Weather in September 2025

Hannibal weather in September 2025

The temperatures in Hannibal in September are comfortable with low of 15°C and and high up to 26°C.

You can expect about 3 to 8 days of rain in Hannibal during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Hannibal in September 2025.

If you’re planning to visit Hannibal in the near future, we highly recommend that you review the 14 day weather forecast for Hannibal before you arrive.

Temperatures
Temperatures
26° / 15°
Rainy Days
Rainy Days
6
Snowy Days
Snowy Days
0
Dry Days
Dry Days
24
Rainfall
Rainfall
115
mm
10.6
Sun Hours
10.6
Hrs

Hannibal annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 1° / -6° 4 16 11 76 mm
Awful
February 3° / -4° 4 15 9 79 mm
Awful
March 11° / 3° 7 20 4 118 mm
Awful
April 17° / 7° 8 21 1 157 mm
Ok
May 22° / 13° 10 21 0 174 mm
Ok
June 28° / 18° 9 21 0 179 mm
Good
July 29° / 20° 8 23 0 148 mm
Ok
August 29° / 19° 6 25 0 125 mm
Good
September 26° / 15° 6 24 0 115 mm
Perfect
October 18° / 9° 6 25 0 117 mm
Good
November 11° / 3° 4 24 2 87 mm
Bad
December 5° / -2° 4 21 6 71 mm
Awful
Temperatures in Hannibal in September
Rain in Hannibal in September

Recommended Hotels in Hannibal

We know that finding the ideal hotel in Hannibal can be a hard task...

That’s why we run our special tools and found the best hotels in Hannibal. Click on hotel for more details.

Weather in Hannibal in September - FAQ

What is the average temperature in Hannibal in September?
The average temperature in Hannibal in September is 15/26° C.
What is the chance of rain in Hannibal in September?
On average, there are 6 rainy days in Hannibal during September.
Weather wise, is September a good time to visit Hannibal?
The weather in Hannibal in September is perfect.
Can it snow in Hannibal in September?
On average, there are 0 snowy days in Hannibal in September.
More about the weather in Hannibal