The best times to visit Maryland for ideal weather are

April 23rd to June 24th

or

August 27th to October 28th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Maryland Travel Info

Weather in Maryland

Temperature

Average temperatures in Maryland vary drastically. Considering humidity, temperatures feel nice most of the year, excluding some cold weeks in the winter, with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 56th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Maryland, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 87°F (30.6°C) with temperatures rarely dropping below 71.3°F (21.8°C) at night.

Maryland Temperatures (Fahrenheit)

Key
High
Average
Low

Maryland Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Maryland Perceived Temperature (F)

Key
High
Average
Low

Maryland Perceived Temperature (C)

Key
High
Average
Low

 

Average Maryland Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 41.7 34.1 27.7
Feb 43.3 35 28.3
Mar 53.3 44 36.5
Apr 65 54.9 46.6
May 74.5 65.1 57.1
Jun 82.1 73.7 66.1
Jul 85.8 77.4 70
Aug 83.6 75.3 68.1
Sep 77.9 69.5 62.3
Oct 67.3 58.7 51.6
Nov 55.7 47.5 40.8
Dec 47.6 40.4 34.4

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 5.4 1.2 -2.4
Feb 6.3 1.7 -2.1
Mar 11.8 6.7 2.5
Apr 18.3 12.7 8.1
May 23.6 18.4 13.9
Jun 27.8 23.2 18.9
Jul 29.9 25.2 21.1
Aug 28.7 24.1 20.1
Sep 25.5 20.8 16.8
Oct 19.6 14.8 10.9
Nov 13.2 8.6 4.9
Dec 8.7 4.7 1.3

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Maryland are September, January, and then November. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around mid to late September. For example, on the week of September 17th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late December with an average of 1 days of significant precipitation the week of December 24th.

When can you find snow in Maryland? Weather stations report a good amount of seasonal snow likely to be deepest around February, especially close to early February. The best time to ski (if at all) in Maryland is often around around December 17th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Maryland.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Maryland (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 6% 1.8 0.8
Feb 6% 4.6 0.8
Mar 7% 2.3 1.1
Apr 7% 0 1.1
May 7% 0 1.1
Jun 8% 0 1.4
Jul 6% 0 1.1
Aug 6% 0 1.3
Sep 5% 0 1.1
Oct 6% 1.2 1.4
Nov 6% 0 0.8
Dec 8% 3.9 1.3

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 6 4.6 2
Feb 6 11.7 2
Mar 7 5.8 2.8
Apr 7 0 2.8
May 7 0 2.8
Jun 8 0 3.6
Jul 6 0 2.8
Aug 6 0 3.3
Sep 5 0 2.8
Oct 6 3 3.6
Nov 6 0 2
Dec 8 9.9 3.3

 

Humidity and Wind

Maryland has some high humidity months, with other comfortably humid months. The least humid month is March (52.4% relative humidity), and the most humid month is August (65.5%).

Wind in Maryland is usually calm. The windiest month is February, followed by March and April. February’s average wind speed of around 7.2 knots (8.3 MPH or 13.3 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid February where average top sustained speeds reach 15.5 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Maryland.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 6.7 Light breeze 13.6 Significant breeze
Feb 7.2 Gentle breeze 14.6 Significant breeze
Mar 7.1 Gentle breeze 13.8 Significant breeze
Apr 6.9 Light breeze 13.8 Significant breeze
May 5.8 Light breeze 12 Significant breeze
Jun 5.4 Light breeze 11.8 Significant breeze
Jul 5 Light breeze 11.1 Significant breeze
Aug 4.7 Light breeze 10.4 Gentle breeze
Sep 5.1 Light breeze 10.8 Significant breeze
Oct 5.9 Light breeze 12 Significant breeze
Nov 6.2 Light breeze 12.4 Significant breeze
Dec 6.3 Light breeze 12.8 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 55.9%
Feb 53.4%
Mar 52.4%
Apr 53%
May 60.7%
Jun 62.6%
Jul 62.1%
Aug 65.5%
Sep 65.4%
Oct 64.5%
Nov 59.6%
Dec 64%

 

Is it Safe to Travel to Maryland?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Maryland, United States is July, followed by June and May. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Maryland in November. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is very reliable. Displayed data is calculated relative to the peak, so a score of 28.5 in November means 28.5% of the tourists vs. July.

 

 

Overall Maryland Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 80.8°F (27.1°C) and 45.5°F (7.5°C) with far warmer temperatures in the later months. Rain is rare with roughly 2 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see moderate precipitation with about 2 days of precipitation per month. June – August is the busiest season for tourism in Maryland, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 82.6°F (28.1°C) and 51.3°F (10.7°C), which will feel comfortable given the humidity and wind. It rains or snows a normal amount: approximately 2 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is too cold this time of year in Maryland to be enjoyable for warm weather travelers. The average high during this season is between 48.4°F (9.1°C) and 38.6°F (3.7°C). On average, it rains or snows a smalll amount: consistently 2 times per month. These times of year are fairly slow with tourists.

 

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