San Antonio weather by month › May
San Antonio in May: weather and what to expect
It’s fine, but not the best. March is more pleasant.
May weather in San Antonio
Daytime high88°F 31°C
Night low67°F 20°C
Rain3.5 in 90 mm
AirHumid
SunStrong sun
In May, San Antonio averages highs of 88°F (31°C) and lows of 67°F (20°C), with 3.5 in (90 mm) of rain. The air feels humid and the sun is strong. 1991–2020 averages, not a forecast.
Pack: light clothes and sun protection.
Places with the same weather in May
Match out of 100 for May, one city per country.
- Belagavi India · 92°F highs86
- Santiago de los Caballeros Dominican Republic · 91°F highs84
- Ciudad Benito Juárez Mexico · 93°F highs84
- Turmero Venezuela · 89°F highs84
- Mahajanga Madagascar · 91°F highs84
- Kisumu Kenya · 84°F highs83
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