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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 Slatedale, Pennsylvania, is another cold winter month, with temperature in the range of an average high of 32.5°F (0.3°C) and an average low of 20.3°F (-6.5°C). With its high average temperature of 32.5°F (0.3°C) and a low of 20.3°F (-6.5°C), January is regarded as the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Slatedale, Pennsylvania, with an average temperature ranging between min 22.3°F (-5.4°C) and max 36.5°F (2.5°C). February's arrival brings an average high-temperature of a still wintry 36.5°F (2.5°C), slightly deviating from January's 32.5°F (0.3°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Slatedale, Pennsylvania, with an average temperature ranging between min 29.1°F (-1.6°C) and max 44.2°F (6.8°C). With the onset of March, Slatedale's average high-temperature sees a modest rise, moving from February's icy 36.5°F (2.5°C) to a frosty 44.2°F (6.8°C). Weather in March »
Weather in April
April in Slatedale, Pennsylvania, is a mild spring month, with an average temperature ranging between min 38.8°F (3.8°C) and max 56.8°F (13.8°C). As Slatedale enters April, the average high-temperature increases from the a chilly 44.2°F (6.8°C) of March to a mild 56.8°F (13.8°C). Weather in April »
Weather in May
May, the last month of the spring in Slatedale, is a pleasant month, with an average temperature fluctuating between 49.6°F (9.8°C) and 68.2°F (20.1°C). An escalation in the average high-temperature is seen with the onset of May, moving from a moderate 56.8°F (13.8°C) in April to an agreeable 68.2°F (20.1°C). Weather in May »
Weather in June
June, the first month of the summer in Slatedale, is a moderately hot month, with temperature in the range of an average high of 75.7°F (24.3°C) and an average low of 56.5°F (13.6°C). June's onset brings a subtle temperature rise, moving from a pleasant 68.2°F (20.1°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 Slatedale, Pennsylvania, with an average temperature fluctuating between 61.9°F (16.6°C) and 81.5°F (27.5°C). Slatedale reaches its highest average temperatures in July, measuring 81.5°F (27.5°C) at the peak and 61.9°F (16.6°C) at the lowest. The heat index value for July is appraised 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 Slatedale, Pennsylvania, with an average temperature fluctuating between 79.3°F (26.3°C) and 60.1°F (15.6°C). The transition from July to August brings an average high-temperature of a still warm 79.3°F (26.3°C), barely different from July's 81.5°F (27.5°C). Weather in August »
Weather in September
September, the first month of the autumn in Slatedale, is still a pleasant month, with an average temperature ranging between max 72.9°F (22.7°C) and min 53.8°F (12.1°C). The advent of September brings a subtle shift in temperature, with the average high moving from a warm 79.3°F (26.3°C) in August to a pleasant 72.9°F (22.7°C). Weather in September »
Weather in October
October, the same as September, in Slatedale, Pennsylvania, is a moderate autumn month, with an average temperature fluctuating between 44.6°F (7°C) and 60.3°F (15.7°C). The beginning of October marks a decrease in the average high-temperature, transitioning from a pleasant 72.9°F (22.7°C) in September to a moderate 60.3°F (15.7°C). Weather in October »
Weather in November
November, the last month of the autumn in Slatedale, is another chilly month, with temperature in the range of an average high of 48.2°F (9°C) and an average low of 33.8°F (1°C). Onset of November comes with a temperature decline, the average high falling from a refreshing 60.3°F (15.7°C) in October to a frosty 48.2°F (9°C). Weather in November »
Weather in December
December, the first month of the winter in Slatedale, is also an icy month, with temperature in the range of an average low of 27.5°F (-2.5°C) and an average high of 38.3°F (3.5°C). The decrease of average high-temperatures is mild in December, with a decline from a chilly 48.2°F (9°C) in November to an icy 38.3°F (3.5°C). Weather in December »
Updated: Jun 26, 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, known for its average high temperature of 32.5°F (0.3°C) and an average low temperature of 20.3°F (-6.5°C), is the coldest month.
How many days does it rain?
Throughout the year, there are 155.1 rainfall days, and 29.45" (748mm) of precipitation is accumulated.
When does it snow?
