Weather in Grand Canyon: May
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Average day temperature: | 69.3°F |
| Average night temperature: | 51.4°F | |
 |
Number of sunny days: | 25 days |
| Day length: | 13.7 - 14.5 hours | |
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Number of rainy days: | 2 days |
| Precipitation totals: | 0.9 in. | |
| more information | ||
14 days
forecast
forecast
| Grand Canyon |
weather in
June
June
| Grand Canyon |
Air temperature in May, °F
Show year:
2025
2024
2023
The highest day temperature during May of 2025 was 88°F. At the same time the lowest night temperature was 39°F. Daily and nightly averages during May were 71.5°F and 52.3°F.
Sunny, partly cloudy and cloudy days
Mostly all days in May are sunny but cloudy days are also possible.
Precipitation total in May, in.
Precipitation total value in Grand Canyon in May is 1.1 in. Other months of the year show relatively similar values.
Wind speed in May, mph
The average wind speed value in May is 10.1 mph It makes May one of the most 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 May is: 12.2.
Best time for vacation in Grand Canyon
Grand Canyon on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Grand Canyon
Local time: 21:16
December 21, sunday
0000
43°F
N
4 mph
4 mph
0300
39°F
N
7 mph
7 mph
0600
37°F
N
7 mph
7 mph
0900
41°F
NW
8 mph
8 mph
1200
54°F
N
8 mph
8 mph
1500
59°F
N
12 mph
12 mph
1800
52°F
N
8 mph
8 mph
2100
46°F
N
9 mph
9 mph
