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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, in Hillsdale, Pennsylvania, is a freezing cold winter month, with an average temperature varying between 30.4°F (-0.9°C) and 18.5°F (-7.5°C). In Hillsdale, the month of January registers the lowest temperatures, averaging 30.4°F (-0.9°C) at the peak and 18.5°F (-7.5°C) at the lowest. Weather in January »
Weather in February
The last month of the winter, February, is an icy month in Hillsdale, Pennsylvania, with an average temperature fluctuating between 34.9°F (1.6°C) and 21°F (-6.1°C). February's presence records an average high-temperature of a cold 34.9°F (1.6°C), closely mirroring January's climate. Weather in February »
Weather in March
March, the first month of the spring in Hillsdale, is a frosty month, with an average temperature fluctuating between 44.2°F (6.8°C) and 28.6°F (-1.9°C). With the onset of March, Hillsdale's average high-temperature sees a rise, moving from February's cold 34.9°F (1.6°C) to a frosty 44.2°F (6.8°C). Weather in March »
Weather in April
April is a moderate spring month in Hillsdale, Pennsylvania, with temperature in the range of an average low of 38.7°F (3.7°C) and an average high of 56.8°F (13.8°C). As Hillsdale transitions into April, the average high-temperature shows a change, moving from a frosty 44.2°F (6.8°C) in March to a mild 56.8°F (13.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Hillsdale, Pennsylvania, with an average temperature ranging between max 68.4°F (20.2°C) and min 48.7°F (9.3°C). The shift into May is marked by a rise in the average high-temperature, moving from April's refreshing 56.8°F (13.8°C) to a pleasant 68.4°F (20.2°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Hillsdale, Pennsylvania, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 54.9°F (12.7°C). The commencement of June sees a minor shift in the average high-temperature, moving from an agreeable 68.4°F (20.2°C) in May to a warm 75.7°F (24.3°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Hillsdale, Pennsylvania, with an average temperature fluctuating between 58.8°F (14.9°C) and 80.2°F (26.8°C). Hillsdale, Pennsylvania, registers the highest average temperatures during the month of July, with peaks of 80.2°F (26.8°C) and lows of 58.8°F (14.9°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Hillsdale, Pennsylvania, with an average temperature ranging between min 57°F (13.9°C) and max 78.4°F (25.8°C). In August, Hillsdale's weather conditions record an average high-temperature of a still warm 78.4°F (25.8°C), demonstrating little divergence from the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Hillsdale, Pennsylvania, with an average temperature fluctuating between 72.3°F (22.4°C) and 52.7°F (11.5°C). September reveals a small adjustment in temperature, transitioning from an average high of a warm 78.4°F (25.8°C) in August to an agreeable 72.3°F (22.4°C). Weather in September »
Weather in October
October, the same as September, in Hillsdale, Pennsylvania, is another mild autumn month, with an average temperature fluctuating between 43.5°F (6.4°C) and 58.6°F (14.8°C). In Hillsdale, the average high-temperature in October decreases from an agreeable 72.3°F (22.4°C) in September to a moderate 58.6°F (14.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Hillsdale, Pennsylvania, with temperature in the range of an average high of 46.2°F (7.9°C) and an average low of 32°F (0°C). November's onset brings a reduction in the average high-temperature, from a refreshing 58.6°F (14.8°C) in October to a chilly 46.2°F (7.9°C). Weather in November »
Weather in December
December, the first month of the winter in Hillsdale, is also a wintry month, with temperature in the range of an average high of 36.5°F (2.5°C) and an average low of 26.4°F (-3.1°C). As December begins, there is a decrease in the average high-temperature, falling from a frosty 46.2°F (7.9°C) in November to an icy 36.5°F (2.5°C). Weather in December »
Updated: Jun 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
January, on average, is the coldest month in Hillsdale, registering a high temperature of 30.4°F (-0.9°C) and a low of 18.5°F (-7.5°C).
How much does it rain?
Throughout the year, in Hillsdale, there are 121.6 rainfall days, and 10.75" (273mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through May, October through December.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 12.7 days and typically aggregates up to 2.64" (67mm) of snow.
How many days does it snow?
In Hillsdale, during the entire year, snow falls for 49.1 days and aggregates up to 10.43" (265mm) of snow.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 2.9h of sunshine.
What is the most humid month?
The most humid month is February, with an average relative humidity of 87%.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Hillsdale, 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 least humid months?
