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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 Upperco, Maryland, with an average temperature fluctuating between 24.8°F (-4°C) and 37.4°F (3°C). With average high and low temperatures of 37.4°F (3°C) and 24.8°F (-4°C) respectively, January is Upperco's coldest month. Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Upperco, Maryland, with an average temperature ranging between max 41.4°F (5.2°C) and min 27°F (-2.8°C). Upperco marks the onset of February with an average high-temperature of a still wintry 41.4°F (5.2°C), subtly divergent from January's 37.4°F (3°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Upperco, Maryland, with temperature in the range of an average high of 49.8°F (9.9°C) and an average low of 34°F (1.1°C). With the transition into March, Upperco experiences a subtle uplift in average high-temperatures, adjusting from a cold 41.4°F (5.2°C) in February to a chilly 49.8°F (9.9°C). Weather in March »
Weather in April
April in Upperco, Maryland, is an enjoyable spring month, with an average temperature fluctuating between 62.1°F (16.7°C) and 43.9°F (6.6°C). The start of April brings a rise in the average high-temperature, moving from a frosty 49.8°F (9.9°C) in March to a comfortable 62.1°F (16.7°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Upperco, Maryland, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 71.4°F (21.9°C). With the onset of May, Upperco sees a temperature rise, with the average high-temperature moving from April's refreshing 62.1°F (16.7°C) to an agreeable 71.4°F (21.9°C). Weather in May »
Weather in June
June, the first month of the summer in Upperco, is a moderately hot month, with an average temperature ranging between min 61.7°F (16.5°C) and max 79°F (26.1°C). Upperco observes a slight uplift in the average high-temperature with the onset of June, adjusting from May's pleasant 71.4°F (21.9°C) to a moderately hot 79°F (26.1°C). Weather in June »
Weather in July
July, like June, in Upperco, Maryland, is another warm summer month, with temperature in the range of an average low of 66.7°F (19.3°C) and an average high of 84.2°F (29°C). During the warmest month, July, temperatures average a high of 84.2°F (29°C) and a low of 66.7°F (19.3°C). The average heat index in July is estimated at a tropical 93.2°F (34°C). Weather in July »
Weather in August
August, the last month of the summer in Upperco, is another warm month, with temperature in the range of an average low of 64.9°F (18.3°C) and an average high of 82.4°F (28°C). Upperco's weather in August displays an average high-temperature of a still warm 82.4°F (28°C), showing minor disparity from July's 84.2°F (29°C). Weather in August »
Weather in September
September, the first month of the autumn in Upperco, is still a warm month, with an average temperature fluctuating between 58.8°F (14.9°C) and 75.9°F (24.4°C). With the beginning of September, the average high-temperature shows a small decrease, transitioning from 82.4°F (28°C) in August to a still warm 75.9°F (24.4°C). Weather in September »
Weather in October
October, like September, in Upperco, Maryland, is another refreshing autumn month, with an average temperature fluctuating between 64.2°F (17.9°C) and 48.4°F (9.1°C). Upperco's October weather shows a moderate shift in high-temperatures, falling from September's warm 75.9°F (24.4°C) to a refreshing 64.2°F (17.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Upperco, Maryland, with an average temperature varying between 51.8°F (11°C) and 37.2°F (2.9°C). In November, the average high-temperature goes from a refreshing 64.2°F (17.9°C) in October to a cool 51.8°F (11°C). Weather in November »
Weather in December
December, the first month of the winter in Upperco, is also a frosty month, with temperature in the range of an average high of 43.3°F (6.3°C) and an average low of 31.3°F (-0.4°C). With the arrival of December, Upperco experiences a modest decline in average high-temperatures, transitioning from a fresh 51.8°F (11°C) in November to a chilly 43.3°F (6.3°C). Weather in December »
Updated: Aug 28, 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?
January stands out as Upperco's coldest month, with an average high-temperature of 37.4°F (3°C) and a low-temperature of 24.8°F (-4°C).
What is the least humid month?
January, March, April, July and November, with an average relative humidity of 75%, are the least humid months in Upperco.
How many days does it rain?
