San Marcos, us-Texas State, USA Weather Information
Local Time
2026-03-04 15:25:00 Central Standard TimeWeather in the past year
Sun & Astronomy
In San Marcos, us-Texas State, USA, today's sunrise time is 06:51, sunset time is 18:34, nautical twilight begins at 06:01, nautical twilight ends at 19:25, astronomical twilight begins at 05:33, astronomical twilight ends at 19:52.
Temperature Analysis
In San Marcos, us-Texas State, USA region, the lowest temperature occurs in January 2025, with an average temperature of about 8.4°C.
The highest temperature occurs in August 2025, with a maximum temperature of up to 28.6°C.
Based on historical data, the average temperature in January is 8.4°C, February is 12.7°C, March is 19.3°C, April is 22.1°C, May is 24.9°C, June is 27.2°C, July is 27.2°C, August is 28.6°C, September is 26.4°C, October is 23.2°C, November is 18.4°C, December is 14°C.
Wind Analysis
In San Marcos, us-Texas State, USA region, the lowest wind speed occurs in September 2025, with an average wind speed of about 29.5 km/h.
The highest wind speed occurs in April 2025, with a maximum wind speed of up to 47.1 km/h.
Based on historical data, the average wind speed in January is 39.3 km/h, February is 39.5 km/h, March is 47 km/h, April is 47.1 km/h, May is 42 km/h, June is 40.7 km/h, July is 35.5 km/h, August is 31 km/h, September is 29.5 km/h, October is 32.1 km/h, November is 37.7 km/h, December is 34.6 km/h.
Sunshine Duration Analysis
In San Marcos, us-Texas State, USA region, the lowest sunshine duration occurs in January 2025, with an average sunshine duration of about 5.9 hours.
The highest sunshine duration occurs in August 2025, with a maximum sunshine duration of up to 11.5 hours.
Based on historical data, the average sunshine duration in January is 5.9 hours, February is 6.6 hours, March is 9.3 hours, April is 9.5 hours, May is 10.6 hours, June is 11.1 hours, July is 9.1 hours, August is 11.5 hours, September is 10.5 hours, October is 10.3 hours, November is 8.3 hours, December is 6.1 hours.
Precipitation Analysis
In San Marcos, us-Texas State, USA region, the lowest precipitation occurs in December 2025, with an average precipitation of about 0.7 mm.
The highest precipitation occurs in July 2025, with a maximum precipitation of up to 8.1 mm.
Based on historical data, the average precipitation in January is 2.3 mm, February is 3.6 mm, March is 2.5 mm, April is 3.1 mm, May is 5.3 mm, June is 5.1 mm, July is 8.1 mm, August is 1 mm, September is 1.5 mm, October is 1.9 mm, November is 1.5 mm, December is 0.7 mm.