February weather forecast
San Antonio, TX

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Buildings in San Antonio, Texas, with a calm view of the bridges across the waterfront
Buildings in San Antonio, Texas, with a calm view of the bridges across the waterfront

Weather in February

Transitioning from January to February brings a slight increase in temperature. This rise is apparent during the day and continues into the mild nights. San Antonio in February is characterized by gradual warming, an increase in the average hours of daylight, and a relatively low UV index. Limited downpours and an increase in cloud cover are also observed during this month. It's a month with an average maximum wind slightly higher, hitting 9.2mph (14.8km/h).

Temperature

San Antonio signifies an average high-temperature of a still comfortable 65.8°F (18.8°C) in February, closely mirroring the 61.7°F (16.5°C) of January. San Antonio's average low-temperature in the month of February is recorded at a chilly 48.2°F (9°C).

Humidity

In February, the average relative humidity is 69%.

Rainfall

February is the month with the least rainfall. Rain falls for 10.7 days and accumulates 0.98" (25mm) of precipitation.

Snowfall

Months with snowfall are January, February and December. The months with the most snowfall are January and February, with an average 0.08" (2mm) of accumulated snow.

Daylight

The average length of the day in February is 11h and 10min.
On the first day of February, sunrise is at 7:23 am and sunset at 6:11 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:33 pm CST.

Sunshine

The average sunshine in February is 6.7h.

UV index

The average daily maximum UV index in February in San Antonio is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily high UV index of 4 in February leads to these guidelines:
Ensure safety - Sun damage prevention is strongly urged. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are February temperatures?

The average high-temperature and low-temperature during February are 65.8°F (18.8°C) and 48.2°F (9°C) respectively.

What is the average humidity in February?

In San Antonio, the average relative humidity in February is 69%.

What is the driest month?

The month with the least rainfall is February, when the rain falls for 10.7 days and typically collects 0.98" (25mm) of precipitation.

How many days does it rain in February?

In San Antonio, during February, the rain falls for 10.7 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When does it snow the most?

The months with the most snowfall are January and February, with an average 0.08" (2mm) of accumulated snow.

What is the last month it snows?

February is the last month it regularly snows. During 0.3 snowfall days, in February, San Antonio aggregates 0.08" (2mm) of snow.

How many hours of daylight does San Antonio have in February?

The average day length in February in San Antonio is 11h and 10min.

When are sunrise and sunset in February?

In February, on the first day of the month, sunrise is at 7:23 am and sunset at 6:11 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:33 pm CST.

How long on average sun shines in February?

In San Antonio, Texas, the average sunshine duration in February is 6.7h.

How high is the UV index in February?

The average daily maximum UV index in February is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in February
San Antonio, TX

Average temperature in February - San Antonio, TX
  • Average high temperature in February: 65.8°F

The warmest month (with the highest average high temperature) is August (96.6°F).
The month with the lowest average high temperature is January (61.7°F).

  • Average low temperature in February: 48.2°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

Average pressure in February
San Antonio, TX

Average pressure in February - San Antonio, TX
  • Average pressure in February: 30.07"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in February
San Antonio, TX

Average wind speed in February - San Antonio, TX
  • Average wind speed in February: 8.6mph

The windiest month (with the highest average wind speed) is May (9mph).
The calmest month (with the lowest average wind speed) is September (6.5mph).

Average humidity in February
San Antonio, TX

Average humidity in February - San Antonio, TX
  • Average humidity in February: 69%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (59%).

Average rainfall in February
San Antonio, TX

Average rainfall in February - San Antonio, TX
  • Average rainfall in February: 0.98"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is February (0.98").

Average rainfall days in February
San Antonio, TX

Average rainfall days in February - San Antonio, TX
  • Average rainfall days in February: 10.7 days

The month with the highest number of rainy days is September (17 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in February
San Antonio, TX

Average snowfall in February - San Antonio, TX
  • Average snowfall in February: 0.08"

The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in February
San Antonio, TX

Average snowfall days in February - San Antonio, TX
  • Average snowfall days in February: 0.3 days

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight in February /
Average sunshine in February
San Antonio, TX

Average daylight in February / Average sunshine in February - San Antonio, TX
  • Average daylight in February: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in February: 6h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in February
San Antonio, TX

Average sunshine days in February - San Antonio, TX
  • Average sunshine days in February: 15.3 days

The month with the most sunshine days is January (20.3 days).
The months with the least sunshine days are May and September (11.8 days).

Average UV index in February
San Antonio, TX

Average UV index in February - San Antonio, TX
  • Average UV index in February: 4

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in February
San Antonio, TX

Average cloud cover in February - San Antonio, TX
  • Average cloud cover in February: 43

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in February
San Antonio, TX

Average visibility in February - San Antonio, TX
  • Average visibility in February: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

San Antonio, Texas, USA

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