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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 New Derry, Pennsylvania, is another cold winter month, with an average temperature fluctuating between 20.1°F (-6.6°C) and 32.5°F (0.3°C). The coldest period is January, when temperatures fluctuate between an average high of 32.5°F (0.3°C) and a low of 20.1°F (-6.6°C). Weather in January »
Weather in February
February, the last month of the winter in New Derry, is also an icy month, with an average temperature fluctuating between 37°F (2.8°C) and 22.8°F (-5.1°C). New Derry notes an average high-temperature of a still wintry 37°F (2.8°C) in February, hardly diverging from January. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in New Derry, Pennsylvania, with temperature in the range of an average low of 30.2°F (-1°C) and an average high of 46.4°F (8°C). As New Derry transitions into March, a rise in the average high-temperature is observed, moving from an icy 37°F (2.8°C) in February to a chilly 46.4°F (8°C). Weather in March »
Weather in April
April in New Derry, Pennsylvania, is a refreshing spring month, with temperature in the range of an average low of 39.9°F (4.4°C) and an average high of 59°F (15°C). The commencement of April sees a shift in the average high-temperature, moving from a frosty 46.4°F (8°C) in March to a refreshing 59°F (15°C). Weather in April »
Weather in May
May, the last month of the spring in New Derry, is an agreeable month, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 70.2°F (21.2°C). New Derry's transition into May is marked by a rise in the average high-temperature, advancing from a mild 59°F (15°C) in April to a pleasant 70.2°F (21.2°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in New Derry, Pennsylvania, with an average temperature fluctuating between 76.6°F (24.8°C) and 55.9°F (13.3°C). New Derry, Pennsylvania, in June denotes a subtle temperature transition, adjusting from an average high of an agreeable 70.2°F (21.2°C) in May to a warm 76.6°F (24.8°C). Weather in June »
Weather in July
July, like June, in New Derry, Pennsylvania, is another warm summer month, with an average temperature varying between 81.7°F (27.6°C) and 60.3°F (15.7°C). In New Derry, the peak average temperatures are observed in July, with a high of 81.7°F (27.6°C) and a low of 60.3°F (15.7°C). In July, the heat index is evaluated at a tropical 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in New Derry, Pennsylvania, with an average temperature ranging between min 58.3°F (14.6°C) and max 79.7°F (26.5°C). New Derry marks the onset of August with an average high-temperature of a still warm 79.7°F (26.5°C), a subtle shift from July's 81.7°F (27.6°C). Weather in August »
Weather in September
September, the first month of the autumn in New Derry, is also a moderately hot month, with an average temperature fluctuating between 73.8°F (23.2°C) and 53.8°F (12.1°C). The arrival of September correlates with a minor temperature reduction, down from August's 79.7°F (26.5°C) to a still moderately hot 73.8°F (23.2°C). Weather in September »
Weather in October
October, like September, in New Derry, Pennsylvania, is another enjoyable autumn month, with an average temperature varying between 60.8°F (16°C) and 44.2°F (6.8°C). The shift from September to October involves a decrease in the average high-temperature, from a warm 73.8°F (23.2°C) to a refreshing 60.8°F (16°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in New Derry, Pennsylvania, with an average temperature varying between 48°F (8.9°C) and 33.1°F (0.6°C). The decrease of average high-temperatures is mild in November, with a decline from an enjoyable 60.8°F (16°C) in October to a frosty 48°F (8.9°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in New Derry, Pennsylvania, with an average temperature varying between 27.5°F (-2.5°C) and 38.8°F (3.8°C). Setting in of December comes with a decrease in the average high-temperature, moving from a frosty 48°F (8.9°C) in November to a wintry 38.8°F (3.8°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 time of the year is the coldest?
January is the coldest month of the year, registering average temperatures as high as 32.5°F (0.3°C) and as low as 20.1°F (-6.6°C).
How much does it rain in New Derry?
Throughout the year, there are 173.8 rainfall days, and 25.55" (649mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 17.6 days and typically aggregates up to 4.96" (126mm) of snow.
How many days does it snow?
In New Derry, during the entire year, snow falls for 58.9 days and aggregates up to 18.62" (473mm) of snow.
What is the month with the least sunshine?
With an average of 3h of sunshine, January has the least sunshine of the year.
What is the most humid month?
