Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
May verdict
San Antonio, Texas, United States in May
Weather score76Very good
Very good for holiday weather
Average highs sit around 30°C, giving warm days by monthly-average standards. Sunshine averages 7h per day, enough for a balanced month. Rainfall averages 94mm, so some wet days are possible.
May weather
Monthly averages
Temp
30°C
Rain
94mm
Sun
7h
Weather score
76
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 94mm, so some wet days are possible.
Some sun
Sunshine averages 7h per day, enough for a balanced month.
Map
Weather map
Compare San Antonio, Texas, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
May30°C average high
May sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
May94mm average rain
May is one of San Antonio's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to April, July to August, and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
May7 hours average sun
May sits close to San Antonio's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
May76 weather score
May is one of San Antonio's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsApril to October
These months have the strongest weather score in the monthly averages.
Hotels in San Antonio, Texas, United States
Marriott
View all
JW Marriott San Antonio Hill Country Resort & SpaSan Antonio, Texas, USA
The St. Anthony, a Luxury Collection Hotel, San AntonioSan Antonio, Texas, USA
Marriott San Antonio AirportSan Antonio, Texas, USA
San Antonio Marriott Northwest Medical CenterSan Antonio, Texas, USA
San Antonio Marriott Rivercenter on the River WalkSan Antonio, Texas, USA
San Antonio Marriott RiverwalkSan Antonio, Texas, USA