Nearby locations
San Antonio, Texas, United States
Bexar County, Texas, United States
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Nearby popular places
Plaza de las Islas, United States
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Weather in San Antonio, United States

31°
Cloudy
Feels like 24°
·
High38°Low25°

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Air quality

Full Details
0
51
500
Air quality:Moderate

Pollen index

Full Details
Tree
1/5
012345
Weed
0/5
012345
Grass
0/5
012345

Tomorrow's weather summary

The weather in San Antonio on Tuesday, January 21st, will vary throughout the day from sporadically snowing condition to clear.

Looks like flurries will emerge before dawn and a high probability for clear skies around noon.

Weather details for San Antonio, on Tuesday, January 21st:

The maximum temperature during the day is going to be 33°F at about 4 pm. The day will have comfortable humidity, with average humidity of 53%, ranging from 35% to a maximum value of 70% at about 9 am. The wind will be breezy, and will get up to 14 mph at 6 am, blowing from the north-east. The cloud coverage will range from 0% around 3 pm to as high as 100% around 9 am with an average of 51%.

The chances of precipitation throughout the day will change between 0% and 30%. The highest chance for precipitation will be around 1 am and the lowest probability around 11 am. The dew point will range from 8°F up to a maximum value of 17°F around midnight.

The visibility is expected to be good with average visibility of 9 mi throughout the day. Atmospheric pressure will be extremely high with average pressure of 1040 hPa. Sunrise will be at 7:25 am, and sunset at 6:04 pm, making it a total of 10 hours and 39 minutes of daylight.

Air quality forecast for San Antonio, on Tuesday, January 21st:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 30 and 36.

Pollen forecast for San Antonio, on Tuesday, January 21st:

Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The weather in San Antonio on Wednesday, January 22nd, is going to be clear throughout the day, with cloud overcast during the evening.

There is also a chance for few clouds in the afternoon around 3 pm.

Weather details for San Antonio, on Wednesday, January 22nd:

The highest temperature of the day is going to be 54°F around 4 pm. The day will have high relative humidity, with average humidity of 60%, ranging from 32% to a maximum value of 83% at about 9 pm. The wind will be breezy, and will get up to 16 mph at 2 pm, blowing from the south-west. The cloud coverage will range from 0% around midnight to as high as 100% around 7 pm with an average of 24%.

There is no probability for any precipitation throughout the day. The dew point will range from 13°F up to a maximum value of 33°F around 8 pm.

The visibility is expected to be good with average visibility of 15 mi throughout the day. Atmospheric pressure will be very high with average pressure of 1028 hPa. Sunrise will be at 7:25 am, and sunset at 6:05 pm. The day will have 10 hours and 40 minutes of daylight.

Air quality forecast for San Antonio, on Wednesday, January 22nd:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 33 and 72.

Pollen forecast for San Antonio, on Wednesday, January 22nd:

Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

FAQ

How warm does it get in San Antonio?
The average annual highest temperature in San Antonio is 37.4°C (99.3°F), and the July 26th is the hottest day on average.
How cold does it get in San Antonio?
The average annual lowest temperature in San Antonio is 3.4°C (38.1°F), and the January 5th is the coldest day on average.
Which month has the most rain in San Antonio?
The wettest months in San Antonio are May and September.