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San Antonio, TX Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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September 11 - September 25

Fri 9/11

105° /78°
25%
Partly sunny and hot with the temperature breaking the record high of 103 set in 1893; caution advised if outside for extended periods of time

RealFeel®114°

RealFeel Shade™108°

Max UV Index9.0 (Very High)

WindSSE 7 mph

Sat 9/12

102° /79°
2%
Mostly sunny with the temperature near the record of 103; danger of dehydration and heatstroke if outside for extended periods of time
alerts

Heat Advisory

12:00 PM Saturday - 7:00 PM Saturday

RealFeel®105°

RealFeel Shade™100°

Max UV Index9.0 (Very High)

WindSSE 9 mph

Sun 9/13

101° /80°
55%
A thunderstorm in spots in the afternoon; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®105°

RealFeel Shade™101°

Max UV Index8.0 (Very High)

WindSSE 9 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Mon 9/14

102° /77°
55%
A thunderstorm in spots in the afternoon; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®104°

RealFeel Shade™100°

Max UV Index8.0 (Very High)

WindSSE 10 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Tue 9/15

101° /77°
55%
A thunderstorm in spots in the afternoon; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®104°

RealFeel Shade™100°

Max UV Index8.0 (Very High)

WindSSE 10 mph

Total Hours of Precipitation1

Total Hours of Rain1

Wed 9/16

98° /76°
55%
Partly sunny and hot with the temperature approaching the record high of 99 set in 1954; a thunderstorm around in the afternoon

RealFeel®108°

RealFeel Shade™100°

Max UV Index8.0 (Very High)

WindSE 7 mph

Total Hours of Precipitation1

Total Hours of Rain1

Thu 9/17

99° /76°
55%
Hot with the temperature breaking the record high of 98 set in 1997 with times of clouds and sun; a thunderstorm on the prowl in the afternoon

RealFeel®110°

RealFeel Shade™104°

Max UV Index6.0 (High)

WindE 7 mph

Total Hours of Precipitation1

Total Hours of Rain1

Fri 9/18

95° /73°
5%
Mostly sunny and very warm

RealFeel®100°

RealFeel Shade™93°

Max UV Index8.0 (Very High)

WindE 4 mph

Sat 9/19

92° /72°
1%
Sunny

RealFeel®99°

RealFeel Shade™91°

Max UV Index8.0 (Very High)

WindENE 2 mph

Sun 9/20

93° /68°
4%
Mostly sunny and very warm

RealFeel®96°

RealFeel Shade™90°

Max UV Index8.0 (Very High)

WindNNE 7 mph

Mon 9/21

91° /70°
1%
Less humid with plenty of sunshine

RealFeel®96°

RealFeel Shade™88°

Max UV Index8.0 (Very High)

WindENE 4 mph

Tue 9/22

93° /70°
0%
Very warm with plenty of sunshine

RealFeel®96°

RealFeel Shade™91°

Max UV Index8.0 (Very High)

WindNE 6 mph

Wed 9/23

92° /69°
1%
Mostly sunny

RealFeel®94°

RealFeel Shade™90°

Max UV Index7.0 (High)

WindNE 7 mph

Thu 9/24

88° /63°
63%
Cloudy with a couple of showers and a thunderstorm

RealFeel®86°

RealFeel Shade™86°

Max UV Index2.0 (Low)

WindE 6 mph

Total Hours of Precipitation3

Total Hours of Rain3

Fri 9/25

90° /71°
65%
A couple of morning showers and a thunderstorm; otherwise, mainly cloudy and humid

RealFeel®97°

RealFeel Shade™95°

Max UV Index3.0 (Moderate)

WindE 7 mph

Total Hours of Precipitation2

Total Hours of Rain2

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World North America United States Texas San Antonio

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  • Austin, TX
  • Del Rio, TX
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