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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 an icy winter month in Selby Grove, Maryland, with an average temperature fluctuating between 39.6°F (4.2°C) and 28.4°F (-2°C). With an average high-temperature of 39.6°F (4.2°C) and an average low-temperature of 28.4°F (-2°C), January is the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Selby Grove, is a frosty month, with an average temperature fluctuating between 30.7°F (-0.7°C) and 43.2°F (6.2°C). February records an average high-temperature of a frosty 43.2°F (6.2°C), indicating a minor variation from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Selby Grove, Maryland, with an average temperature fluctuating between 37.8°F (3.2°C) and 50.7°F (10.4°C). The start of March brings a subtle shift in the average high-temperature, edging up from February's chilly 43.2°F (6.2°C) to a cool 50.7°F (10.4°C). Weather in March »
Weather in April
April in Selby Grove, Maryland, is an enjoyable spring month, with an average temperature fluctuating between 62.8°F (17.1°C) and 47.5°F (8.6°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a fresh 50.7°F (10.4°C) to a comfortable 62.8°F (17.1°C). Weather in April »
Weather in May
May, the last month of the spring in Selby Grove, is a pleasant month, with temperature in the range of an average low of 57.2°F (14°C) and an average high of 72.1°F (22.3°C). Selby Grove in May experiences an increase in the average high-temperature, moving from April's enjoyable 62.8°F (17.1°C) to an agreeable 72.1°F (22.3°C). Weather in May »
Weather in June
June, the first month of the summer in Selby Grove, is a warm month, with an average temperature ranging between min 65.7°F (18.7°C) and max 80.2°F (26.8°C). With the beginning of June, Selby Grove's average high-temperature sees a minor increase, transitioning from an agreeable 72.1°F (22.3°C) in May to a moderately hot 80.2°F (26.8°C). Weather in June »
Weather in July
July, like June, in Selby Grove, Maryland, is another warm summer month, with an average temperature fluctuating between 85.6°F (29.8°C) and 70.7°F (21.5°C). With an average high-temperature of 85.6°F (29.8°C) and an average low-temperature of 70.7°F (21.5°C), July is the warmest month. Throughout July, the heat index is calculated to be a fiery hot 95°F (35°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Selby Grove, Maryland, with an average temperature ranging between min 69.1°F (20.6°C) and max 83.7°F (28.7°C). With the onset of August, the average high-temperature stands at a still moderately hot 83.7°F (28.7°C), closely aligned with July's 85.6°F (29.8°C). Weather in August »
Weather in September
September, the first month of the autumn in Selby Grove, is still a warm month, with an average temperature varying between 63.3°F (17.4°C) and 77.4°F (25.2°C). The start of September involves a subtle temperature drop, shifting from a warm 83.7°F (28.7°C) in August to a still moderately hot 77.4°F (25.2°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Selby Grove, Maryland, with an average temperature fluctuating between 65.5°F (18.6°C) and 52.9°F (11.6°C). Transition into October marks a drop in the average high-temperature, moving from a moderately hot 77.4°F (25.2°C) in September to a comfortable 65.5°F (18.6°C). Weather in October »
Weather in November
November, the last month of the autumn in Selby Grove, is also a fresh month, with an average temperature ranging between max 53.8°F (12.1°C) and min 41.4°F (5.2°C). Selby Grove's weather changes with the onset of November, slightly falling from a comfortable 65.5°F (18.6°C) in October to a fresh 53.8°F (12.1°C). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Selby Grove, Maryland, with temperature in the range of an average low of 34.7°F (1.5°C) and an average high of 45.5°F (7.5°C). A mild shift in the average high-temperature occurs in December, reducing from a cool 53.8°F (12.1°C) in November to a frosty 45.5°F (7.5°C). Weather in December »
Updated: Jul 19, 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 time of the year is the coldest?
Selby Grove reaches its average lowest temperatures in January, measuring 39.6°F (4.2°C) at the peak and 28.4°F (-2°C) at the lowest.
