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Climate · San Antonio

San Antonio in July

Very hot and mostly dry, as the days shorten.

Typical weather, averaged over 30 years

July in San Antonio is very hot: highs near 97°F, lows near 75°F. Rain falls on about two days a week, less often as the month goes on, and the days shorten by 18 minutes from the first week to the last.July in San Antonio is very hot: highs near 36°C, lows near 24°C. Rain falls on about two days a week, less often as the month goes on, and the days shorten by 18 minutes from the first week to the last.

High
97°F36°Caverage
Low
75°F24°Caverage
Wet days
2a week · 27% of days
Daylight
13h 49mon average

Is July a good time to visit San Antonio?

July sits outside San Antonio's best months, which run in two parts: March, or November. Expect very hot days and rain on about two days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How July sits in the year

week by week

Temperature

Highs near 97°F in July, against 66°F to 99°F through the year.Highs near 36°C in July, against 19°C to 37°C through the year.

Chance of a wet day

27% of days in July, against 22% to 40% through the year.

Cloud cover

48% cover in July, against 31% to 50% through the year.

Daylight

13h 49m in July, against 10h 17m to 14h 00m through the year.

Week by week, lightly smoothed, with July shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. June95°35°low 73°low 23°2 wet days a weekRain on about two days a week.
  2. July97°36°low 75°low 24°2 wet days a weekRain on about two days a week.
  3. August99°37°low 76°low 24°2 wet days a weekRain on about two days a week.

Where San Antonio sits, in July

America/Chicago
this place
typical high in July 40°F4°C95°F35°C
Sunrise, mid-July
6:44 AMsets 8:37 PM
Above the sea
250 mlow-lying
Latitude
29.5°Nnorthern hemisphere
Nearest of ours
Houston322 km east

The land around San Antonio, shaded by its typical high in July, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in United States in July

high · low · wet days
See July on the planning mapThe whole year in San Antonio

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest San Antonio. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.