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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, is another cold winter month in Glenmont, Maryland, with an average temperature fluctuating between 26.2°F (-3.2°C) and 39°F (3.9°C). Glenmont records the coldest temperatures in January, averaging a high of 39°F (3.9°C) and a low of 26.2°F (-3.2°C). Weather in January »
Weather in February
February, the last month of the winter in Glenmont, is a frosty month, with temperature in the range of an average low of 28.8°F (-1.8°C) and an average high of 43.9°F (6.6°C). As Glenmont welcomes February, the average high-temperature is noted at a chilly 43.9°F (6.6°C), closely aligning with the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Glenmont, Maryland, with temperature in the range of an average high of 52°F (11.1°C) and an average low of 36.1°F (2.3°C). The average high-temperature mildly increases in March, edging from a chilly 43.9°F (6.6°C) in February to a fresh 52°F (11.1°C). Weather in March »
Weather in April
April is a refreshing spring month in Glenmont, Maryland, with an average temperature varying between 46°F (7.8°C) and 64.2°F (17.9°C). The start of April signals an increase in the average high-temperature, moving from a fresh 52°F (11.1°C) in March to a refreshing 64.2°F (17.9°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Glenmont, Maryland, with an average temperature varying between 73.9°F (23.3°C) and 55.8°F (13.2°C). The start of May brings a rise in the average high-temperature, moving from an enjoyable 64.2°F (17.9°C) in April to a moderately hot 73.9°F (23.3°C). Weather in May »
Weather in June
June, the first month of the summer in Glenmont, is also a moderately hot month, with temperature in the range of an average low of 63.9°F (17.7°C) and an average high of 81.7°F (27.6°C). With the onset of June, Glenmont's average high-temperature sees a modest rise, moving from May's 73.9°F (23.3°C) to a still moderately hot 81.7°F (27.6°C). Weather in June »
Weather in July
July in Glenmont, Maryland, is a tropical summer month, with temperature in the range of an average high of 87.3°F (30.7°C) and an average low of 68.7°F (20.4°C). The highest temperatures are recorded in July, with averages reaching a high of 87.3°F (30.7°C) and a low of 68.7°F (20.4°C). During July, the heat index is estimated at a sweltering 98.6°F (37°C). Weather in July »
Weather in August
August, the last month of the summer in Glenmont, is another warm month, with an average temperature varying between 67.6°F (19.8°C) and 84.9°F (29.4°C). As August takes its course, Glenmont's average high-temperature registers at a moderately hot 84.9°F (29.4°C), closely aligning with the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Glenmont, Maryland, with an average temperature ranging between min 60.8°F (16°C) and max 78.1°F (25.6°C). The arrival of September signals a subtle shift in temperature, down from 84.9°F (29.4°C) in August to a still moderately hot 78.1°F (25.6°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Glenmont, Maryland, with an average temperature varying between 50.2°F (10.1°C) and 65.8°F (18.8°C). Glenmont's October weather comes with a decrease in average high-temperatures, moving from a moderately hot 78.1°F (25.6°C) in September to a refreshing 65.8°F (18.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Glenmont, Maryland, with temperature in the range of an average low of 38.8°F (3.8°C) and an average high of 53.4°F (11.9°C). Glenmont's weather changes with the onset of November, slightly falling from an enjoyable 65.8°F (18.8°C) in October to a cool 53.4°F (11.9°C). Weather in November »
Weather in December
December, the first month of the winter in Glenmont, is still a chilly month, with an average temperature varying between 32.9°F (0.5°C) and 45.3°F (7.4°C). The arrival of December suggests a slight decrease in the average high-temperature, moving from a cool 53.4°F (11.9°C) in November to a frosty 45.3°F (7.4°C). Weather in December »
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Glenmont?
January is the coldest month of the year, registering average temperatures as high as 39°F (3.9°C) and as low as 26.2°F (-3.2°C).
What is the driest month?
January is the month with the least rainfall in Glenmont. Rain falls for 9.3 days and accumulates 2.17" (55mm) of precipitation.
How much does it rain?
In Glenmont, during the entire year, the rain falls for 160.9 days and collects up to 32.99" (838mm) of precipitation.
When does it snow in Glenmont?
January through April, November and December are months with snowfall in Glenmont.
When does it snow the most?
The months with the most snowfall are January and March, with an average 3.03" (77mm) of accumulated snow.
How much does it snow?
In Glenmont, during the entire year, snow falls for 17.1 days and aggregates up to 10.2" (259mm) of snow.
When is the lowest UV index?
The months with the lowest UV index are January, November and December, with an average maximum UV index of 2.
What is the month with the least sunshine?
With an average of 5h of sunshine, February has the least sunshine of the year.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What are the most humid months?
The months with the highest humidity are May, October and December, with an average relative humidity of 76%.
When it does not snow?
May through October are months without snowfall.
When is the highest UV index?
May through August, with an average maximum UV index of 6, are months with the highest UV index in Glenmont.
When are the longest days?
The month with the longest days is June, with an average of 14h and 54min of daylight.
What is the warmest month?
July is the warmest month, with an average high-temperature of 87.3°F (30.7°C) and an average low-temperature of 68.7°F (20.4°C).
What is the least humid month in Glenmont?
July is the least humid month, with an average relative humidity of 70%.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.8h of sunshine.
What is the rainiest month?
The month with the most rainfall is August, when the rain falls for 17.1 days and typically aggregates up to 4.13" (105mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 30min of daylight.
Average temperature
Glenmont, MD
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure
Glenmont, MD
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.07"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.99"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.99"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Glenmont, MD
- Average wind speed in January:
7.8mph - Average wind speed in February:
7.9mph - Average wind speed in March:
8.1mph - Average wind speed in April:
8mph - Average wind speed in May:
6.5mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.6mph - Average wind speed in November:
7mph - Average wind speed in December:
7.1mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
Glenmont, MD
The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall
Glenmont, MD
- Average rainfall in January:
2.17" - Average rainfall in February:
2.2" - Average rainfall in March:
2.44" - Average rainfall in April:
2.87" - Average rainfall in May:
3.23" - Average rainfall in June:
2.68"
- Average rainfall in July:
3.23" - Average rainfall in August:
4.13" - Average rainfall in September:
2.24" - Average rainfall in October:
2.6" - Average rainfall in November:
2.44" - Average rainfall in December:
2.76"
The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days
Glenmont, MD
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
13.8 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
17.8 days - Average rainfall days in June:
15.6 days
- Average rainfall days in July:
17.5 days - Average rainfall days in August:
17.1 days - Average rainfall days in September:
12.5 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
8.8 days - Average rainfall days in December:
10.2 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).
Average snowfall
Glenmont, MD
The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Glenmont, MD
- Average snowfall days in January:
5.1 days - Average snowfall days in February:
5.1 days - Average snowfall days in March:
3.3 days - Average snowfall days in April:
0.2 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
2.9 days
The months with the highest number of snowfall days are January and February (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Glenmont, MD
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
5h and 0min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
10h and 1min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days
Glenmont, MD
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
14.6 days - Average sunshine days in March:
14 days - Average sunshine days in April:
11.9 days - Average sunshine days in May:
11 days - Average sunshine days in June:
13 days
- Average sunshine days in July:
11 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
15.6 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
19.4 days - Average sunshine days in December:
17.5 days
The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).
Average UV index
Glenmont, MD
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover
Glenmont, MD
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility
Glenmont, MD
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Glenmont, Maryland, USA
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