Mount Vernon in August

7.7out of 10

Yes, a good time to go

Warm and comfortable: highs around 27°C. Frequent rain: about 10 rainy days.

27°CAvg high
18°CAvg low
10Rainy days (79 mm)
13:36 hDaylight
06:46Sunrise · 20:22 Sunset

Why this score

  • Warm and comfortable: highs around 27°C
  • Frequent rain: about 10 rainy days

What to wear and pack

  • T-shirts and light layers
  • Shorts or a light skirt
  • Rain jacket or compact umbrella

How reliable is the forecast?

Rainfall in August is fairly consistent from year to year (2.6 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.

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

How hot is Mount Vernon in August?

Daytime highs average 27°C and nights about 18°C.

When is the best time to visit Mount Vernon?

The best months are September, August, July.