Yellowstone National Park, Wyoming

Daily Forecast
Updated:   2026-08-19 @ 3:47 pm

Day   Temp   Conditions Precip Wind

Aug 19 This Afternoon 71° F Sunny   0%   W 7 mph
  Tonight 42° F Mostly Clear   0%   WSW 1 to 6 mph

Aug 20 Thursday 76° F Sunny   0%   SW 1 to 8 mph
  Thursday Night 44° F Partly Cloudy   1%   SSW 1 to 6 mph

Aug 21 Friday 80° F Sunny   1%   WSW 3 mph
  Friday Night 46° F Mostly Cloudy   7%   E 2 mph

Aug 22 Saturday 72° F Slight Chance Rain Showers then Chance Showers And Thunderstorms   54%   S 5 mph
  Saturday Night 43° F Chance Showers And Thunderstorms then Mostly Cloudy   38%   SSW 3 mph

Aug 23 Sunday 69° F Mostly Sunny then Chance Showers And Thunderstorms   35%   SW 3 to 7 mph
  Sunday Night 40° F Slight Chance Showers And Thunderstorms then Partly Cloudy   11%   SW 5 mph

Aug 24 Monday 69° F Mostly Sunny then Slight Chance Showers And Thunderstorms   24%   SW 5 mph
  Monday Night 39° F Chance Showers And Thunderstorms then Partly Cloudy   27%   SSW 2 mph

Aug 25 Tuesday 70° F Mostly Sunny then Chance Showers And Thunderstorms   33%   SSW 1 to 5 mph
  Tuesday Night 40° F Slight Chance Showers And Thunderstorms then Mostly Cloudy   20%   S 3 mph