Thermograph

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

Weather in San Jose in August

In an average August, San Jose sees a daily high around 79°F and a low around 57°F, based on 1980–2026 of local climate records.

Average high79°F
Typical high range72°F to 88°F
Average low57°F
Typical low range53°F to 61°F
Average daily precipitation0.00 in

August records

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

High

Highest 102°F 2020-08-15
Lowest 65°F 1980-08-14

Low

Highest 74°F 1998-08-04
Lowest 48°F 2002-08-06

Feels-like

Highest 118°F 2020-08-15
Lowest 43°F 2002-08-06

Humidity

Highest 16.4 g/m³ 2019-08-22
Lowest 8.0 g/m³ 2002-08-08

Wind

Highest 12 mph 1983-08-31
Lowest 4 mph 1991-08-13

Gust

Highest 33 mph 1999-08-30
Lowest 14 mph 2012-08-12

Precip

Wettest 0.77 in 1997
Driest 0.00 in 1995

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