San Joaquin, CA Weather Forecast for 5-Days

Updated: Mon Jun 15th 2026 3:15 AM PDT

Ask About Weather

Test our newly developed Weather Chatbot. It provides up to 10 days of forecast information!
San Joaquin, CA Weather – 6-15 – Sunny
108° / 66°
Sunny
Daytime highs will reach 108°F with lows dropping to 66°F in San Joaquin, where it will be sunny. Winds will be light at 10mph and gusts of 19.7mph at 9 PM. Humidity levels should be comfortable, sitting around 32% on average, the maximum being 65% at 6 AM and 9% being its lowest at 4 PM. Barometric pressure is its highest of 29.92inHg at 8 AM, a lowest point of 29.75inHg at 6 PM with an avg 29.84inHg.
San Joaquin, CA Weather – 6-16 – Sunny
110° / 70°

Weather Tomorrow

Sunny
It will be sunny in San Joaquin, with a high of 110°F and a low of 70°F. Wind will be moderate, blowing around 16mph on average and gusts of 26.1mph at 8 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 40% at 6 AM and 9% being its lowest at 3 PM. Barometric pressure is its highest of 29.86inHg at 7 AM, a lowest point of 29.67inHg at 6 PM with an avg 29.78inHg.
San Joaquin, CA Weather – 6-17 – Sunny
109° / 69°
Sunny
Daytime highs will reach 109°F with lows dropping to 69°F in San Joaquin, where it will be sunny. Wind will be moderate, blowing around 18mph on average and gusts of 24.5mph at 8 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 32% at 6 AM and 7% being its lowest at 2 PM. Barometric pressure is its highest of 29.8inHg at 8 AM, a lowest point of 29.63inHg at 6 PM with an avg 29.72inHg.
San Joaquin, CA Weather – 6-18 – Sunny
105° / 66°
Sunny
Daytime highs will reach 105°F with lows dropping to 66°F in San Joaquin, where it will be sunny. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 15mph on average and gusts of 24mph at 8 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 44% at 6 AM and 10% being its lowest at 5 PM. Barometric pressure is its highest of 29.82inHg at 7 AM, a lowest point of 29.64inHg at 6 PM with an avg 29.75inHg.
San Joaquin, CA Weather – 6-19 – Sunny
100° / 59°
Sunny
In San Joaquin, bright and sunny conditions with highs near 100°F and lows around 59°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 14mph on average and gusts of 25.3mph at 11 PM. Humidity levels should be comfortable, sitting around 42% on average, the maximum being 68% at 6 AM and 10% being its lowest at 5 PM. Barometric pressure is its highest of 29.88inHg at 8 AM, a lowest point of 29.71inHg at 5 PM with an avg 29.8inHg.
San Joaquin, CA Weather – 6-20 – Sunny
95° / 53°
Sunny
In San Joaquin, sunshine is likely with a high near 95°F and a low around 53°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 15mph on average and gusts of 24.2mph at 8 PM. Humidity levels should be comfortable, sitting around 39% on average, the maximum being 80% at 5 AM and 14% being its lowest at 6 PM. Barometric pressure is its highest of 29.89inHg at 8 AM, a lowest point of 29.7inHg at 5 PM with an avg 29.8inHg.

Currently

Clear 72°F
29.89 inHg.
Barometer
57%
Humidity
NW 9.4 mph
Wind
Clear

5 Day Forecast Nearby

More Local Information

Bookmark and Share

Get the LocalConditions.com App on Google Play
Sign up for a membership to go Ad free

San Joaquin weather forecast and traffic updates by locals

Write your own San Joaquin, CA report, forecast, or traffic update:


Will not be posted, shared or used for marketing!

Please note by clicking on "Post" you acknowledge that you have read our Privacy Policy and Terms of Service and the San Joaquin, CA report and/or forecast you are posting is in compliance with such terms. If you are under 18, do not submit this form. Be respectful! Inappropriate content will be removed by a moderator.