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Today Hourly 7 days 30 days May
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May 2026 Weather | San Marcos, California

Fri 5/1
Sunny Weather
Day 79°
Night 57°
Sat 5/2
Cloudy Weather
Day 77°
Night 55°
Sun 5/3
Rainy Weather
Day 70°
Night 54°
Mon 5/4
Rainy Weather
Day 70°
Night 54°
Tue 5/5
Cloudy Weather
Day 72°
Night 54°
Wed 5/6
Cloudy Weather
Day 72°
Night 54°
Thu 5/7
Cloudy Weather
Day 73°
Night 54°
Fri 5/8
Cloudy Weather
Day 72°
Night 54°
Sat 5/9
Sunny Weather
Day 73°
Night 55°
Sun 5/10
Cloudy Weather
Day 77°
Night 57°
Mon 5/11
Cloudy Weather
Day 79°
Night 59°
Tue 5/12
Sunny Weather
Day 79°
Night 59°
Wed 5/13
Sunny Weather
Day 79°
Night 57°
Thu 5/14
Cloudy Weather
Day 75°
Night 57°
Fri 5/15
Cloudy Weather
Day 73°
Night 55°
Sat 5/16
Cloudy Weather
Day 73°
Night 57°
Sun 5/17
Cloudy Weather
Day 75°
Night 57°
Mon 5/18
Sunny Weather
Day 75°
Night 57°
Tue 5/19
Cloudy Weather
Day 75°
Night 55°
Wed 5/20
Cloudy Weather
Day 73°
Night 54°
Thu 5/21
Partly Sunny with Showers
Day 73°
Night 55°
Fri 5/22
Sunny Weather
Day 72°
Night 57°
Sat 5/23
Cloudy Weather
Day 75°
Night 55°
Sun 5/24
Sunny Weather
Day 72°
Night 54°
Mon 5/25
Sunny Weather
Day 73°
Night 52°
Tue 5/26
Sunny Weather
Day 72°
Night 54°
Wed 5/27
Sunny Weather
Day 72°
Night 55°
Thu 5/28
Sunny Weather
Day 73°
Night 57°
Fri 5/29
Sunny Weather
Day 81°
Night 59°
Sat 5/30
Sunny Weather
Day 81°
Night 57°
Sun 5/31
Sunny Weather
Day 81°
Night 57°

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