Measurements:
°C
°F
Baltimore
66°F
SE 12 mph
Feels like: 66°F
Precip: 1%
World Resorts USA Baltimore Weather May Weather in Baltimore

Baltimore Weather: May

Average Day Temperature: 72.0°F
Average Night Temperature: 58.7°F
Sea Water Temperature: 64.8°F
Number of Sunny Days: 12 days
Sunshine Hours: 13.9 - 14.7 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.0 in

Air Temperature in May, °F

Select Year: 2026 2025 2024

The highest day temperature in May 2026 was 103°F. The lowest night temperature was 41°F. The average values for day and night temperatures during May were 75.8°F и 57.8°F respectivly.

Baltimore Water Sea Temperature in May, °F

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Baltimore was 65.6°F. The maximum and minimum values were 59.6°F and 74.4°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Baltimore is 1.0 in. It makes may one of the least rainy months of the year.

Wind Speed in May, mph

The average wind speed in May is 7.9 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Baltimore in May is 7.8 hours.

Best Time to Visit Baltimore
The most sunny months:
November 17 days
October 16 days
June 14 days
The most warm months:
July 91.2 °F
August 87.3 °F
June 84.9 °F
Warmest sea temperature:
July 84.4 °F
August 83.8 °F
September 78.4 °F
The most cold months:
January 37.9 °F
February 41.6 °F
December 43.1 °F
The most rainy months:
August 3 days
July 3 days
October 3 days
The most windy months:
March 9 mph
April 9 mph
January 9 mph

Baltimore on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +62
Hawaii +82
Houston +86
Las Vegas +92
Los Angeles +100
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
Baltimore
Local time: 20:21
05 oct, monday
2100 66°F
SE
12 mph
06 oct, tuesday
0000 62°F
SE
12 mph
0300 56°F
S
11 mph
0600 52°F
S
11 mph
0900 54°F
S
8 mph
1200 62°F
S
6 mph
1500 66°F
S
3 mph
1800 66°F
NW
2 mph