August weather forecast and climate
Annapolis, MD

A view of Chesapeake Bay at dusk, found in Annapolis, Maryland, with a distant view of the US Naval Academy chapel dome,
A view of Chesapeake Bay at dusk, found in Annapolis, Maryland, with a distant view of the US Naval Academy chapel dome,

What is the average temperature in August in Annapolis?

The average high-temperature, in August, in Annapolis, is 84°F (28.9°C), while the average low-temperature is 69.1°F (20.6°C).
Average temperature in August - Annapolis, MD
  • Average high temperature in August: 28.9°C

The warmest month (with the highest average high temperature) is July (29.9°C).
The month with the lowest average high temperature is January (5.9°C).

  • Average low temperature in August: 20.6°C

The month with the highest average low temperature is July (21.8°C).
The coldest month (with the lowest average low temperature) is January (-1.6°C).

Average rainfall in August - Annapolis, MD
  • Average rainfall in August: 98.6mm

The wettest month (with the highest rainfall) is September (120.9mm).
The driest month (with the lowest rainfall) is February (74.7mm).

Average rainfall days in August - Annapolis, MD
  • Average rainfall days in August: 8.8 days

Months with the highest number of rainy days are March and April (11.2 days).
Months with the lowest number of rainy days are September and October (7.8 days).

Average sea temperature in August - Annapolis, MD
  • Average sea temperature in August: 25.4°C

The best month for swimming (with the highest average sea temperature) is August (25.4°C).
The coldest month (with the lowest average sea temperature) is February (7.3°C).

Average daylight in August / Average sunshine in August - Annapolis, MD
  • Average daylight in August: 13.6h

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in August: 9h

Months with most sunshine are June, July and August (Average sunshine: 9h).
Months with least sunshine are January, November and December (Average sunshine: 5).

Average UV index in August - Annapolis, MD
  • Average UV index in August: 8

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January and December (UV index 2).

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