Best Time to Visit Hannibal: Month-by-Month Guide

Best months for Hannibal: September, August, June, October.

  • Best months for Hannibal: September, August, June, October.
  • Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
  • Shoulder season: April, May, September, October. Good weather without the busiest period.
  • Wettest months: May, April, June.
  • The least pleasant month is January (score 4.6).

Year at a glance

3° -6° J 6° -4° F 12° 2° M 19° 7° A 24° 14° M 29° 19° J 31° 21° J 30° 19° A 26° 15° S 19° 9° O 12° 2° N 5° -3° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 3°C-6°C52 mm 7– – 4.6
February 6°C-4°C57 mm 7– – 5.2
March 12°C2°C80 mm 10– – 6.1
April 19°C7°C113 mm 11– – 7.0
May 24°C14°C119 mm 13– – 7.2
June 29°C19°C105 mm 10– – 7.6
July 31°C21°C90 mm 9– – 7.3
August 30°C19°C80 mm 9– – 7.7
September 26°C15°C83 mm 7– – 8.1
October 19°C9°C74 mm 9– – 7.5
November 12°C2°C78 mm 8– – 6.3
December 5°C-3°C57 mm 8– – 5.0

Frequently asked questions

When is the best time to visit Hannibal?

The best months are September, August, June, October.

When is the rainy season in Hannibal?

The wettest months are May, April, June.