Best Time to Visit Mount Vernon: Month-by-Month Guide

Best months for Mount Vernon: September, August, July.

  • Best months for Mount Vernon: September, August, July.
  • Peak season is July, August, June. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
  • Shoulder season: May, September, October. Good weather without the busiest period.
  • Wettest months: May, April, June.
  • The least pleasant month is January (score 3.8).

Year at a glance

2° -6° J 4° -4° F 9° 0° M 17° 6° A 22° 12° M 26° 17° J 28° 19° J 27° 18° A 24° 14° S 17° 7° O 10° 2° N 4° -3° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 2°C-6°C85 mm 11– – 3.8
February 4°C-4°C68 mm 10– – 4.5
March 9°C0°C95 mm 12– – 5.2
April 17°C6°C118 mm 13– – 6.3
May 22°C12°C113 mm 14– – 7.1
June 26°C17°C107 mm 12– – 7.3
July 28°C19°C91 mm 12– – 7.4
August 27°C18°C79 mm 10– – 7.7
September 24°C14°C77 mm 9– – 7.9
October 17°C7°C77 mm 10– – 7.0
November 10°C2°C80 mm 10– – 5.8
December 4°C-3°C84 mm 11– – 4.4

Frequently asked questions

When is the best time to visit Mount Vernon?

The best months are September, August, July.

When is the rainy season in Mount Vernon?

The wettest months are May, April, June.