Thermograph

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

Weather in Boise, Idaho, United States in July

In an average July, Boise sees a daily high around 91°F and a low around 62°F, based on 1981–2026 of local climate records.

Average high91°F
Typical high range80°F to 101°F
Average low62°F
Typical low range54°F to 70°F
Average daily precipitation0.00 in

July records

The most extreme July on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total July accumulation.

High

Highest 110°F 2002-07-12
Lowest 63°F 1982-07-01

Low

Highest 77°F 2002-07-12
Lowest 42°F 1986-07-05

Feels-like

Highest 111°F 1998-07-17
Lowest 36°F 1986-07-04

Humidity

Highest 14.4 g/m³ 2021-07-31
Lowest 3.7 g/m³ 1989-07-31

Wind

Highest 34 mph 1995-07-29
Lowest 4 mph 2026-07-10

Precip

Wettest 1.08 in 1983
Driest 0.01 in 2022

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