Monday, December 15, 2025 at 12:19 PM

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Weather forecast San Marcos, United States

°C, km/h °F, mph

Monday
12/15/25

68°F few clouds

morning: 53°F evening: 60°F night: 57°F

rain: 0 mm

pressure: 1020 hPa

wind: 7 mph

humidity: 53%

cloudy: 14%

Tuesday
12/16/25

74°F sky is clear

morning: 57°F evening: 62°F night: 59°F

rain: 0 mm

pressure: 1017 hPa

wind: 6 mph

humidity: 22%

cloudy: 0%

Wednesday
12/17/25

73°F broken clouds

morning: 58°F evening: 63°F night: 60°F

rain: 0 mm

pressure: 1016 hPa

wind: 7 mph

humidity: 23%

cloudy: 62%

Thursday
12/18/25

75°F few clouds

morning: 60°F evening: 71°F night: 63°F

rain: 0 mm

pressure: 1015 hPa

wind: 5 mph

humidity: 19%

cloudy: 18%

Friday
12/19/25

75°F sky is clear

morning: 62°F evening: 71°F night: 61°F

rain: 0 mm

pressure: 1016 hPa

wind: 6 mph

humidity: 21%

cloudy: 1%

Saturday
12/20/25

67°F broken clouds

morning: 57°F evening: 66°F night: 57°F

rain: 0 mm

pressure: 1017 hPa

wind: 8 mph

humidity: 52%

cloudy: 65%

Sunday
12/21/25

68°F few clouds

morning: 56°F evening: 66°F night: 58°F

rain: 0 mm

pressure: 1016 hPa

wind: 7 mph

humidity: 46%

cloudy: 14%

Monday
12/22/25

66°F broken clouds

morning: 56°F evening: 65°F night: 58°F

rain: 0 mm

pressure: 1018 hPa

wind: 7 mph

humidity: 55%

cloudy: 65%

Tuesday
12/23/25

68°F sky is clear

morning: 56°F evening: 66°F night: 61°F

rain: 0 mm

pressure: 1019 hPa

wind: 8 mph

humidity: 36%

cloudy: 3%

Wednesday
12/24/25

70°F overcast clouds

morning: 59°F evening: 68°F night: 64°F

rain: 0 mm

pressure: 1019 hPa

wind: 5 mph

humidity: 31%

cloudy: 98%

Thursday
12/25/25

63°F light rain

morning: 63°F evening: 62°F night: 57°F

rain: 4.05 mm

pressure: 1019 hPa

wind: 11 mph

humidity: 67%

cloudy: 100%

Friday
12/26/25

61°F light rain

morning: 57°F evening: 60°F night: 53°F

rain: 0.6 mm

pressure: 1023 hPa

wind: 11 mph

humidity: 66%

cloudy: 47%

Saturday
12/27/25

62°F overcast clouds

morning: 52°F evening: 62°F night: 55°F

rain: 0 mm

pressure: 1020 hPa

wind: 8 mph

humidity: 47%

cloudy: 100%

Sunday
12/28/25

64°F few clouds

morning: 52°F evening: 64°F night: 57°F

rain: 0 mm

pressure: 1017 hPa

wind: 6 mph

humidity: 31%

cloudy: 16%

Monday
12/29/25

64°F overcast clouds

morning: 54°F evening: 63°F night: 55°F

rain: 0 mm

pressure: 1016 hPa

wind: 6 mph

humidity: 40%

cloudy: 97%

Tuesday
12/30/25

66°F sky is clear

morning: 53°F evening: 65°F night: 56°F

rain: 0 mm

pressure: 1017 hPa

wind: 8 mph

humidity: 30%

cloudy: 7%

Weather forecast from OpenWeather