Modesto Weather Records

Modesto, California weather averages and records from 1906–2024 based on data made available by the NOAA.

All-Time Recorded High

The highest temperature ever recorded in Modesto, California was 113 °F which occurred on July 24, 2006.

Highest Temperatures: All-Time By Year

All-Time Recorded Low

The lowest temperature ever recorded in Modesto, California was 18 °F which occurred on January 11, 1949.

Lowest Temperatures: All-Time By Year

Modesto Weather by Month

Averages based on the years 1991–2020

Month	Average (°F)		Record (°F)		Average (inches)
Month	High ☀️	Low 🌙	High ☀️	Low 🌙	Precipitation 💧
January	56.1	39.7	75	18	2.6
February	62.3	42.5	80	24	2.2
March	68.2	46.1	89	27	1.8
April	73.9	49.3	100	30	1.0
May	82.1	54.6	107	32	0.7
June	89.8	59.9	112	39	0.2
July	95.0	63.6	113	46	0.0
August	93.5	62.8	111	46	0.0
September	89.1	59.4	112	40	0.1
October	78.8	52.2	101	29	0.5
November	65.7	44.2	88	25	1.1
December	56.3	39.1	75	18	2.2
Entire year	75.9	51.1	113	18	12.3

More Modesto Weather Records 1906–2024
Highest daily low	84 °F	July 22, 2006
Lowest daily high	31 °F	December 11, 1932
Greatest daily range (Difference of high and low)	54 °F	June 2, 1960
Greatest difference in daily high over two conscutive days	30 °F	Sep 15–16, 1989
Most daily precipitation	2.7 inches	March 4, 1978
Most monthly precipitation	8.8 inches	February 1998
Most yearly precipitation	27.4 inches	1983
Most yearly days with precipitation	86	1998
Earliest freeze	October 20	1949
Earliest day ≥ 90 °F	April 4	1960
Earliest day ≥ 100 °F	April 30	1981
Latest freeze	April 9	1929
Latest day ≥ 90 °F	October 25	1965
Latest day ≥ 100 °F	October 10	1991
Most days in a year < 32 °F	58	1949
Most days in a year ≥ 80 °F	183	2015
Most days in a year ≥ 90 °F	115	2020
Most days in a year ≥ 100 °F	36	2017
Most days in a year ≥ 110 °F	4	2006

Modesto Weather Streaks Most consecutive days...
With precipitation	16 days	Jan 6–21, 1993
Without precipitation	175 days	Mar 24 – Sep 14, 1910
High temperature ≥ 80 °F	136 days	May 17 – Sep 29, 1984
High temperature ≥ 90 °F	68 days	Jun 21 – Aug 27, 1967
High temperature ≥ 100 °F	12 days	Jul 16–27, 2006
High temperature ≥ 110 °F	4 days	Jul 22–25, 2006

Plant Hardiness Zone

Modesto is in plant hardiness zone 9B

based on average yearly minimum temperature from 1991–2020

Modesto Weather by Year

More Modesto Weather

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Weather Station Details

Years	Station	Coordinates
1906–2024	Modesto City-County Airport	location