April 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 temperature in April in Annapolis?

The average high-temperature, in April, in Annapolis, Maryland, is 63.9°F (17.7°C), while the average low-temperature is 45.9°F (7.7°C).

How much does it rain in Annapolis in April?

In April, the rain falls for 11.2 days. Throughout April, 3.7" (93mm) of precipitation is accumulated.

What is the sea water temperature in April in Annapolis?

In April, the average sea temperature is 51.4°F (10.8°C). Swimming in 51.4°F (10.8°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.
Average temperature in April - Annapolis, MD
  • Average high temperature in April: 17.7°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 April: 7.7°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 April - Annapolis, MD
  • Average rainfall in April: 93mm

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 April - Annapolis, MD
  • Average rainfall days in April: 11.2 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 April - Annapolis, MD
  • Average sea temperature in April: 10.8°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 April / Average sunshine in April - Annapolis, MD
  • Average daylight in April: 13.3h

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 April: 8h

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 April - Annapolis, MD
  • Average UV index in April: 6

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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