World Resorts USA Grand Forks Weather

Grand Forks weather in September

Weather in Grand Forks: September

Average day temperature: 71.9°F
Average night temperature: 57.7°F
Number of sunny days: 19 days
Day length: 11.7 - 13.4 hours
Number of rainy days: 1 day
Precipitation totals: 0.4 in.

Air temperature in September, °F

Show year:
2023
2022
2021

The highest day temperature during September of 2023 was 98°F. At the same time the lowest night temperature was 46°F. Day and night temperature averages during September were 75.3°F and 60.6°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in September, in.

Precipitation total value in Grand Forks in September is 0.4 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 9.9 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 September is: 8.9.

Best time for vacation in Grand Forks

Sunniest months:
September 19 days
August 17 days
July 16 days
Warmest months:
August 79.9 °F
July 79.7 °F
June 75.9 °F
Coldest months:
January 14.0 °F
February 15.2 °F
December 20.9 °F
Rainiest months:
May 2 days
July 2 days
June 2 days
Windiest months:
April 10.7 mph
March 10.2 mph
October 10.0 mph

Grand Forks on a weather map

Grand Forks
+59°F
E 27 mph
Feels like: +59°F
Precip.: 72%
Places in USA:
Name
°F
+55°F
+59°F
+77°F
+77°F
+88°F
+68°F
+88°F
+70°F
+99°F
+66°F
+61°F
+88°F
+90°F
+91°F
+75°F
24 Hours Forecast
Grand Forks
Local time: 13:39
May 18, saturday
1500
59°F
E
27 mph
1800
61°F
E
17 mph
2100
55°F
E
7 mph
May 19, sunday
0000
52°F
E
5 mph
0300
50°F
NE
7 mph
0600
50°F
NE
7 mph
0900
59°F
NE
5 mph
1200
61°F
N
8 mph
Units of measurement: °C / °F