The most humid month is February, with an average relative humidity of 86%.
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 least humid month?
April, June through August, with an average relative humidity of 78%, are the least humid months.
What is the wettest month?
The month with the most rainfall in New Derry is May, when the rain falls for 20.4 days and typically aggregates up to 3.03" (77mm) of precipitation.
When it does not snow?
In New Derry, snow does not fall in May through September.
When are the longest days?
June has the longest days of the year, with an average of 15h and 0min of daylight.
What is the month with the highest UV index?
The months with the highest UV index are June and July, with an average maximum UV index of 6.
What is the warmest month?
In New Derry, the average temperatures in July are the highest, with a peak at 81.7°F (27.6°C) and a low of 60.3°F (15.7°C).
What month has the most sunshine?
With an average of 10.1h of sunshine, August has the most sunshine of the year.
What is the driest month?
November is the month with the least rainfall. Rain falls for 10.8 days and accumulates 1.38" (35mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 24min of daylight.
What is the month with the lowest UV index in New Derry?
The month with the lowest UV index is December, with an average maximum UV index of 1.
Average temperature
New Derry, PA
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.5°F).
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure
New Derry, PA
- Average pressure in January:
30.11"Hg - Average pressure in February:
30.08"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:
30.14"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 (29.95"Hg).
Average wind speed
New Derry, PA
- Average wind speed in January:
8.8mph - Average wind speed in February:
8.5mph - Average wind speed in March:
8mph - Average wind speed in April:
8.1mph - Average wind speed in May:
6.5mph - Average wind speed in June:
6mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.8mph - Average wind speed in September:
5.4mph - Average wind speed in October:
6.8mph - Average wind speed in November:
7.4mph - Average wind speed in December:
8.2mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity
New Derry, PA
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, June, July and August (78%).
Average rainfall
New Derry, PA
- Average rainfall in January:
1.81" - Average rainfall in February:
2.05" - Average rainfall in March:
2.13" - Average rainfall in April:
2.44" - Average rainfall in May:
3.03" - Average rainfall in June:
2.44"
- Average rainfall in July:
2.36" - Average rainfall in August:
1.85" - Average rainfall in September:
1.73" - Average rainfall in October:
2.13" - Average rainfall in November:
1.38" - Average rainfall in December:
2.2"
The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is November (1.38").
Average rainfall days
New Derry, PA
- Average rainfall days in January:
9.5 days - Average rainfall days in February:
9.7 days - Average rainfall days in March:
13.8 days - Average rainfall days in April:
17.8 days - Average rainfall days in May:
20.4 days - Average rainfall days in June:
17 days
- Average rainfall days in July:
17.8 days - Average rainfall days in August:
16.2 days - Average rainfall days in September:
14.5 days - Average rainfall days in October:
14.8 days - Average rainfall days in November:
10.8 days - Average rainfall days in December:
11.5 days
The month with the highest number of rainy days is May (20.4 days).
The month with the least rainy days is January (9.5 days).
Average snowfall
New Derry, PA
The month with the highest snowfall is January (4.96").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
New Derry, PA
- Average snowfall days in January:
17.6 days - Average snowfall days in February:
13.3 days - Average snowfall days in March:
7.9 days - Average snowfall days in April:
2.3 days - Average snowfall days in May:
0.3 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:
0.5 days - Average snowfall days in November:
5.2 days - Average snowfall days in December:
11.8 days
The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
New Derry, 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 2min - Average daylight in June:
15h and 0min
- 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: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January:
3h and 0min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 3min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 5min - Average sunshine in December:
3h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days
New Derry, PA
- Average sunshine days in January:
7 days - Average sunshine days in February:
7.8 days - Average sunshine days in March:
10.5 days - Average sunshine days in April:
10 days - Average sunshine days in May:
8.8 days - Average sunshine days in June:
11.2 days
- Average sunshine days in July:
11.3 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
13.4 days - Average sunshine days in October:
13.5 days - Average sunshine days in November:
14.4 days - Average sunshine days in December:
9.9 days
The month with the most sunshine days is November (14.4 days).
The month with the least sunshine days is January (7 days).
Average UV index
New Derry, PA
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
New Derry, PA
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility
New Derry, PA
The month with the highest visibility is April (6mi).
The month with the lowest visibility is January (4mi).
New Derry, Pennsylvania, USA
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