World Resorts USA Grand Junction Weather

Grand Junction weather in July

Weather in Grand Junction: July

Average day temperature: 93.5°F
Average night temperature: 66.2°F
Number of sunny days: 23 days
Day length: 14.2 - 14.9 hours
Number of rainy days: 0 days
Precipitation totals: 0.1 in.

Air temperature in July, °F

Show year:
2026
2025
2024

The highest day temperature during July of 2026 was 106°F. At the same time the lowest night temperature was 59°F. Daily and nightly averages during July were 100.5°F and 73.1°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in July, in.

Precipitation total value in Grand Junction in July is 0.1 in. Other months of the year show relatively similar values.

Wind speed in July, mph

The average wind speed value in July is 6.4 mph

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 July is: 12.0.

Best time for vacation in Grand Junction

Sunniest months:
July 23 days
June 23 days
May 21 days
Warmest months:
July 93.5 °F
August 90.6 °F
June 87.2 °F
Coldest months:
January 36.1 °F
December 41.1 °F
February 42.5 °F
Rainiest months:
September 2 days
October 1 day
November 1 day
Windiest months:
June 7.6 mph
April 7.4 mph
May 7.3 mph

Grand Junction on a weather map

Grand Junction
+63°F
NW 8 mph
Feels like: +63°F
Precip.: 8%
Places in USA:
Name
°F
+63°F
+66°F
+77°F
+66°F
+68°F
+84°F
+70°F
+64°F
+68°F
+59°F
+68°F
+82°F
+82°F
+81°F
+66°F
24 Hours Forecast
Grand Junction
Local time: 11:23
October 29, thursday
1200
63°F
NW
8 mph
1500
68°F
N
6 mph
1800
55°F
N
1 mph
2100
48°F
N
2 mph
October 30, friday
0000
45°F
N
4 mph
0300
45°F
N
4 mph
0600
45°F
N
5 mph
0900
50°F
NW
4 mph
Units of measurement: °C / °F