January through May, October through December are months with snowfall in Slatedale, Pennsylvania.
What is the snowiest month?
The months with the most snowfall are January and March, with an average 4.41" (112mm) of accumulated snow.
How much does it snow?
In Slatedale, during the entire year, snow falls for 34 days and aggregates up to 16.73" (425mm) of snow.
What is the most humid month?
With an average relative humidity of 83%, February is the most humid month.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.3h of sunshine.
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?
The months with the lowest humidity are April and July, with an average relative humidity of 77%.
When it does not snow?
In Slatedale, snow does not fall in June through September.
When are the longest days?
With an average of 15h and 0min of daylight, June has the longest days of the year.
What part of the year is the hottest?
With its average high temperature of 81.5°F (27.5°C) and a low of 61.9°F (16.6°C), July is regarded as the warmest month.
What is the rainiest month?
July is the month with the most rainfall. Rain falls for 16.1 days and accumulates 3.03" (77mm) of precipitation.
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.3h of sunshine.
When is the highest UV index?
July is the month with the highest UV index, with an average maximum UV index of 6.
What is the driest month?
September is the month with the least rainfall in Slatedale. Rain falls for 11.5 days and accumulates 1.77" (45mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
When is the lowest UV index in Slatedale?
The month with the lowest UV index is December, with an average maximum UV index of 1.
Average temperature
Slatedale, PA
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32.5°F).
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure
Slatedale, PA
- Average pressure in January:
30.08"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.98"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:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Slatedale, PA
- Average wind speed in January:
8.1mph - Average wind speed in February:
8mph - Average wind speed in March:
8.3mph - Average wind speed in April:
8mph - Average wind speed in May:
6.3mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5mph - Average wind speed in September:
5.6mph - Average wind speed in October:
6.8mph - Average wind speed in November:
7.2mph - Average wind speed in December:
7.7mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity
Slatedale, PA
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April and July (77%).
Average rainfall
Slatedale, PA
- Average rainfall in January:
2.17" - Average rainfall in February:
2.09" - Average rainfall in March:
2.4" - Average rainfall in April:
2.68" - Average rainfall in May:
2.87" - Average rainfall in June:
2.4"
- Average rainfall in July:
3.03" - Average rainfall in August:
2.8" - Average rainfall in September:
1.77" - Average rainfall in October:
2.48" - Average rainfall in November:
2.28" - Average rainfall in December:
2.48"
The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days
Slatedale, PA
- Average rainfall days in January:
7.6 days - Average rainfall days in February:
8.8 days - Average rainfall days in March:
12.6 days - Average rainfall days in April:
15.9 days - Average rainfall days in May:
17.4 days - Average rainfall days in June:
15 days
- Average rainfall days in July:
16.1 days - Average rainfall days in August:
15.5 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
13 days - Average rainfall days in November:
10.1 days - Average rainfall days in December:
11.6 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.6 days).
Average snowfall
Slatedale, PA
- Average snowfall in January:
4.41" - Average snowfall in February:
4.13" - Average snowfall in March:
4.41" - Average snowfall in April:
0.28" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The months with the highest snowfall are January and March (4.41").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Slatedale, PA
- Average snowfall days in January:
9.3 days - Average snowfall days in February:
9.5 days - Average snowfall days in March:
7.2 days - Average snowfall days in April:
1.5 days - Average snowfall days in May:
0.1 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:
0.2 days - Average snowfall days in November:
1.6 days - Average snowfall days in December:
4.6 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Slatedale, 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:
4h and 3min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 1min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days
Slatedale, PA
- Average sunshine days in January:
17.2 days - Average sunshine days in February:
12.2 days - Average sunshine days in March:
12.7 days - Average sunshine days in April:
12 days - Average sunshine days in May:
11.3 days - Average sunshine days in June:
12 days
- Average sunshine days in July:
12.5 days - Average sunshine days in August:
13.7 days - Average sunshine days in September:
16.6 days - Average sunshine days in October:
15.8 days - Average sunshine days in November:
17.6 days - Average sunshine days in December:
16.9 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (11.3 days).
Average UV index
Slatedale, PA
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Slatedale, PA
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility
Slatedale, 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).
Slatedale, Pennsylvania, USA
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