San Antonio weather in April 2025

Expect 81°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in San Antonio in April. Check more long-term weather averages for San Antonio in April before you book your next holiday to Texas in 2025/2026.

81
81°F max day temperature
7
7 hours of sunshine per day
7
7 days with some rainfall
59
59°F min night temperature
13
13 hours of daylight per day
L
Low heat & humidity
2.3
2.3 inches of monthly rainfall
10
10 (Very High) UV index

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The April weather guide for Texas (San Antonio) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

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How hot is it in San Antonio in April?

Daytime temperatures usually reach 81°F in San Antonio in April with low heat and humidity, falling to 59°F at night.

How sunny is it in San Antonio in April?

There are normally 7 hours of bright sunshine each day in San Antonio in April - that's 53% of daylight hours.

Does it rain in San Antonio in April?

There are usually 7 days with some rain in San Antonio in April and the average monthly rainfall is 2.3 inches.

San Antonio April sunrise & sunset times

Browse the sunrise and sunset times for San Antonio in April 2025. Select a month to view San Antonio sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Tuesday, 1st April 2025	06:23	18:53
Tuesday, 15th April 2025	06:07	19:01
Wednesday, 30th April 2025	05:53	19:10

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Texas - quick facts
Flight time^✝	10 hours
Time difference	UK -6 to -7 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Tourist info	Texas Economic Development & Tourism Division