July weather forecast and climate
Annapolis, MD

A view of Chesapeake Bay at dusk, in Annapolis, Maryland, with a distant view of the US Naval Academy chapel dome
A view of Chesapeake Bay at dusk, in Annapolis, Maryland, with a distant view of the US Naval Academy chapel dome
July, like June, in Annapolis, Maryland, is a moderately hot summer month, with average temperature varying between 84.7°F (29.3°C) and 72°F (22.2°C).

Temperature

With an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 72°F (22.2°C), July is the warmest month.

Heat index

The average heat index is evaluated at a tropical 93.6°F (34.2°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'real feel', or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like differences in body mass, height, and shape, pregnancy, metabolic differences, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in Annapolis is 74%.

Rainfall

In Annapolis, Maryland, it is raining for 14.3 days, with typically 1.54" (39mm) of accumulated precipitation. Throughout the year, in Annapolis, there are 120.4 rainfall days, and 10.47" (266mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Ocean temperature

In Annapolis, in July, the average water temperature is 76.1°F (24.5°C).
Note: For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 76.1°F (24.5°C).

Daylight

In July, the average length of the day is 14.6h.

Sunshine

The month with the most sunshine in Annapolis is July, with an average of 10.8h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 in July interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the warmest month in Annapolis?

July is the warmest month in Annapolis, with an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 72°F (22.2°C).

What is the temperature in July in Annapolis?

The average high-temperature, in July, in Annapolis, Maryland, is 84.7°F (29.3°C), while the average low-temperature is 72°F (22.2°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), that represents influence of the relative humidity to air temperaure, is calculated to 93.6°F (34.2°C).

What is the average humidity in July in Annapolis?

In Annapolis, the average relative humidity in July is 74%.

How much does it rain in Annapolis in July?

In Annapolis, Maryland, in July, it is raining for 14.3 days, with typically 1.54" (39mm) of accumulated precipitation.

When it does not snow in Annapolis?

In Annapolis, Maryland, snow does not fall in April through October.

What is the water temperature in July in Annapolis?

In Annapolis, the average seawater temperature in July is 76.1°F (24.5°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 76.1°F (24.5°C) water may be enjoyable.

What is the average length of the day in July in Annapolis?

The average length of the day in July is 14.6h.

What month has the most sunshine in Annapolis?

The month with the most sunshine in Annapolis, Maryland, is July, with an average of 10.8h of sunshine.

How many hours of sunshine does Annapolis have in July?

The average sunshine in July in Annapolis, Maryland, is 10.8h.

What are the months with the highest UV index in Annapolis?

Months with the highest UV index in Annapolis are May through August, with an average maximum UV index of 6.

How high is the UV index in July in Annapolis?

In July, the average daily maximum UV index in Annapolis, Maryland, is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to the Sun's UV rays.
Average temperature in July - Annapolis, MD
  • Average high temperature in July: 29.3°C

The warmest month (with the highest average high temperature) is July (29.3°C).
The month with the lowest average high temperature is January (4.6°C).

  • Average low temperature in July: 22.2°C

The month with the highest average low temperature is July (22.2°C).
The coldest month (with the lowest average low temperature) is January (-1.2°C).

Average pressure in July - Annapolis, MD
  • Average pressure in July: 1014.7mbar

The month with the highest atmospheric pressure is November (1020.4mbar).
The month with the lowest atmospheric pressure is June (1014mbar).

Average wind speed in July - Annapolis, MD
  • Average wind speed in July: 10.6km/h

The windiest month (with the highest average wind speed) is January (16.1km/h).
The calmest months (with the lowest average wind speed) are July and August (10.6km/h).

Average humidity in July - Annapolis, MD
  • Average humidity in July: 74%

The month with the highest relative humidity is May (78%).
Months with the lowest relative humidity are January, March, April and November (72%).

Average rainfall in July - Annapolis, MD
  • Average rainfall in July: 39mm

The wettest month (with the highest rainfall) is August (43mm).
The driest month (with the least rainfall) is January (12mm).

Average rainfall days in July - Annapolis, MD
  • Average rainfall days in July: 14.3 days

Months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

Average snowfall in July - Annapolis, MD
  • Average snowfall in July: 0mm

The month with the highest snowfall is January (17mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in July - Annapolis, MD
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (2.5 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in July - Annapolis, MD
  • Average sea temperature in July: 24.5°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 July / Average sunshine in July - Annapolis, MD
  • Average daylight in July: 14.6h

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

  • Average sunshine in July: 10.8h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 5h).

Average sunshine days in July - Annapolis, MD
  • Average sunshine days in July: 13.9 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

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

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in July - Annapolis, MD
  • Average cloud cover in July: 28

Months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in July - Annapolis, MD
  • Average visibility in July: 10km

Months with the highest visibility are February, April, June, July, August, October and November (10km).
Months with the lowest visibility are January, March, May, September and December (9km).