World Resorts USA Yellowstone Weather

Yellowstone weather in August

Weather in Yellowstone: August

Average day temperature: 68.5°F
Average night temperature: 47.2°F
Number of sunny days: 23 days
Day length: 13.3 - 14.6 hours
Number of rainy days: 4 days
Precipitation totals: 1.9 in.

Air temperature in August, °F

Show year:
2023
2022
2021

The highest day temperature during August of 2023 was 78°F. At the same time the lowest night temperature was 39°F. Day and night temperature averages during August were 65.8°F and 50.6°F.

Sunny, partly cloudy and cloudy days

Mostly all days in August are sunny but cloudy days are also possible.

Precipitation total in August, in.

Precipitation total value in Yellowstone in August is 2.1 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 6.3 mph It makes August one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 9.8.

Best time for vacation in Yellowstone

Sunniest months:
July 25 days
August 23 days
September 21 days
Warmest months:
July 70.7 °F
August 68.5 °F
June 59.5 °F
Coldest months:
January 19.9 °F
December 20.0 °F
February 20.8 °F
Rainiest months:
May 9 days
June 6 days
September 4 days
Windiest months:
February 7.7 mph
November 7.4 mph
March 7.3 mph

Yellowstone on a weather map

Yellowstone
+30°F
NE 6 mph
Feels like: +25°F
Precip.: 100%
Places in USA:
Name
°F
+45°F
+55°F
+73°F
+73°F
+61°F
+57°F
+75°F
+52°F
+66°F
+57°F
+52°F
+68°F
+68°F
+73°F
+59°F
24 Hours Forecast
Yellowstone
Local time: 05:02
April 28, sunday
0600
30°F
NE
6 mph
0900
32°F
NE
8 mph
1200
34°F
NE
9 mph
1500
37°F
NE
12 mph
1800
36°F
NE
11 mph
2100
32°F
N
4 mph
April 29, monday
0000
28°F
NE
7 mph
0300
25°F
NW
3 mph
Units of measurement: °C / °F