Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Modesto, California, United States weather records

Record high and low temperatures for Modesto, California, United States, by month, by season, and all-time, with the dates they occurred, across 1981–2026 of daily climate history. Its hottest day on record reached 118°F on 2022-09-06; its coldest fell to 20°F on 1990-12-22.

Records by month

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.

MonthDaytime highOvernight low
January
75°F2024-01-29
41°F2011-01-02
57°F1997-01-01
23°F2007-01-13
February
78°F2026-02-28
42°F1989-02-04
56°F2026-02-28
21°F1989-02-06
March
90°F2026-03-20
43°F2006-03-10
62°F2026-03-18
30°F2009-03-10
April
95°F2007-04-28
46°F1982-04-01
63°F2009-04-21
30°F1999-04-09
May
108°F2001-05-31
55°F2023-05-02
69°F2001-05-31
38°F1983-05-09
June
113°F2021-06-18
61°F1993-06-05
72°F2017-06-22
43°F1999-06-07
July
116°F2024-07-12
73°F1987-07-17
83°F2006-07-23
48°F1999-07-04
August
115°F1998-08-04
76°F2010-08-28
79°F2020-08-16
50°F2012-08-27
September
118°F2022-09-06
67°F1989-09-18
81°F2022-09-06
45°F1982-09-30
October
108°F2024-10-03
50°F2003-10-31
75°F2024-10-03
38°F1996-10-21
November
89°F2020-11-02
45°F2019-11-30
63°F1997-11-03
24°F1994-11-19
December
75°F1986-12-03
39°F1990-12-21
55°F2005-12-22
20°F1990-12-22

Records by season

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Northern Hemisphere, each a three-month span).

SeasonDaytime highOvernight low
Winter (Dec–Feb)
78°F2026-02-28
39°F1990-12-21
57°F1997-01-01
20°F1990-12-22
Spring (Mar–May)
108°F2001-05-31
43°F2006-03-10
69°F2001-05-31
30°F2009-03-10
Summer (Jun–Aug)
116°F2024-07-12
61°F1993-06-05
83°F2006-07-23
43°F1999-06-07
Autumn (Sep–Nov)
118°F2022-09-06
45°F2019-11-30
81°F2022-09-06
24°F1994-11-19

All-time records

The most extreme value Modesto has recorded for each metric across its entire history.

High

Highest 118°F 2022-09-06
Lowest 39°F 1990-12-21

Low

Highest 83°F 2006-07-23
Lowest 20°F 1990-12-22

Feels-like

Highest 134°F 2006-07-24
Lowest 9°F 1989-02-05

Humidity

Highest 15.4 g/m³ 2017-09-05
Lowest 1.6 g/m³ 2020-10-26

Wind

Highest 36 mph 1986-02-14
Lowest 3 mph 2016-01-27

Precip

Wettest 3.03 in 2009-10-13
Driest 179-day dry spell 2024-05-05

For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.

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