Shamrock Glen Estates, MD
Unincorporated community in St. Mary's County, Maryland
Shamrock Glen Estates is a small unincorporated community in St. Mary's County, Maryland. It is 3.8 miles N of Mechanicsville, the nearest town. Its ZIP code is 20660.
Shamrock Glen Estates at a glance
- State
- Maryland
- County
- St. Mary's County
- ZIP code
- 20660
- Nearest town
- Mechanicsville (3.8 mi)
- Time zone
- America/New York
- Coordinates
- 38.3747, -76.7481
Weather in Shamrock Glen Estates now
Loading the National Weather Service forecast…
Shamrock Glen Estates weather by the hour
Shamrock Glen Estates weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Shamrock Glen Estates.
This week in Shamrock Glen Estates
Sunrise, sunset and moon in Shamrock Glen Estates
What is the weather usually like in Shamrock Glen Estates?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 85°F average high
- Januarycoldest month · 25°F average low
- 48.1 inprecipitation per year · 1,222 mm
- 15.1 insnowfall per year · 38 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Shamrock Glen Estates: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station MECHANICSVILLE 5 NE, MD US (USC00185865), adjusted for the elevation of Shamrock Glen Estates.
Shamrock Glen Estates weather month by month
Sunrise and sunset in Shamrock Glen Estates through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:21 AM | 5:11 PM | 9 h 50 min |
| February | 6:55 AM | 5:46 PM | 10 h 50 min |
| March | 7:16 AM | 7:15 PM | 11 h 58 min |
| April | 6:29 AM | 7:44 PM | 13 h 15 min |
| May | 5:53 AM | 8:12 PM | 14 h 18 min |
| June | 5:41 AM | 8:33 PM | 14 h 52 min |
| July | 5:54 AM | 8:31 PM | 14 h 37 min |
| August | 6:20 AM | 8:02 PM | 13 h 42 min |
| September | 6:47 AM | 7:16 PM | 12 h 29 min |
| October | 7:14 AM | 6:30 PM | 11 h 15 min |
| November | 6:47 AM | 4:55 PM | 10 h 8 min |
| December | 7:15 AM | 4:48 PM | 9 h 33 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Shamrock Glen Estates?
Shamrock Glen Estates has a humid subtropical climate. The warmest month is July, with an average high of 85°F (30°C), and the coldest is January, with average lows of 25°F (-4°C).
It gets about 48.1 inches (1,222 mm) of precipitation a year. The wettest month is September and the driest is February. Snow is common: about 15 inches fall in an average year.
The best time to visit Shamrock Glen Estates is May–June and August–September. 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 Shamrock Glen Estates
The closest live webcam is Lexington Park: Gov. Thomas Johnson Bridge, 14.7 miles E of Shamrock Glen Estates.
Webcams: Windy.com. Distances in a straight line from Shamrock Glen Estates.
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Map of Shamrock Glen Estates, MD
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Shamrock Glen Estates Street View
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Questions about Shamrock Glen Estates
Where is Shamrock Glen Estates, MD?
Shamrock Glen Estates is an unincorporated community in St. Mary's County, Maryland, 3.8 miles N of Mechanicsville.
What county is Shamrock Glen Estates in?
Shamrock Glen Estates is in St. Mary's County, Maryland.
What is the ZIP code of Shamrock Glen Estates, MD?
The ZIP code for Shamrock Glen Estates is 20660.
What is the nearest town to Shamrock Glen Estates?
Mechanicsville, 3.8 miles away.
Are there webcams near Shamrock Glen Estates?
Yes. The closest is Lexington Park: Gov. Thomas Johnson Bridge, 14.7 miles away.
What is the hottest month in Shamrock Glen Estates?
July, with an average high of 85°F (30°C).
What is the coldest month in Shamrock Glen Estates?
January, with an average low of 25°F (-4°C).
How much does it rain in Shamrock Glen Estates?
About 48.1 inches (1,222 mm) a year; the wettest month is September.
Does it snow in Shamrock Glen Estates?
Yes, about 15 inches of snow fall in an average year.
When is the best time to visit Shamrock Glen Estates?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Shamrock Glen Estates have?
Humid subtropical (Köppen Cfa).
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