April, June through August, with an average relative humidity of 78%, are the least humid months.
What is the rainiest month?
The month with the most rainfall is May, when the rain falls for 15.6 days and typically aggregates up to 1.26" (32mm) of precipitation.
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 5.
When it does not snow?
June through September are months without snowfall in Hillsdale, Pennsylvania.
When are the longest days?
The month with the longest days is June, with an average of 15h and 0min of daylight.
What part of the year is the hottest?
July is the warmest month of the year, registering average temperatures as high as 80.2°F (26.8°C) and as low as 58.8°F (14.9°C).
What month has the most sunshine?
With an average of 9.9h of sunshine, July has the most sunshine of the year.
What is the driest month?
September is the month with the least rainfall. Rain falls for 9.2 days and accumulates 0.55" (14mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 18min of daylight, December has the shortest days of the year.
What is the month with the lowest UV index?
December is the month with the lowest UV index, with an average maximum UV index of 1.
Average temperature
Hillsdale, PA
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.4°F).
The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure
Hillsdale, PA
- 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:
29.98"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
30"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.13"Hg - Average pressure in December:
30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed
Hillsdale, PA
- Average wind speed in January:
9.8mph - Average wind speed in February:
9.4mph - Average wind speed in March:
8.8mph - Average wind speed in April:
8.8mph - Average wind speed in May:
7.1mph - Average wind speed in June:
6.5mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.3mph - Average wind speed in September:
5.9mph - Average wind speed in October:
7.5mph - Average wind speed in November:
8.2mph - Average wind speed in December:
9.2mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity
Hillsdale, PA
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).
Average rainfall
Hillsdale, PA
- Average rainfall in January:
0.75" - Average rainfall in February:
0.83" - Average rainfall in March:
0.83" - Average rainfall in April:
0.98" - Average rainfall in May:
1.26" - Average rainfall in June:
0.98"
- Average rainfall in July:
1.22" - Average rainfall in August:
0.94" - Average rainfall in September:
0.55" - Average rainfall in October:
0.83" - Average rainfall in November:
0.63" - Average rainfall in December:
0.94"
The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days
Hillsdale, PA
- Average rainfall days in January:
5.8 days - Average rainfall days in February:
6 days - Average rainfall days in March:
9.1 days - Average rainfall days in April:
12.4 days - Average rainfall days in May:
15.6 days - Average rainfall days in June:
13.1 days
- Average rainfall days in July:
14 days - Average rainfall days in August:
12.5 days - Average rainfall days in September:
9.2 days - Average rainfall days in October:
10.1 days - Average rainfall days in November:
6.6 days - Average rainfall days in December:
7.2 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (5.8 days).
Average snowfall
Hillsdale, PA
- Average snowfall in January:
2.64" - Average snowfall in February:
1.97" - Average snowfall in March:
2.05" - Average snowfall in April:
0.59" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is January (2.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Hillsdale, PA
- Average snowfall days in January:
12.7 days - Average snowfall days in February:
11.1 days - Average snowfall days in March:
8 days - Average snowfall days in April:
2.7 days - Average snowfall days in May:
0.6 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:
0.8 days - Average snowfall days in November:
4 days - Average snowfall days in December:
9.2 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Hillsdale, PA
- Average daylight in January:
9h and 4min - 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 3min - Average daylight in June:
15h and 0min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 1min - Average daylight in November:
9h and 5min - Average daylight in December:
9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January:
2h and 5min - Average sunshine in February:
3h and 2min - Average sunshine in March:
5h and 2min - Average sunshine in April:
7h and 3min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 2min - Average sunshine in October:
5h and 0min - Average sunshine in November:
4h and 4min - Average sunshine in December:
3h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days
Hillsdale, PA
- Average sunshine days in January:
17 days - Average sunshine days in February:
13.9 days - Average sunshine days in March:
15.6 days - Average sunshine days in April:
14.8 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
14.8 days
- Average sunshine days in July:
14.6 days - Average sunshine days in August:
16 days - Average sunshine days in September:
17.5 days - Average sunshine days in October:
18.1 days - Average sunshine days in November:
19.9 days - Average sunshine days in December:
17.6 days
The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (12.3 days).
Average UV index
Hillsdale, PA
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Hillsdale, PA
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility
Hillsdale, PA
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Hillsdale, Pennsylvania, USA
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