World Resorts USA Grand Junction

Grand Junction Monthly Weather Averages

Please click on any column to get detailed information about Grand Junction weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
15
30
45
60
75
90
105
120
39.3
49.9
66.2
82.1
89.7
92.5
86.0
73.6
61.3
50.2
40.6
34.7
23.4
29.7
42.4
54.8
63.5
66.2
59.7
51.0
41.1
32.1
25.0
20.5
Day temperature   
Night temperature

The warmest month in Grand Junction is july. The average daily temp is 92.5°F. The average nightly temp is 66.2°F.

Precipitation total, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.1
0.2
0.4
0.5
0.6
0.7
0.8
0.9
0.5
0.7
0.4
0.4
0.3
0.1
0.3
0.2
0.3
0.6
0.4
0.2

July is the month with least precipitations during the year. The average precipitation totals for this month is 0.1 in. The month with most precipitation total is November.

Number of rainy days

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
2
1
1
1
1
0
0
0
0
1
1
0
0

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
1
2
3
4
5
6
7
8
3.8
4.5
5.3
6
6.1
6.2
7.2
7.2
7.2
6.8
4.9
3.5
Sunny, partly cloudy and cloudy days
1
2
3
4
5
6
7
8
9
10
11
12
0
5
10
15
20
25
30
35
8
3
2
2
2
2
2
3
4
9
7
6
7
8
6
6
8
7
6
8
6
10
8
9
16
19
23
23
21
22
21
20
20
12
14
16
Cloudy days   
Partly cloudy days   
Sunny days
Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
2
4
6
8
10
12
14
6
7.5
8.8
10.3
10.3
11.6
11.7
10.4
9.7
7.2
7
6.4

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* Charts above show average data for the last 3 years.

Best time for vacation in Grand Junction

Sunniest months:
October 23 days
September 23 days
July 22 days
Warmest months:
July 92.5 °F
August 89.7 °F
June 86.0 °F
Coldest months:
January 34.7 °F
December 39.3 °F
February 40.6 °F
Rainiest months:
November 1 day
March 1 day
October 1 day
Windiest months:
May 7.2 mph
June 7.2 mph
April 7.2 mph

Grand Junction on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
Boston
+39°F
Washington
+46°F
Hawaii
+75°F
Honolulu
+75°F
Las Vegas
+91°F
Los Angeles
+77°F
Miami
+73°F
New York
+45°F
Orlando
+73°F
San Diego
+66°F
San Francisco
+54°F
Sarasota
+70°F
Tampa
+72°F
Houston
+82°F
Chicago
+46°F
all places
24 Hours Forecast
Grand Junction
Local time: 18:23
April 11, friday
2100
59°F
N
6 mph
April 12, saturday
0000
50°F
N
7 mph
0300
45°F
N
8 mph
0600
41°F
N
7 mph
0900
59°F
NW
11 mph
1200
77°F
NE
16 mph
1500
82°F
E
24 mph
1800
73°F
NE
20 mph
Units of measurement: °C / °F