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San Joaquin, CA Hourly Weather Forecast

Next 48 Hours

Mon, May 18th 2026

A full day of Sunny conditions is expected. Warming trend from 63°F to 86°. Breezy wind, shifting from NW to NW at 8.6 mph, while humidity ranges from 12% to 25%, and an avg barometric pressure of 29.82 inHg.
Mon, May 18th Temp Humidity Wind (mph) Pressure (inHg) Precip.
8 AM Sunny at 8 AM on Mon, May 18th 2026
Sunny
UV: 1.1
63°F

Feels
63°F
21% 13 NW 29.84 0%
9 AM Sunny at 9 AM on Mon, May 18th 2026
Sunny
UV: 2.5
67°F

Feels
67°F
20% 12.8 NW 29.85 0%
10 AM Sunny at 10 AM on Mon, May 18th 2026
Sunny
UV: 4.5
72°F

Feels
71°F
19% 11.4 NW 29.86 0%
11 AM Sunny at 11 AM on Mon, May 18th 2026
Sunny
UV: 6.5
78°F

Feels
76°F
18% 10.1 NW 29.86 0%
12 PM Sunny at 12 PM on Mon, May 18th 2026
Sunny
UV: 8.1
83°F

Feels
79°F
16% 8.3 WNW 29.85 0%
1 PM Sunny at 1 PM on Mon, May 18th 2026
Sunny
UV: 8.6
86°F

Feels
82°F
15% 6.9 WNW 29.84 0%
2 PM Sunny at 2 PM on Mon, May 18th 2026
Sunny
UV: 7.9
84°F

Feels
81°F
12% 6.7 WNW 29.82 0%
3 PM Sunny at 3 PM on Mon, May 18th 2026
Sunny
UV: 6.4
84°F

Feels
80°F
13% 6.7 WNW 29.8 0%
4 PM Sunny at 4 PM on Mon, May 18th 2026
Sunny
UV: 4.4
84°F

Feels
80°F
13% 7.8 NW 29.79 0%
5 PM Sunny at 5 PM on Mon, May 18th 2026
Sunny
UV: 2.5
84°F

Feels
80°F
13% 9.4 NW 29.78 0%
6 PM Sunny at 6 PM on Mon, May 18th 2026
Sunny
UV: 1.1
82°F

Feels
78°F
12% 9.6 NNW 29.78 0%
7 PM Sunny at 7 PM on Mon, May 18th 2026
Sunny
UV: 0.3
77°F

Feels
75°F
16% 6.7 NNW 29.79 0%
8 PM Sunny at 8 PM on Mon, May 18th 2026
Sunny
UV: 0
73°F

Feels
72°F
18% 5.6 N 29.81 0%
9 PM Clear at 9 PM on Mon, May 18th 2026
Clear
UV: 0
70°F

Feels
70°F
19% 6.5 NNW 29.82 0%
10 PM Clear at 10 PM on Mon, May 18th 2026
Clear
UV: 0
67°F

Feels
67°F
22% 7.8 NW 29.84 0%
11 PM Clear at 11 PM on Mon, May 18th 2026
Clear
UV: 0
65°F

Feels
65°F
25% 8.1 NW 29.85 0%

Tue, May 19th 2026

Sunny skies giving way to Clear conditions by evening. Warming trend from 57°F to 89°. Light winds, shifting from NW to NW at 6.1 mph, with humidity levels between 9% to 38%, and an avg barometric pressure of 29.89 inHg.
Tue, May 19th Temp Humidity Wind (mph) Pressure (inHg) Precip.
12 AM Clear at 12 AM on Tue, May 19th 2026
Clear
UV: 0
64°F

Feels
64°F
27% 7.2 NW 29.86 0%
1 AM Clear at 1 AM on Tue, May 19th 2026
Clear
UV: 0
63°F

Feels
63°F
28% 4.9 NW 29.86 0%
2 AM Clear at 2 AM on Tue, May 19th 2026
Clear
UV: 0
61°F

Feels
61°F
30% 3.6 NNW 29.87 0%
3 AM Clear at 3 AM on Tue, May 19th 2026
Clear
UV: 0
59°F

Feels
59°F
32% 3.4 NNE 29.88 0%
4 AM Clear at 4 AM on Tue, May 19th 2026
Clear
UV: 0
58°F

Feels
58°F
35% 3.8 N 29.89 0%
5 AM Clear at 5 AM on Tue, May 19th 2026
Clear
UV: 0
57°F

Feels
56°F
37% 4.7 NNW 29.91 0%
6 AM Sunny at 6 AM on Tue, May 19th 2026
Sunny
UV: 0
58°F

