San Lorenzo, CA Weather
Live radar, hourly and 7-day forecast, and National Weather Service alerts for San Lorenzo, Alameda County, California.
Updated Jul 29, 2026, 2:09 PM local time · Radar refreshes every 5 minutes
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San Lorenzo
72°F
Wind 10 mph
Humidity 66%
Cloud cover 8%
UV index 8
Alerts 0
Active alerts
✓
No active National Weather Service alerts for San Lorenzo, CA.
San Lorenzo weather radar
Light
Heavy
Next 24 hours
Now
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72°F
3 PM
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71°F
4 PM
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70°F
5 PM
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68°F
6 PM
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66°F
7 PM
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64°F
8 PM
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62°F
9 PM
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61°F
10 PM
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60°F
11 PM
☀️
59°F
12 AM
☀️
58°F
1 AM
☀️
57°F
2 AM
☀️
57°F
3 AM
☀️
56°F
4 AM
☀️
55°F
5 AM
☀️
55°F
6 AM
☀️
55°F
7 AM
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56°F
8 AM
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61°F
9 AM
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64°F
10 AM
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66°F
11 AM
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69°F
12 PM
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71°F
1 PM
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72°F
7-day forecast
Today
Jul 29
🌫️
72°F
59°F
Thu
Jul 30
☀️
73°F
55°F
Fri
Jul 31
☀️
79°F
53°F
3%
Sat
Aug 1
☁️
81°F
61°F
Sun
Aug 2
☀️
80°F
61°F
Mon
Aug 3
☀️
82°F
62°F
Tue
Aug 4
☀️
85°F
63°F
Weather near San Lorenzo
2 mi
Ashland, CA3 mi
Hayward, CA3 mi
Castro Valley, CA4 mi
San Leandro, CA8 mi
Union City, CA10 mi
Alameda, CA11 mi
San Ramon, CA11 mi
Dublin, CA
Alerts are relayed from the National Weather Service and may lag
the official source. In a life-threatening situation always follow
weather.gov and local emergency
broadcasts.