Measurements:
°C
°F
Hannibal
70°F
SW 6 mph
Feels like: 70°F
Precip: 1%
World Resorts USA Hannibal Weather September Weather in Hannibal

Hannibal Weather: September

Average Day Temperature: 84.5°F
Average Night Temperature: 64.0°F
Number of Sunny Days: 17 days
Sunshine Hours: 11.8 - 13.0 hours
Number of Rainy Days: 1 day
Precipitation Totals: 1.1 in

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 107°F. The lowest night temperature was 56°F. The average values for day and night temperatures during September were 86.6°F и 69.6°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Hannibal is 1.1 in.

Wind Speed in September, mph

The average wind speed in September is 7.6 mph. It makes September one of the most windless months of the year for Hannibal.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Hannibal in September is 8.6 hours.

Best Time to Visit Hannibal
The most sunny months:
October 18 days
September 17 days
June 15 days
The most warm months:
July 89.2 °F
August 88.7 °F
June 85.3 °F
The most cold months:
January 30.9 °F
February 38.0 °F
December 40.4 °F
The most rainy months:
May 3 days
June 3 days
July 3 days
The most windy months:
March 11 mph
April 11 mph
February 9 mph

Hannibal on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +62
Hawaii +82
Houston +86
Las Vegas +92
Los Angeles +100
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
Hannibal
Local time: 19:22
05 oct, monday
2100 58°F
W
6 mph
06 oct, tuesday
0000 56°F
NW
6 mph
0300 52°F
NW
7 mph
0600 50°F
N
7 mph
0900 60°F
N
9 mph
1200 78°F
N
11 mph
1500 82°F
NE
12 mph
1800 74°F
NE
6 mph