San Antonio

Current Weather

20°67°

Drizzle

Feels Like: 18°65°

Min: 19°65°

Max: 25°77°

The next few hours will be mostly cloudy, with tomorrow reaching 26°C and dropping to 18°C. The coming days will be light rain throughout the day and possible thunderstorms in the afternoon.

Hourly Forecast
20°67°20°67°19°67°19°67°19°66°19°66°19°66°19°66°19°66°19°66°19°66°20°68°21°70°22°72°23°74°24°76°26°78°25°76°24°74°23°73°21°71°20°68°19°66°19°66°
68%
68%
58%
58%
58%
46%
46%
46%
32%
32%
32%
36%
36%
36%
24%
24%
24%
78%
78%
78%
96%
96%
96%
90%
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
Today
Tomorrow

Want a closer look at the weather?

Premium adds minute-by-minute rain timing, yesterday comparisons, and more detail across Airpult.

Get Premium
Air Quality
24
Good

Air quality is satisfactory, and air pollution poses little or no risk.

GoodHazardous
Daylight Hours

05:50

Sunrise

17:33

Sunset

11 hours 42 minutes of sunlight today
Moon

06:31

Moonrise

Daily Forecast

Sunday

19°65°
25°77°

Today

19°66°
26°78°

Tuesday

18°64°
24°75°

Wednesday

18°64°
25°76°

Thursday

17°63°
25°78°

Friday

18°64°
25°78°

Saturday

19°66°
24°76°

Sunday

18°65°
25°76°

Monday

18°65°
26°79°

Tuesday

18°64°
26°79°
UV Index
No protection needed
0Low
LowExtreme
Humidity
100%Very Humid
LowHigh
Looking at the night sky?

See moon phases, eclipses, and seasons for this year.

View astronomy
Current stargazing conditions?

See sky darkness, moon phase, and the best viewing window for San Antonio.

View stargazing score

Weather in San Antonio tomorrow, October 12, 2026

Rain features in San Antonio on October 12, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise. Morning plans should assume damp conditions, as rain chances climb toward 58% around 00:00. Cloud cover is also at its densest near 05:00 at roughly 99%.Rain features in San Antonio on October 12, 2026, so keep waterproofs handy through the day. The damp theme is strongest where shower chances rise. Morning plans should assume damp conditions, as rain chances climb toward 58% around 00:00. Cloud cover is also at its densest near 05:00 at roughly 99%.

Expect highs of 26°C and cooler readings close to 19°C. Moisture in the air spans 58%-100%, with the highest values around 00:00. Winds stay light, near 9 km/h by 15:00, so the day feels still more than breezy.Expect highs of 78°F and cooler readings close to 66°F. Moisture in the air spans 58%-100%, with the highest values around 00:00. Winds stay light, near 6 mph by 15:00, so the day feels still more than breezy.

Afternoon showers stay in play, peaking near 96% around 16:00. Skies remain cluttered, with cover about 90% by 19:00. Expect visibility near 9 km, with poorer spells close to 0.2 km. The sun rises at 05:50 and sets at 17:33, for a total of 11 hours 42 minutes of sunlight today.Afternoon showers stay in play, peaking near 96% around 16:00. Skies remain cluttered, with cover about 90% by 19:00. Expect visibility near 5.6 mi, with poorer spells close to 0.1 mi. The sun rises at 05:50 and sets at 17:33, for a total of 11 hours 42 minutes of sunlight today.

The practical takeaway for San Antonio on October 12, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 26°C.The practical takeaway for San Antonio on October 12, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 78°F.

Frequently asked questions about weather in San Antonio

How warm does it get in San Antonio?

The warmest month in San Antonio is May, with average high temperatures of 30°C. The average temperature during this period is around 24°C.The warmest month in San Antonio is May, with average high temperatures of 86°F. The average temperature during this period is around 75°F.

How cold does it get in San Antonio?

The coldest month in San Antonio is January, with average low temperatures of 15°C. The average temperature during this period is around 19°C.The coldest month in San Antonio is January, with average low temperatures of 60°F. The average temperature during this period is around 66°F.

What is the wettest time of year in San Antonio?

The wettest month in San Antonio is June, with an average of 286 mm of precipitation.The wettest month in San Antonio is June, with an average of 11.3 in of precipitation.

What is the driest time of year in San Antonio?

The driest month in San Antonio is April, with an average of 35 mm of precipitation.The driest month in San Antonio is April, with an average of 1.4 in of precipitation.

View full climate insights for San Antonio →