Thermograph

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

Weather in Modesto in September

In an average September, Modesto sees a daily high around 87°F and a low around 60°F, based on 1980–2026 of local climate records.

Average high87°F
Typical high range80°F to 95°F
Average low60°F
Typical low range55°F to 65°F
Average daily precipitation0.00 in

September records

The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.

High

Highest 110°F 2022-09-06
Lowest 69°F 1985-09-09

Low

Highest 76°F 2022-09-08
Lowest 48°F 2004-09-20

Feels-like

Highest 128°F 2022-09-07
Lowest 43°F 2004-09-20

Humidity

Highest 18.8 g/m³ 1998-09-05
Lowest 4.5 g/m³ 1984-09-25

Wind

Highest 19 mph 2022-09-18
Lowest 4 mph 1998-09-27

Gust

Highest 37 mph 2022-09-18
Lowest 9 mph 1988-09-30

Precip

Wettest 3.18 in 1982
Driest 0.00 in 1987

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