Weather in San Antonio

Quick answer: San Antonio sits at 29.4° N and gets about 12 h 29 min of daylight today, with the sun 65° up at solar noon. The panel above scores each upcoming day 0–100 and returns a direct go, wait or skip verdict.

Conditions on this page are recalculated from the latest forecast every time it is opened, for the current date in the location's own time zone.

One page for San Antonio, USA: today's 0–100 Weather Score with the factors behind it, the hour-by-hour rain outlook, every day of the coming week ranked and colour-coded, and sunrise, sunset and golden hour computed for San Antonio's own coordinates and timezone. Forecast values load live from Open-Meteo when the page opens; nothing below is a stored or generated climate figure.

Today's baseline conditions in San Antonio

Any weather decision in San Antonio starts from the light budget. In September the location gets about 12 h 29 min of daylight, with the sun peaking 65° above the horizon — that sets how warm afternoons run, how long outdoor plans stay viable and how much usable photographic light the day contains. The scores above layer the live Open-Meteo forecast on top of that baseline.

Latitude
29.42° N (northern hemisphere)
Daylight today
12 h 29 min
Sun elevation at solar noon
65°

Daylight through the year in San Antonio

Daylight, midday sun angle and golden-hour length below are calculated for San Antonio's own coordinates (29.42° N, 98.49° W) on the 15th of each month. These are solar geometry, not climate averages.

Month Daylight Sun at solar noon Golden hour
January 10 h 24 min 39° 51 min
February 11 h 6 min 47° 48 min
March 11 h 54 min 58° 46 min
April 12 h 48 min 70° 47 min
May 13 h 36 min 79° 49 min
June 14 h 0 min 84° 51 min
July 13 h 54 min 82° 50 min
August 13 h 12 min 74° 48 min
September 12 h 18 min 63° 46 min
October 11 h 24 min 51° 47 min
November 10 h 36 min 41° 50 min
December 10 h 18 min 37° 52 min

Scores are capped by dealbreakers — heavy rain, dangerous wind, thick fog or hazardous UV pull a day down no matter how pleasant the rest of the numbers look. Forecast data is Open-Meteo; solar and lunar values are computed for San Antonio's own coordinates and time zone. Full details on the methodology page.

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