below 0 °C |
|---|---|---|---|---|---|---|---|---|
| January | 14.0 °C | 4.4 °C | 8.4 °C | 23.3 °C | -4.1 °C | 0 | 0 | 2 |
| February | 16.1 °C | 5.6 °C | 10.1 °C | 25.0 °C | -3.2 °C | 0 | 0 | 1 |
| March | 18.8 °C | 7.2 °C | 12.3 °C | 28.8 °C | -1.5 °C | 2 | 0 | 0 |
| April | 22.6 °C | 9.1 °C | 15.1 °C | 35.5 °C | 1.3 °C | 9 | 2 | 0 |
| May | 27.7 °C | 12.3 °C | 19.3 °C | 40.8 °C | 5.0 °C | 21 | 11 | 0 |
| June | 32.7 °C | 15.2 °C | 23.1 °C | 44.6 °C | 8.1 °C | 28 | 21 | 0 |
| July | 34.9 °C | 16.4 °C | 24.7 °C | 45.5 °C | 11.4 °C | 31 | 29 | 0 |
| August | 34.1 °C | 16.2 °C | 24.2 °C | 44.0 °C | 12.3 °C | 31 | 28 | 0 |
| September | 32.1 °C | 15.2 °C | 22.7 °C | 46.2 °C | 8.3 °C | 29 | 22 | 0 |
| October | 26.2 °C | 12.0 °C | 18.2 °C | 38.8 °C | 3.5 °C | 19 | 5 | 0 |
| November | 18.3 °C | 7.5 °C | 12.1 °C | 30.0 °C | -1.6 °C | 2 | 0 | 0 |
| December | 13.6 °C | 4.6 °C | 8.4 °C | 22.2 °C | -3.7 °C | 0 | 0 | 2 |
Rain, sun and wind month by month
| Month | Rainfall | Wet days | Daylight | Cloud cover | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 118 mm | 10 | 9.8 h/day | 61 % | 80 % | 13 km/h |
| February | 112 mm | 9 | 11 h/day | 57 % | 75 % | 15 km/h |
| March | 92 mm | 9 | 12 h/day | 54 % | 71 % | 14 km/h |
| April | 43 mm | 6 | 13 h/day | 45 % | 60 % | 15 km/h |
| May | 24 mm | 3 | 14 h/day | 36 % | 52 % | 16 km/h |
| June | 5 mm | 1 | 15 h/day | 21 % | 45 % | 16 km/h |
| July | under 1 mm | 0 | 15 h/day | 12 % | 47 % | 15 km/h |
| August | 1 mm | 0 | 14 h/day | 12 % | 50 % | 14 km/h |
| September | 3 mm | 1 | 12 h/day | 15 % | 49 % | 13 km/h |
| October | 30 mm | 3 | 11 h/day | 29 % | 54 % | 13 km/h |
| November | 58 mm | 7 | 10 h/day | 48 % | 68 % | 12 km/h |
| December | 114 mm | 10 | 9.5 h/day | 58 % | 76 % | 14 km/h |
Where Sacramento ranks
| Ranking | Position | Value |
|---|---|---|
| The driest places in North America in July | 5thof 50 | 0.4 mm |
| The driest places in North America in September | 11thof 50 | 2.8 mm |
| Places with the best weather in North America in April | 19thof 50 | 94/100 |
| The warmest places in North America in July | 21stof 50 | 35 °C |
| The driest places in North America in August | 25thof 50 | 1.3 mm |
| The warmest places in North America in September | 29thof 50 | 32 °C |
Planning a trip? See the best time to visit Sacramento.
QuestionsCommon questions about Sacramento’s climate
When is the best time to visit Sacramento?
That depends on what you want, so the honest answer is a comparison rather than a single month. May, September, October sit closest to 20 °C on average, July is the warmest month and July the driest. The month-by-month table above has the full picture.
How hot does Sacramento get?
In July, the warmest month, daily highs average 35 °C. About 118 days a year pass 30 °C. The highest value in the 1991–2020 record is 46 °C.
How cold does it get in winter?
Nights average 4.4 °C in January, the coldest month. A normal year has 6 nights below freezing.
Which month is wettest in Sacramento?
January, averaging 118 mm over 10 days with rain. The driest month is July with 0 mm. The year as a whole averages 600 mm.
Are these figures a forecast?
No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Sacramento rather than what any particular week will bring. Individual years can differ substantially from the normal.
Data sources and method
- ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
- Open-Meteo — Open-Meteo.com. CC BY 4.0
- NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
- GeoNames — GeoNames.org. CC BY 4.0
- Normal period
- 1991–2020
- Dataset version
- era5-1991-2020-scores1.1
- Last processed
Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.
Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.