USA / San Antonio
Tuesday, April 21, 2026

San Antonio, US

mist

61°
Feels like 61°
H: 62° L: 60°
mist

Hourly Forecast

9 AM

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60°

97%

12 PM

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60°

98%

3 PM

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62°

98%

6 PM

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64°

95%

9 PM

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68°

90%

12 AM

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67°

89%

3 AM

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66°

95%

6 AM

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66°

96%

Air Quality Index

2

Fair

Air quality index is fair in San Antonio.

PM2.5

2

PM10

2.3

O₃

88.4

NO₂

0.8

CO

130.6

Verified Station: KSSF

Official METAR Observation

From San Antonio, Stinson Municipal Airport, TX

62°F

Light Rain Fog/Mist

Wind

East at 4.6 MPH (4 KT)

Pressure

30.13 inHg

Humidity

96%

Last Update

Last Update on Apr 21 2026, 2:53 am CDT

Data Source: NOAA's National Weather Service

Humidity

96%

Dew Point

60°

Wind Speed

5mph

Gusts

6mph

Sunrise

12:01 PM

Sunset

01:03 AM

Pressure

1020hPa

Visibility

5mi

5-Day Extended Outlook

Tue, Apr 21

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64°

lluvia ligera

68° 59°

Wed, Apr 22

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66°

lluvia ligera

79° 65°

Thu, Apr 23

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67°

muy nuboso

88° 66°

Fri, Apr 24

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70°

nubes

86° 69°

Sat, Apr 25

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69°

nubes dispersas

94° 69°

Sun, Apr 26

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72°

lluvia moderada

92° 72°

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Weather Details for San Antonio, US

What is the weather in San Antonio?

The current weather in San Antonio is mist. Local conditions are updated in real-time to provide the most accurate San Antonio weather data.

What is the temperature in San Antonio?

The current temperature in San Antonio is 61°F (16°C). Looking for the San Antonio temperature today? Expect a high of 62°F and a low of 60°F.

Is there a weather forecast for San Antonio?

Yes, our San Antonio forecast weather includes a detailed 5-day outlook and hourly updates. Stay informed about San Antonio humidity, wind speeds, and barometric pressure.

Current Conditions & Alerts

Monitor San Antonio current weather including visibility of 5 miles and atmospheric pressure of 1020 hPa.