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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 Hillandale, Maryland, is a wintry winter month, with an average temperature ranging between max 39°F (3.9°C) and min 26.8°F (-2.9°C). January is the coldest month, with the temperature often reaching an average high of 39°F (3.9°C) and an average low of 26.8°F (-2.9°C). Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Hillandale, Maryland, with an average temperature ranging between min 28.9°F (-1.7°C) and max 43.3°F (6.3°C). Transitioning into February, Hillandale experiences an average high-temperature of a chilly 43.3°F (6.3°C), marking a minor shift from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Hillandale, is a fresh month, with an average temperature varying between 52°F (11.1°C) and 36.3°F (2.4°C). Hillandale's transition into March is marked by a minor temperature shift, moving from a frosty 43.3°F (6.3°C) in February to a fresh 52°F (11.1°C). Weather in March »
Weather in April
April is a comfortable spring month in Hillandale, Maryland, with temperature in the range of an average low of 46.2°F (7.9°C) and an average high of 64°F (17.8°C). Hillandale's transition into April is marked by a temperature shift, moving from a fresh 52°F (11.1°C) in March to a comfortable 64°F (17.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Hillandale, Maryland, with an average temperature fluctuating between 56.3°F (13.5°C) and 73.8°F (23.2°C). May's onset is marked by a temperature increase, moving from a comfortable 64°F (17.8°C) in April to a warm 73.8°F (23.2°C). Weather in May »
Weather in June
June, the first month of the summer in Hillandale, is still a warm month, with an average temperature fluctuating between 81.3°F (27.4°C) and 64°F (17.8°C). Hillandale's June weather indicates a minor ascent in high-temperatures, adjusting from a moderately hot 73.8°F (23.2°C) in May to a still warm 81.3°F (27.4°C). Weather in June »
Weather in July
July in Hillandale, Maryland, is a tropical summer month, with temperature in the range of an average low of 69.4°F (20.8°C) and an average high of 87.3°F (30.7°C). July, on average, is the warmest month, registering a high temperature of 87.3°F (30.7°C) and a low of 69.4°F (20.8°C). In July, the average heat index is appraised at a very hot 98.6°F (37°C). Weather in July »
Weather in August
August, the last month of the summer in Hillandale, is also a moderately hot month, with an average temperature ranging between max 84.7°F (29.3°C) and min 67.6°F (19.8°C). Welcoming August, Hillandale notes an average high-temperature of a warm 84.7°F (29.3°C), nearly consistent with July's 87.3°F (30.7°C). Weather in August »
Weather in September
September, the first month of the autumn in Hillandale, is also a moderately hot month, with an average temperature ranging between max 78.1°F (25.6°C) and min 61.7°F (16.5°C). Hillandale in September undergoes a slight reduction in the average high-temperature, shifting from August's warm 84.7°F (29.3°C) to a still moderately hot 78.1°F (25.6°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Hillandale, Maryland, with an average temperature fluctuating between 65.7°F (18.7°C) and 50.7°F (10.4°C). A subtle decrease in the average high-temperature marks October, falling from September's warm 78.1°F (25.6°C) to a comfortable 65.7°F (18.7°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Hillandale, Maryland, with temperature in the range of an average high of 53.2°F (11.8°C) and an average low of 39°F (3.9°C). Hillandale's progression into November includes a drop in the average high-temperature, from a comfortable 65.7°F (18.7°C) in October to a fresh 53.2°F (11.8°C). Weather in November »
Weather in December
December, the first month of the winter in Hillandale, is still a chilly month, with an average temperature fluctuating between 45.3°F (7.4°C) and 33.1°F (0.6°C). The arrival of December correlates with a minor temperature reduction, down from November's cool 53.2°F (11.8°C) to a chilly 45.3°F (7.4°C). Weather in December »
Updated: Jun 21, 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?
In Hillandale, the average lowest temperatures are observed in January, with a high of 39°F (3.9°C) and a low of 26.8°F (-2.9°C).
