| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 14.1° | 5.5° | 98.6mm | 11.1 | 59 |
| February | 16.9° | 6.5° | 84mm | 9 | 72 |
| March | 20° | 8.1° | 68.1mm | 9.1 | 82 |
| April | 23.3° | 9.7° | 36.3mm | 5.3 | 89 |
| May | 27.7° | 12.4° | 20mm | 3.5 | 90 |
| June | 32.1° | 15.2° | 3.9mm | 1.1 | 77 |
| July | 35.2° | 16.7° | 0mm | 0.1 | 67 |
| August | 34.6° | 16.5° | 0.5mm | 0.3 | 69 |
| September | 32° | 15.2° | 4.3mm | 0.9 | 78 |
| October | 26.2° | 11.7° | 27mm | 3.1 | 94 |
| November | 18.8° | 7.6° | 44.1mm | 7 | 82 |
| December | 14° | 5.2° | 97.2mm | 10.6 | 60 |
January in Sacramento averages a daily high of 14.1°C with nights around 5.5°C. Expect roughly 11.1 wet days totalling 98.6mm. Generally workable, with some weather to plan around.
February in Sacramento averages a daily high of 16.9°C with nights around 6.5°C. Expect roughly 9 wet days totalling 84mm. Generally workable, with some weather to plan around.
March in Sacramento averages a daily high of 20°C with nights around 8.1°C. Expect roughly 9.1 wet days totalling 68.1mm. Comfortable conditions for being outdoors all day.
April in Sacramento averages a daily high of 23.3°C with nights around 9.7°C. Expect roughly 5.3 wet days totalling 36.3mm. Comfortable conditions for being outdoors all day.
May in Sacramento averages a daily high of 27.7°C with nights around 12.4°C. Expect roughly 3.5 wet days totalling 20mm. Comfortable conditions for being outdoors all day.
June in Sacramento averages a daily high of 32.1°C with nights around 15.2°C. Rain is rare — about 1.1 wet days and 3.9mm across the month. Comfortable conditions for being outdoors all day.
July in Sacramento averages a daily high of 35.2°C with nights around 16.7°C. Rain is rare — about 0.1 wet days and 0mm across the month. Generally workable, with some weather to plan around.
August in Sacramento averages a daily high of 34.6°C with nights around 16.5°C. Rain is rare — about 0.3 wet days and 0.5mm across the month. Generally workable, with some weather to plan around.
September in Sacramento averages a daily high of 32°C with nights around 15.2°C. Rain is rare — about 0.9 wet days and 4.3mm across the month. Comfortable conditions for being outdoors all day.
October in Sacramento averages a daily high of 26.2°C with nights around 11.7°C. Expect roughly 3.1 wet days totalling 27mm. Comfortable conditions for being outdoors all day.
November in Sacramento averages a daily high of 18.8°C with nights around 7.6°C. Expect roughly 7 wet days totalling 44.1mm. Comfortable conditions for being outdoors all day.
December in Sacramento averages a daily high of 14°C with nights around 5.2°C. Expect roughly 10.6 wet days totalling 97.2mm. Generally workable, with some weather to plan around.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Sacramento peaks at 94.
Based on 30 years of records, April–May scores highest for comfort in Sacramento, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 35.2°C.
January is the wettest, averaging 98.6mm of rain across roughly 11.1 wet days.
December is the coolest month, with average daily highs around 14°C.