Historical Weather in Vacaville, CA

See 55+ years of weather history for any date in Vacaville going back to 1970.

Part of California weather history

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Searching weather history for Vacaville, CA

Today in Vacaville Weather HistorySee records, averages, and 55+ years of data for today's date

Monthly Climate Averages

Historical temperature and precipitation averages for Vacaville, CA, based on 55+ years of weather data.

Warmest MonthJulyAvg High: 95°F / Low: 59°F
Coldest MonthDecemberAvg High: 56°F / Low: 38°F
Jan
57°/ 38°
💧 11.5"
❄️ 2.0"
Feb
62°/ 40°
💧 12.7"
❄️ 0.8"
Mar
67°/ 43°
💧 9.5"
Apr
73°/ 46°
💧 6.3"
May
81°/ 51°
💧 5.7"
Jun
89°/ 56°
💧 3.5"
Jul
95°/ 59°
💧 9.5"
Aug
94°/ 58°
💧 3.9"
Sep
90°/ 55°
💧 4.8"
Oct
79°/ 50°
💧 8.3"
Nov
65°/ 43°
💧 10.1"
Dec
56°/ 38°
💧 11.8"
❄️ 0.7"

Temperatures in Fahrenheit. Precipitation and snowfall in inches.

Vacaville Temperature Records

  • Record High: The hottest temperature ever recorded in Vacaville, CA is 117°F, set on July 12, 2021.
  • Record Low: The coldest temperature ever recorded in Vacaville, CA is 12°F, set on December 22, 1990.
  • Data Coverage: Based on 29 years of data from NOAA weather station: VACAVILLE/NUT TREE AP ASOS.

All-Time Record High

117°F
July 12, 2021

All-Time Record Low

12°F
December 22, 1990

Monthly Temperature Records in Vacaville

MonthRecord HighRecord Low
January78°F(2021)18°F(1979)
February85°F(2016)20°F(1989)
March92°F(1988)24°F(1995)
April99°F(2015)26°F(2010)
May111°F(1984)32°F(1994)
June112°F(2009)32°F(2011)
July117°F(2021)38°F(1982)
August113°F(2020)35°F(1986)
September116°F(2022)38°F(2009)
October106°F(2001)32°F(2011)
November89°F(2018)21°F(1985)
December78°F(1977)12°F(1990)
California State RecordsSee all-time records for the entire state
Vacaville Snow RecordsSee the top 10 snowiest days ever recorded