Waterloo, MD
Unincorporated community in Charles County, Maryland
Waterloo is a small unincorporated community in Charles County, Maryland. It is 4.4 miles NW of Cobb Island, the nearest town. Its ZIP code is 20626.
Waterloo at a glance
- State
- Maryland
- County
- Charles County
- ZIP code
- 20626
- Nearest town
- Cobb Island (4.4 mi)
- Time zone
- America/New York
- Coordinates
- 38.2311, -76.7794
Weather in Waterloo now
Loading the National Weather Service forecast…
Waterloo weather by the hour
Waterloo weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Waterloo.
This week in Waterloo
Sunrise, sunset and moon in Waterloo
What is the weather usually like in Waterloo?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 88°F average high
- Januarycoldest month · 29°F average low
- 45.2 inprecipitation per year · 1,148 mm
- 11.5 insnowfall per year · 29 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Waterloo: April–May and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station WARSAW 2 NW, VA US (USC00448894), adjusted for the elevation of Waterloo.
Waterloo weather month by month
Sunrise and sunset in Waterloo through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:20 AM | 5:12 PM | 9 h 51 min |
| February | 6:55 AM | 5:46 PM | 10 h 51 min |
| March | 7:16 AM | 7:15 PM | 11 h 59 min |
| April | 6:29 AM | 7:44 PM | 13 h 15 min |
| May | 5:54 AM | 8:12 PM | 14 h 18 min |
| June | 5:41 AM | 8:33 PM | 14 h 51 min |
| July | 5:54 AM | 8:31 PM | 14 h 36 min |
| August | 6:20 AM | 8:02 PM | 13 h 41 min |
| September | 6:47 AM | 7:16 PM | 12 h 29 min |
| October | 7:14 AM | 6:30 PM | 11 h 16 min |
| November | 6:47 AM | 4:56 PM | 10 h 9 min |
| December | 7:15 AM | 4:49 PM | 9 h 34 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Waterloo?
Waterloo has a humid subtropical climate. The warmest month is July, with an average high of 88°F (31°C), and the coldest is January, with average lows of 29°F (-2°C).
It gets about 45.2 inches (1,148 mm) of precipitation a year. The wettest month is August and the driest is February. Snow is common: about 12 inches fall in an average year.
The best time to visit Waterloo is April–May and September–October. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near Waterloo
The closest live webcam is Lexington Park › East: Maryland 237, 16.0 miles E of Waterloo.
Webcams: Windy.com. Distances in a straight line from Waterloo.
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Map of Waterloo, MD
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Waterloo Street View
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Open in Google Maps ›Towns near Waterloo
Other communities near Waterloo
Questions about Waterloo
Where is Waterloo, MD?
Waterloo is an unincorporated community in Charles County, Maryland, 4.4 miles NW of Cobb Island.
What county is Waterloo in?
Waterloo is in Charles County, Maryland.
What is the ZIP code of Waterloo, MD?
The ZIP code for Waterloo is 20626.
What is the nearest town to Waterloo?
Cobb Island, 4.4 miles away.
Are there webcams near Waterloo?
Yes. The closest is Lexington Park › East: Maryland 237, 16.0 miles away.
What is the hottest month in Waterloo?
July, with an average high of 88°F (31°C).
What is the coldest month in Waterloo?
January, with an average low of 29°F (-2°C).
How much does it rain in Waterloo?
About 45.2 inches (1,148 mm) a year; the wettest month is August.
Does it snow in Waterloo?
Yes, about 12 inches of snow fall in an average year.
When is the best time to visit Waterloo?
April–May and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does Waterloo have?
Humid subtropical (Köppen Cfa).
Last updated: