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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, like December, in Harris Heights, Maryland, is another cold winter month, with temperature in the range of an average low of 27.7°F (-2.4°C) and an average high of 38.8°F (3.8°C). In Harris Heights, the month of January registers the lowest temperatures, averaging 38.8°F (3.8°C) at the peak and 27.7°F (-2.4°C) at the lowest. Weather in January »
Weather in February
The last month of the winter, February, is a frosty month in Harris Heights, Maryland, with an average temperature varying between 30°F (-1.1°C) and 43°F (6.1°C). The commencement of February records an average high-temperature of a frosty 43°F (6.1°C), barely varying from January's 38.8°F (3.8°C). Weather in February »
Weather in March
March, the first month of the spring in Harris Heights, is a cool month, with an average temperature ranging between min 37°F (2.8°C) and max 50.9°F (10.5°C). Harris Heights's weather shows a minor temperature rise with the arrival of March, moving from a frosty 43°F (6.1°C) in February to a fresh 50.9°F (10.5°C). Weather in March »
Weather in April
April is a comfortable spring month in Harris Heights, Maryland, with an average temperature fluctuating between 46.9°F (8.3°C) and 63.1°F (17.3°C). As Harris Heights transitions into April, the average high-temperature shows a change, moving from a fresh 50.9°F (10.5°C) in March to a comfortable 63.1°F (17.3°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Harris Heights, Maryland, with an average temperature varying between 72.3°F (22.4°C) and 56.8°F (13.8°C). The transition to May introduces an increase in the average high-temperature, shifting from a refreshing 63.1°F (17.3°C) in April to a pleasant 72.3°F (22.4°C). Weather in May »
Weather in June
June, the first month of the summer in Harris Heights, is a moderately hot month, with temperature in the range of an average high of 80.8°F (27.1°C) and an average low of 64.8°F (18.2°C). Harris Heights's transition into June brings a slight rise in the average high-temperature, moving from an agreeable 72.3°F (22.4°C) in May to a warm 80.8°F (27.1°C). Weather in June »
Weather in July
July, like June, in Harris Heights, Maryland, is a moderately hot summer month, with an average temperature ranging between max 85.5°F (29.7°C) and min 70.3°F (21.3°C). In Harris Heights, the highest average temperatures are observed in July, with a high of 85.5°F (29.7°C) and a low of 70.3°F (21.3°C). For most parts of July, the heat index is evaluated at a sweltering 95°F (35°C). Weather in July »
Weather in August
The last month of the summer, August, is another warm month in Harris Heights, Maryland, with an average temperature varying between 68.9°F (20.5°C) and 83.8°F (28.8°C). A minor adjustment in Harris Heights's average high-temperature is noted with the start of August, touching a still moderately hot 83.8°F (28.8°C) from July's 85.5°F (29.7°C). Weather in August »
Weather in September
September, the first month of the autumn in Harris Heights, is also a moderately hot month, with an average temperature fluctuating between 77.2°F (25.1°C) and 62.4°F (16.9°C). Harris Heights's September weather features a light decline in high-temperatures, reducing from a moderately hot 83.8°F (28.8°C) in August to a still warm 77.2°F (25.1°C). Weather in September »
Weather in October
October, the same as September, is another comfortable autumn month in Harris Heights, Maryland, with an average temperature ranging between min 52.3°F (11.3°C) and max 65.3°F (18.5°C). October's onset corresponds with a shift in the average high-temperature, moving from a moderately hot 77.2°F (25.1°C) in September to an enjoyable 65.3°F (18.5°C). Weather in October »
Weather in November
November, the last month of the autumn in Harris Heights, is also a fresh month, with an average temperature ranging between min 40.6°F (4.8°C) and max 53.6°F (12°C). November's onset corresponds with a shift in the average high-temperature, moving from an enjoyable 65.3°F (18.5°C) in October to a fresh 53.6°F (12°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Harris Heights, Maryland, with an average temperature varying between 45.5°F (7.5°C) and 34.5°F (1.4°C). December marks a gentle change in average high-temperature, declining from November's cool 53.6°F (12°C) to a chilly 45.5°F (7.5°C). Weather in December »
Updated: Jun 4, 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 is the coldest month?
With an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 27.7°F (-2.4°C), January is the coldest month.
What is the driest month?
The month with the least rainfall is January, when the rain falls for 8.4 days and typically collects 1.81" (46mm) of precipitation.
How much does it rain?
Throughout the year, there are 157.2 rainfall days, and 30.47" (774mm) of precipitation is accumulated.
When does it snow in Harris Heights?
January through March, November and December are months with snowfall.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 3.8 days and accumulates 2.09" (53mm) of snow.
How much does it snow?
Throughout the year, there are 11.9 snowfall days, and 5.75" (146mm) of snow is accumulated.
When is 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?
February has the least sunshine of the year, with an average of 5.1h of sunshine.
What are the least humid months in Harris Heights?
March, April and July, with an average relative humidity of 72%, are the least humid months.
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.
When it does not snow?
April through October are months without snowfall.
What is the most humid month?
May is the most humid month, with an average relative humidity of 77%.
What are the months with the highest UV index in Harris Heights?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days?
With an average of 14h and 54min of daylight, June has the longest days of the year.
What is the hottest time of year?
In Harris Heights, temperatures reach their average annual highs in July, measuring 85.5°F (29.7°C) and a minimum average of 70.3°F (21.3°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?
August is the month with the most rainfall. Rain falls for 16.8 days and accumulates 4.09" (104mm) of precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
Average temperature
Harris Heights, MD
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (38.8°F).
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure
Harris Heights, 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
Harris Heights, MD
- Average wind speed in January:
9.1mph - Average wind speed in February:
9.1mph - Average wind speed in March:
9.1mph - Average wind speed in April:
8.9mph - Average wind speed in May:
7.3mph - Average wind speed in June:
6.7mph
- Average wind speed in July:
5.8mph - Average wind speed in August:
5.8mph - Average wind speed in September:
6.6mph - Average wind speed in October:
7.8mph - Average wind speed in November:
8.3mph - Average wind speed in December:
8.5mph
The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity
Harris Heights, MD
The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are March, April and July (72%).
Average rainfall
Harris Heights, MD
- Average rainfall in January:
1.81" - Average rainfall in February:
1.97" - Average rainfall in March:
2.17" - Average rainfall in April:
2.28" - Average rainfall in May:
2.95" - Average rainfall in June:
2.8"
- Average rainfall in July:
3.62" - Average rainfall in August:
4.09" - Average rainfall in September:
2.2" - Average rainfall in October:
2.24" - Average rainfall in November:
2.01" - Average rainfall in December:
2.32"
The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (1.81").
Average rainfall days
Harris Heights, MD
- Average rainfall days in January:
8.4 days - Average rainfall days in February:
9.8 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
18 days - Average rainfall days in June:
15.8 days
- Average rainfall days in July:
16.9 days - Average rainfall days in August:
16.8 days - Average rainfall days in September:
13.1 days - Average rainfall days in October:
12 days - Average rainfall days in November:
8.4 days - Average rainfall days in December:
10.4 days
The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and November (8.4 days).
Average snowfall
Harris Heights, MD
The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Harris Heights, MD
- Average snowfall days in January:
3.8 days - Average snowfall days in February:
3.4 days - Average snowfall days in March:
2.3 days - Average snowfall days in April:
0 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:
0.3 days - Average snowfall days in December:
2.1 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Harris Heights, 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 3min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 2min - 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
Harris Heights, MD
- Average sunshine days in January:
18.1 days - Average sunshine days in February:
15.6 days - Average sunshine days in March:
15.7 days - Average sunshine days in April:
14 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
11.7 days
- Average sunshine days in July:
10.8 days - Average sunshine days in August:
12.1 days - Average sunshine days in September:
14.9 days - Average sunshine days in October:
16.9 days - Average sunshine days in November:
19.9 days - Average sunshine days in December:
18.4 days
The month with the most sunshine days is November (19.9 days).
The months with the least sunshine days are May and July (10.8 days).
Average UV index
Harris Heights, 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
Harris Heights, MD
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility
Harris Heights, 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).
Harris Heights, Maryland, USA
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