What is the highest temperature ever recorded in San Jose, CA?

The record high temperature in San Jose, CA is 122°F, recorded on July 2, 2024.

What is the lowest temperature ever recorded in San Jose, CA?

The record low temperature in San Jose, CA is 17°F, recorded on December 21, 1998.

Historical Weather in San Jose, CA

Name: San Jose, CA Temperature Records
Creator: NOAA

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

Part of California weather history · California temperature records

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

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Monthly Climate Averages

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

Warmest MonthAugustAvg High: 82°F / Low: 58°F

Coldest MonthDecemberAvg High: 59°F / Low: 42°F

Jan

59°/ 42°

💧 7.1"

Feb

63°/ 44°

💧 7.1"

❄️ 0.5"

Mar

66°/ 46°

💧 6.2"

Apr

70°/ 48°

💧 28.8"

May

75°/ 52°

💧 3.5"

Jun

79°/ 56°

💧 2.9"

Jul

82°/ 58°

💧 3.0"

Aug

82°/ 58°

💧 3.3"

Sep

81°/ 57°

💧 3.8"

Oct

75°/ 52°

💧 6.1"

Nov

65°/ 46°

💧 5.9"

Dec

59°/ 42°

💧 6.3"

Temperatures in Fahrenheit. Precipitation and snowfall in inches.

San Jose, CA Temperature Range by Month

Average monthly highs and lows. The shaded band shows the typical daily temperature range.

Avg high Avg low

San Jose, CA Monthly Precipitation

Average rainfall and snowfall per month, in inches.

Rain (in) Snow (in)

San Jose, CA Daily Temperature Calendar

Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.

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20°40°60°80°100°

Best Time to Visit San Jose, CA

San Jose, CA has no months that meet our "pleasant" threshold — every season has tradeoffs.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal

San Jose Temperature Records

Record High: The hottest temperature ever recorded in San Jose, CA is 122°F, set on July 2, 2024.
Record Low: The coldest temperature ever recorded in San Jose, CA is 17°F, set on December 21, 1998.
Data Coverage: Based on 29 years of data from NOAA weather station: SAN JOSE.

All-Time Record High

122°F

July 2, 2024

All-Time Record Low

17°F

December 21, 1998

Monthly Temperature Records in San Jose

Month	Record High	Record Low
January	78°F(2021)	19°F(1997)
February	81°F(1986)	24°F(1996)
March	89°F(2015)	25°F(2023)
April	95°F(1989)	26°F(2001)
May	102°F(2024)	30°F(2010)
June	113°F(2024)	34°F(1999)
July	122°F(2024)	43°F(2000)
August	110°F(2024)	42°F(2010)
September	113°F(2024)	39°F(2006)
October	116°F(2024)	34°F(2003)
November	90°F(2024)	25°F(2010)
December	80°F(2021)	17°F(1998)