San Joaquin, CA Weather Forecast | 5 Day
Updated: Tue Sep 8th 2026 10:45 PM PDT
Ask About Weather
Test our Weather Chatbot. It provides up to 10 days of forecast information!
Overcast
Tue 9-8-26
- HI: 104°F
- LO: 62°F
- Rainfall: 5%
- Snowfall: 0%
- Wind
9.4 mph - Humidity
33% avg. - UV Index
8.4 - Air Quality
- Sunrise
06:37 AM - Sunset
07:19 PM - Moonrise
03:20 AM - Moonset
05:53 PM - Moon Phase
Waning Crescent
Overcast
Weather Tomorrow, Wed 9-9-26
Overcast with a high of 106°F and a low of 78°F. There might be light rainfall having a 17% chance with an estimated 0.01in. Wind will be moderate, blowing around 13mph on average and gusts of 23.3mph at 12 AM. The air will be relatively dry with average humidity levels below 30%, the maximum being 28% at 1 AM and 12% being its lowest at 2 PM. Barometric pressure is its highest of 30.02inHg at 10 AM, a lowest point of 29.85inHg at 5 PM with an avg 29.94inHg.
- HI: 106°F
- LO: 78°F
- Rainfall: 17% | est. 0.01in
- Snowfall: 0%
- Wind
12.3 mph - Humidity
19% avg. - UV Index
8.8 - Air QualityGood
- Sunrise
06:38 AM - Sunset
07:17 PM - Moonrise
04:37 AM - Moonset
06:26 PM - Moon Phase
New Moon
Sunny
Thu 9-10-26
Sunny with a high of 108°F and a low of 79°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 17mph on average and gusts of 27.3mph at 6 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 31% at 7 AM and 14% being its lowest at 2 PM. Barometric pressure is its highest of 29.94inHg at 8 AM, a lowest point of 29.74inHg at 5 PM with an avg 29.85inHg.
- HI: 108°F
- LO: 79°F
- Rainfall: 1%
- Snowfall: 0%
- Wind
16.1 mph - Humidity
23% avg. - UV Index
8.4 - Air QualityGood
- Sunrise
06:39 AM - Sunset
07:16 PM - Moonrise
05:52 AM - Moonset
06:56 PM - Moon Phase
New Moon
Sunny
Fri 9-11-26
Sunny with a high of 103°F and a low of 74°F. There's a very small chance of rainfall, only about 2%. Wind will be moderate, blowing around 18mph on average and gusts of 27.1mph at 7 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 38% at 11 PM and 10% being its lowest at 6 PM. Barometric pressure is its highest of 29.85inHg at 8 AM, a lowest point of 29.68inHg at 6 PM with an avg 29.78inHg.
- HI: 103°F
- LO: 74°F
- Rainfall: 2%
- Snowfall: 0%
- Wind
17.4 mph - Humidity
23% avg. - UV Index
8.3 - Air QualityGood
- Sunrise
06:40 AM - Sunset
07:14 PM - Moonrise
07:06 AM - Moonset
07:24 PM - Moon Phase
New Moon
Sunny
Sat 9-12-26
Sunny with a high of 96°F and a low of 63°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 18mph on average and gusts of 30.2mph at 8 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 47% at 11 PM and 9% being its lowest at 2 PM. Barometric pressure is its highest of 29.89inHg at 8 AM, a lowest point of 29.77inHg at 5 PM with an avg 29.83inHg.
- HI: 96°F
- LO: 63°F
- Rainfall: 1%
- Snowfall: 0%
- Wind
17.4 mph - Humidity
27% avg. - UV Index
8.3 - Air QualityGood
- Sunrise
06:40 AM - Sunset
07:13 PM - Moonrise
08:18 AM - Moonset
07:53 PM - Moon Phase
New Moon
Sunny
Sun 9-13-26
Sunny with a high of 86°F and a low of 55°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 12mph on average and gusts of 25.1mph at 12 AM. Humidity levels should be comfortable, sitting around 37% on average, the maximum being 67% at 6 AM and 14% being its lowest at 5 PM. Barometric pressure is its highest of 29.92inHg at 10 AM, a lowest point of 29.75inHg at 5 PM with an avg 29.84inHg.
- HI: 86°F
- LO: 55°F
- Rainfall: 1%
- Snowfall: 0%
- Wind
11.4 mph - Humidity
37% avg. - UV Index
8 - Air QualityGood
- Sunrise
06:41 AM - Sunset
07:11 PM - Moonrise
09:29 AM - Moonset
08:22 PM - Moon Phase
Waxing Crescent
This 5-Day weather forecast is valid for ZIP code 93660, accurately covering the area of San Joaquin, CA.
Currently
 |
85°F |
29.92 inHg.
Barometer 28%
Humidity NW 11.2 mph Wind |
| Overcast | ||
National Outlook
Stormy Weather with Heavy Rainfall from Midwest to New England - 09-08 to 09-10
Tue Sep 8th 2026, 4:33am PDT
Read
Heatwaves and Rainfall: A Wild Weather Week Ahead 09-11 to 09-15
Extended Forecast
Tue Sep 8th 2026, 4:38am PDT
Read
Tue Sep 8th 2026, 4:38am PDT
5 Day Forecast Nearby
More Local Information
Bookmark and Share
