San Antonio, Texas

Daily Forecast
Updated:   2026-05-20 @ 7:42 pm
There are 5 regional alerts

Day   Temp   Conditions Precip Wind

May 20 Tonight 70° F Chance Showers And Thunderstorms   56%   E 5 mph

May 21 Thursday 81° F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms   56%   ESE 5 mph
  Thursday Night 70° F Chance Showers And Thunderstorms   42%   SE 0 to 5 mph

May 22 Friday 86° F Slight Chance Showers And Thunderstorms   26%   SSE 0 to 5 mph
  Friday Night 71° F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely   57%   SSE 5 mph

May 23 Saturday 83° F Showers And Thunderstorms   82%   SSE 5 mph
  Saturday Night 70° F Showers And Thunderstorms   82%   E 0 to 5 mph

May 24 Sunday 84° F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms   60%   ENE 5 mph
  Sunday Night 69° F Chance Showers And Thunderstorms   53%   NE 0 to 5 mph

May 25 Memorial Day 85° F Slight Chance Showers And Thunderstorms   20%   NE 5 mph
  Monday Night 71° F Slight Chance Showers And Thunderstorms then Mostly Clear   20%   ESE 0 to 5 mph

May 26 Tuesday 86° F Chance Showers And Thunderstorms   37%   SE 0 to 5 mph
  Tuesday Night 73° F Chance Showers And Thunderstorms   45%   SE 5 to 10 mph

May 27 Wednesday 85° F Showers And Thunderstorms Likely   70%   SE 5 to 10 mph