What is the least humid month?
January, March, April and November, with an average relative humidity of 72%, are the least humid months.
How many days does it rain?
In Selby Grove, during the entire year, the rain falls for 155.7 days and collects up to 31.22" (793mm) of precipitation.
When does it snow?
Months with snowfall are January through April, November and December.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 4.4 days and typically aggregates up to 2.05" (52mm) of snow.
How much does it snow?
Throughout the year, there are 14 snowfall days, and 6.14" (156mm) of snow is accumulated.
What are the months with the lowest UV index?
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 5.1h of sunshine.
When is Daylight Saving Time (DST) in Selby Grove?
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 is the most humid month?
May is the most humid month, with an average relative humidity of 78%.
When it does not snow?
In Selby Grove, snow does not fall in May through October.
What is the month with the highest UV index?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days in Selby Grove?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What month is the hottest?
The warmest period is July, when temperatures fluctuate between an average high of 85.6°F (29.8°C) and a low of 70.7°F (21.5°C).
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.9h of sunshine.
What is the rainiest month in Selby Grove?
The month with the most rainfall is August, when the rain falls for 13.9 days and typically aggregates up to 3.54" (90mm) of precipitation.
What is the driest month?
September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.89" (48mm) 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
Selby Grove, MD
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure
Selby Grove, MD
- Average pressure in January:
30.1"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:
29.94"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:
30.03"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 (29.94"Hg).
Average wind speed
Selby Grove, MD
- Average wind speed in January:
9.3mph - Average wind speed in February:
9.3mph - Average wind speed in March:
9.4mph - Average wind speed in April:
9.1mph - Average wind speed in May:
7.5mph - Average wind speed in June:
7mph
The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity
Selby Grove, MD
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).
Average rainfall
Selby Grove, MD
- Average rainfall in January:
2.01" - Average rainfall in February:
2.36" - Average rainfall in March:
2.48" - Average rainfall in April:
2.6" - Average rainfall in May:
2.87" - Average rainfall in June:
2.6"
- Average rainfall in July:
3.23" - Average rainfall in August:
3.54" - Average rainfall in September:
1.89" - Average rainfall in October:
2.64" - Average rainfall in November:
2.17" - Average rainfall in December:
2.83"
The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days
Selby Grove, MD
- Average rainfall days in January:
9.9 days - Average rainfall days in February:
10.8 days - Average rainfall days in March:
14.3 days - Average rainfall days in April:
15.7 days - Average rainfall days in May:
17.5 days - Average rainfall days in June:
14.2 days
- Average rainfall days in July:
15.5 days - Average rainfall days in August:
13.9 days - Average rainfall days in September:
11.8 days - Average rainfall days in October:
11.3 days - Average rainfall days in November:
9.4 days - Average rainfall days in December:
11.4 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).
Average snowfall
Selby Grove, MD
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Selby Grove, MD
- Average snowfall days in January:
4.4 days - Average snowfall days in February:
4.2 days - Average snowfall days in March:
2.4 days - Average snowfall days in April:
0.1 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:
2.4 days
The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Selby Grove, 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 0min - 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 2min - Average sunshine in February:
5h and 1min - Average sunshine in March:
6h and 5min - Average sunshine in April:
8h and 5min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 5min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days
Selby Grove, MD
- Average sunshine days in January:
17.5 days - Average sunshine days in February:
13.9 days - Average sunshine days in March:
13.8 days - Average sunshine days in April:
12.8 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
14 days
- Average sunshine days in July:
13.8 days - Average sunshine days in August:
15.3 days - Average sunshine days in September:
16.4 days - Average sunshine days in October:
17.5 days - Average sunshine days in November:
18.7 days - Average sunshine days in December:
16.9 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).
Average UV index
Selby Grove, 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
Selby Grove, MD
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility
Selby Grove, MD
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Selby Grove, Maryland, USA
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