Feels
58°F
38% 6 NW 29.92 0%
7 AM Sunny at 7 AM on Tue, May 19th 2026
Sunny
UV: 0.3
62°F

Feels
62°F
36% 6.3 NW 29.94 0%
8 AM Sunny at 8 AM on Tue, May 19th 2026
Sunny
UV: 1
66°F

Feels
66°F
29% 7.8 NW 29.95 0%
9 AM Sunny at 9 AM on Tue, May 19th 2026
Sunny
UV: 2.4
71°F

Feels
71°F
25% 8.7 NNW 29.95 0%
10 AM Sunny at 10 AM on Tue, May 19th 2026
Sunny
UV: 4.2
75°F

Feels
74°F
21% 8.9 NNW 29.94 0%
11 AM Sunny at 11 AM on Tue, May 19th 2026
Sunny
UV: 6.1
79°F

Feels
77°F
17% 8.1 NNW 29.93 0%
12 PM Sunny at 12 PM on Tue, May 19th 2026
Sunny
UV: 7.6
82°F

Feels
79°F
14% 7.6 NNW 29.93 0%
1 PM Sunny at 1 PM on Tue, May 19th 2026
Sunny
UV: 8.2
85°F

Feels
81°F
12% 6.7 NNW 29.91 0%
2 PM Sunny at 2 PM on Tue, May 19th 2026
Sunny
UV: 7.7
87°F

Feels
83°F
11% 6.3 NNW 29.88 0%
3 PM Sunny at 3 PM on Tue, May 19th 2026
Sunny
UV: 6.3
88°F

Feels
84°F
10% 6.3 NW 29.87 0%
4 PM Sunny at 4 PM on Tue, May 19th 2026
Sunny
UV: 4.3
89°F

Feels
85°F
9% 6.5 NW 29.84 0%
5 PM Sunny at 5 PM on Tue, May 19th 2026
Sunny
UV: 2.5
89°F

Feels
85°F
9% 6.5 NW 29.83 0%
6 PM Sunny at 6 PM on Tue, May 19th 2026
Sunny
UV: 1
87°F

Feels
83°F
9% 6.7 NW 29.83 0%
7 PM Sunny at 7 PM on Tue, May 19th 2026
Sunny
UV: 0.3
81°F

Feels
78°F
13% 4.3 NW 29.83 0%
8 PM Sunny at 8 PM on Tue, May 19th 2026
Sunny
UV: 0
77°F

Feels
75°F
14% 2.7 NW 29.84 0%
9 PM Clear at 9 PM on Tue, May 19th 2026
Clear
UV: 0
74°F

Feels
73°F
15% 3.8 NW 29.86 0%
10 PM Clear at 10 PM on Tue, May 19th 2026
Clear
UV: 0
71°F

Feels
71°F
17% 7.2 WNW 29.88 0%
11 PM Clear at 11 PM on Tue, May 19th 2026
Clear
UV: 0
69°F

Feels
69°F
19% 8.3 NW 29.88 0%

Wed, May 20th 2026

Sunny skies in the morning, with Clear conditions expected by night. Temps range from 61° to 67°. Light winds from the NNW at 6.4 mph, with humidity ranging 22% to 30%, and an avg barometric pressure of 29.9 inHg.
Wed, May 20th Temp Humidity Wind (mph) Pressure (inHg) Precip.
12 AM Clear at 12 AM on Wed, May 20th 2026
Clear
UV: 0
67°F

Feels
67°F
22% 7.2 NW 29.89 0%
1 AM Clear at 1 AM on Wed, May 20th 2026
Clear
UV: 0
66°F

Feels
66°F
23% 7.4 NW 29.89 0%
2 AM Clear at 2 AM on Wed, May 20th 2026
Clear
UV: 0
64°F

Feels
64°F
25% 7.6 NW 29.9 0%
3 AM Clear at 3 AM on Wed, May 20th 2026
Clear
UV: 0
63°F

Feels
63°F
26% 7.4 NNW 29.9 0%
4 AM Clear at 4 AM on Wed, May 20th 2026
Clear
UV: 0
62°F

Feels
62°F
27% 6.9 NNW 29.9 0%
5 AM Clear at 5 AM on Wed, May 20th 2026
Clear
UV: 0
61°F

Feels
61°F
28% 6.3 NNW 29.9 0%
6 AM Sunny at 6 AM on Wed, May 20th 2026
Sunny
UV: 0
62°F

Feels
62°F
30% 4.7 NNW 29.91 0%
7 AM Partly Cloudy at 7 AM on Wed, May 20th 2026
Partly Cloudy
UV: 0.3
66°F

Feels
66°F
30% 3.4 NNW 29.92 0%

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