Best time to visit San Joaquin, CA

A month-by-month travel weather guide based on NOAA 30-year climate normals.

The most comfortable travel window in San Joaquin runs from February through May — 4 months of pleasant temperatures and modest rainfall.

January Cool
High
58.6°F
Low
37.7°F
Precip
in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 9h 46m

February Good
High
64.7°F
Low
40.2°F
Precip
in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 10h 39m

March Good
High
71.2°F
Low
43.6°F
Precip
in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 11h 46m

April Good
High
77.0°F
Low
47.0°F
Precip
in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 12h 57m

May Good
High
85.9°F
Low
53.8°F
Precip
in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 13h 57m

June Hot
High
94.2°F
Low
57.7°F
Precip
in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 14h 28m

July Hot
High
99.2°F
Low
62.9°F
Precip
in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 14h 16m

August Hot
High
97.8°F
Low
62.0°F
Precip
in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 13h 24m

September Hot
High
93.5°F
Low
58.4°F
Precip
in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 12h 13m

October Good
High
82.3°F
Low
49.9°F
Precip
in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 11h 2m

November Good
High
69.2°F
Low
41.3°F
Precip
in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 10h 0m

December Cool
High
58.7°F
Low
36.6°F
Precip
in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 9h 30m

Looking for similar climates? See San Joaquin's climate twins. Or jump straight to the full climate profile.