In Upperco, during the entire year, the rain falls for 158.9 days and collects up to 31.38" (797mm) of precipitation.
When does it snow?
January through April, October through December are months with snowfall.
How much does it snow?
In Upperco, during the entire year, snow falls for 21.2 days and aggregates up to 10.55" (268mm) of snow.
What is the month with the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Upperco.
What is the driest month?
February is the month with the least rainfall. Rain falls for 8.9 days and accumulates 1.89" (48mm) of precipitation.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.7h of sunshine.
What is the snowiest month?
The month with the most snowfall is March, when snow falls for 4.1 days and typically aggregates up to 3.46" (88mm) of snow.
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 is the most humid month?
May is the most humid month, with an average relative humidity of 80%.
When it does not snow?
In Upperco, snow does not fall in May through September.
When is 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 Upperco?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What part of the year is the hottest?
In Upperco, temperatures reach their average annual highs in July, measuring 84.2°F (29°C) and a minimum average of 66.7°F (19.3°C).
What month has the most sunshine?
With an average of 10.6h of sunshine, July has the most sunshine of the year.
What is the wettest month?
August is the month with the most rainfall. Rain falls for 16.5 days and accumulates 3.86" (98mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 24min of daylight, December has the shortest days of the year in Upperco.
Average temperature
Upperco, MD
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (37.4°F).
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure
Upperco, 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:
30.06"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 (29.94"Hg).
Average wind speed
Upperco, MD
- Average wind speed in January:
8.8mph - Average wind speed in February:
8.8mph - Average wind speed in March:
8.9mph - Average wind speed in April:
8.6mph - Average wind speed in May:
6.9mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.3mph - Average wind speed in September:
6mph - Average wind speed in October:
7.3mph - Average wind speed in November:
7.7mph - Average wind speed in December:
8.1mph
The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity
Upperco, MD
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, March, April, July and November (75%).
Average rainfall
Upperco, MD
- Average rainfall in January:
2.09" - Average rainfall in February:
1.89" - Average rainfall in March:
2.28" - Average rainfall in April:
2.56" - Average rainfall in May:
3.19" - Average rainfall in June:
2.56"
- Average rainfall in July:
3.03" - Average rainfall in August:
3.86" - Average rainfall in September:
2.24" - Average rainfall in October:
2.68" - Average rainfall in November:
2.56" - Average rainfall in December:
2.44"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is February (1.89").
Average rainfall days
Upperco, MD
- Average rainfall days in January:
8.3 days - Average rainfall days in February:
8.9 days - Average rainfall days in March:
13 days - Average rainfall days in April:
15.3 days - Average rainfall days in May:
17.7 days - Average rainfall days in June:
16 days
- Average rainfall days in July:
17 days - Average rainfall days in August:
16.5 days - Average rainfall days in September:
13.7 days - Average rainfall days in October:
12.8 days - Average rainfall days in November:
9.4 days - Average rainfall days in December:
10.3 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.3 days).
Average snowfall
Upperco, MD
The month with the highest snowfall is March (3.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Upperco, MD
- Average snowfall days in January:
6.6 days - Average snowfall days in February:
5.7 days - Average snowfall days in March:
4.1 days - Average snowfall days in April:
0.3 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:
0.1 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
3.9 days
The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Upperco, MD
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 4min - 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 2min
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 24min).
- Average sunshine in January:
4h and 5min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 5min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 3min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days
Upperco, MD
- Average sunshine days in January:
17.4 days - Average sunshine days in February:
14.2 days - Average sunshine days in March:
14.3 days - Average sunshine days in April:
13.3 days - Average sunshine days in May:
11.2 days - Average sunshine days in June:
12.3 days
- Average sunshine days in July:
12.1 days - Average sunshine days in August:
13.2 days - Average sunshine days in September:
15.4 days - Average sunshine days in October:
16.1 days - Average sunshine days in November:
18.9 days - Average sunshine days in December:
17.5 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.2 days).
Average UV index
Upperco, 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, February, November and December (UV index 2).
Average cloud cover
Upperco, MD
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility
Upperco, MD
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Upperco, Maryland, USA
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