World Resorts USA Grapevine Weather

Grapevine weather in September

Weather in Grapevine: September

Average day temperature: 88.6°F
Average night temperature: 76.1°F
Number of sunny days: 21 days
Day length: 11.9 - 12.8 hours
Number of rainy days: 1 day
Precipitation totals: 0.5 in.

Air temperature in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
17
34
51
68
85
102
119
136
Day temperature   
Night temperature

The highest day temperature during September of 2024 was 100°F. At the same time the lowest night temperature was 65°F. Daily and nightly averages during September were 87.1°F and 73.9°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
72%
17%
10%

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

Precipitation total in September, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.4
0.8
1.1
1.5
1.9
2.3
2.7
1.3
2.2
1.6
1.0
1.3
2.2
1.6
1.0

Precipitation total value in Grapevine in September is 0.5 in. Other months of the year show relatively similar values.

Wind speed in September, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.0
3.9
5.9
7.8
9.8
11.7
13.7
15.6
9.4
9.4
9.5
8.6
9.0
9.1
10.1
11.3
11.4
10.3
9.7
9.4
9.4
9.5
8.0
8.6
9.0
9.1
10.1
11.3
11.4
10.3
9.7

The average wind speed value in September is 8.0 mph It makes September lest windy month of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.8
3.6
5.4
7.2
9.0
10.8
12.6
5.9
6.9
8.7
10.5
10.4
10.2
7.5
6.9
7.7
6.2
6.6
5.9
6.9
8.7
9.9
10.5
10.4
10.2
7.5
6.9
7.7
6.2
6.6

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: 9.9.

Best time for vacation in Grapevine

Sunniest months:
August 23 days
September 21 days
October 21 days
Warmest months:
August 95.6 °F
July 94.8 °F
June 90.9 °F
Coldest months:
January 52.2 °F
February 54.2 °F
December 58.8 °F
Rainiest months:
May 4 days
April 4 days
October 3 days
Windiest months:
March 11.4 mph
April 11.3 mph
February 10.3 mph

Grapevine on a weather map

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24 Hours Forecast
Grapevine
Local time: 18:50
April 05, saturday
2100
46°F
S
17 mph
April 06, sunday
0000
41°F
SE
19 mph
0300
39°F
SE
16 mph
0600
39°F
SE
17 mph
0900
39°F
SE
16 mph
1200
41°F
SE
17 mph
1500
43°F
SE
17 mph
1800
45°F
S
14 mph
Units of measurement: °C / °F