What is the driest month?
The months with the least rainfall are January and February Rain falls for 9.3 days and accumulates 2.01" (51mm) of rain.
How many days does it rain?
In Hillandale, during the entire year, the rain falls for 155.7 days and collects up to 31.42" (798mm) of precipitation.
When does it snow?
Months with snowfall are January through April, November and December.
How much does it snow?
In Hillandale, during the entire year, snow falls for 17.8 days and aggregates up to 9.21" (234mm) of snow.
What is the month with the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 5h of sunshine.
When does it snow the most?
The month with the most snowfall is March, when snow falls for 3.4 days and typically aggregates up to 2.95" (75mm) 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 are the most humid months?
May, October and December, with an average relative humidity of 76%, are most humid months.
When it does not snow?
In Hillandale, snow does not fall in May through October.
What is the month with the highest UV index?
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 in Hillandale.
What month is the hottest in Hillandale?
Hillandale records the warmest temperatures in July, averaging a high of 87.3°F (30.7°C) and a low of 69.4°F (20.8°C).
What is the least humid month?
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 wettest month?
August is the month with the most rainfall. Rain falls for 16.9 days and accumulates 4.02" (102mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 30min of daylight, December has the shortest days of the year in Hillandale.
Average temperature
Hillandale, 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 (69.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure
Hillandale, 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:
29.94"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:
30.04"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
Hillandale, MD
- Average wind speed in January:
8mph - Average wind speed in February:
8.1mph - Average wind speed in March:
8.3mph - Average wind speed in April:
8.1mph - Average wind speed in May:
6.7mph - Average wind speed in June:
6.2mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.2mph - Average wind speed in September:
5.9mph - Average wind speed in October:
6.8mph - Average wind speed in November:
7.1mph - Average wind speed in December:
7.3mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity
Hillandale, 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
Hillandale, MD
- Average rainfall in January:
2.01" - Average rainfall in February:
2.01" - Average rainfall in March:
2.32" - Average rainfall in April:
2.56" - Average rainfall in May:
3.03" - Average rainfall in June:
2.56"
- Average rainfall in July:
3.11" - Average rainfall in August:
4.02" - Average rainfall in September:
2.32" - Average rainfall in October:
2.52" - Average rainfall in November:
2.4" - Average rainfall in December:
2.56"
The wettest month (with the highest rainfall) is August (4.02").
The driest months (with the least rainfall) are January and February (2.01").
Average rainfall days
Hillandale, MD
- Average rainfall days in January:
9.3 days - Average rainfall days in February:
9.1 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
14.9 days - Average rainfall days in May:
17.3 days - Average rainfall days in June:
15.4 days
- Average rainfall days in July:
16.3 days - Average rainfall days in August:
16.9 days - Average rainfall days in September:
13 days - Average rainfall days in October:
11.8 days - Average rainfall days in November:
9 days - Average rainfall days in December:
9.9 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9 days).
Average snowfall
Hillandale, MD
The month with the highest snowfall is March (2.95").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Hillandale, MD
- Average snowfall days in January:
5.4 days - Average snowfall days in February:
4.9 days - Average snowfall days in March:
3.4 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:
3.5 days
The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Hillandale, 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 4min - 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
Hillandale, MD
- Average sunshine days in January:
17.8 days - Average sunshine days in February:
15 days - Average sunshine days in March:
15.1 days - Average sunshine days in April:
13.8 days - Average sunshine days in May:
11.7 days - Average sunshine days in June:
12.4 days
- Average sunshine days in July:
12.2 days - Average sunshine days in August:
11.9 days - Average sunshine days in September:
14.5 days - Average sunshine days in October:
16.9 days - Average sunshine days in November:
19.2 days - Average sunshine days in December:
18.1 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (11.7 days).
Average UV index
Hillandale, 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
Hillandale, MD
The months with the most cloud cover are March and December (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility
Hillandale, 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).
Hillandale, Maryland, USA
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