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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 Yerkes, Pennsylvania, is an icy winter month, with an average temperature varying between 36°F (2.2°C) and 23.9°F (-4.5°C). January stands out as Yerkes's coldest month, with temperatures ranging between an average high of 36°F (2.2°C) and a low of 23.9°F (-4.5°C). Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Yerkes, Pennsylvania, with an average temperature fluctuating between 39.6°F (4.2°C) and 26.1°F (-3.3°C). During February, Yerkes observes a subtle ascent to a still icy 39.6°F (4.2°C) from January's 36°F (2.2°C) in the average high-temperature. Weather in February »
Weather in March
March, the first month of the spring in Yerkes, is a chilly month, with an average temperature fluctuating between 48.4°F (9.1°C) and 32.9°F (0.5°C). As February transitions into March, a subtle temperature shift is observed, with average highs adjusting from a cold 39.6°F (4.2°C) to a frosty 48.4°F (9.1°C). Weather in March »
Weather in April
April in Yerkes, Pennsylvania, is a moderate spring month, with temperature in the range of an average low of 43.2°F (6.2°C) and an average high of 60.6°F (15.9°C). Observing a rise in April, the average high-temperature goes from March's frosty 48.4°F (9.1°C) to a moderate 60.6°F (15.9°C). Weather in April »
Weather in May
The last month of the spring, May, is an agreeable month in Yerkes, Pennsylvania, with an average temperature ranging between max 71.2°F (21.8°C) and min 53.1°F (11.7°C). May's onset brings a temperature rise, moving from a moderate 60.6°F (15.9°C) in April to an agreeable 71.2°F (21.8°C). Weather in May »
Weather in June
June, the first month of the summer in Yerkes, is a warm month, with an average temperature varying between 79.2°F (26.2°C) and 61°F (16.1°C). With the onset of June, Yerkes observes a minor temperature ascent, with the average high-temperature adjusting from May's agreeable 71.2°F (21.8°C) to a moderately hot 79.2°F (26.2°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Yerkes, Pennsylvania, with an average temperature varying between 66.7°F (19.3°C) and 85.1°F (29.5°C). July, with its high-temperature average of 85.1°F (29.5°C) and a low-temperature average of 66.7°F (19.3°C), is the warmest month. July's heat index is computed to be a torrid 95°F (35°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Yerkes, Pennsylvania, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 65.5°F (18.6°C). The weather during August records an average high-temperature of a still warm 82.8°F (28.2°C), closely mirroring the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is still a warm month in Yerkes, Pennsylvania, with an average temperature varying between 75.7°F (24.3°C) and 58.6°F (14.8°C). September is characterized by a slight reduction in average high-temperature, easing from 82.8°F (28.2°C) in August to a still moderately hot 75.7°F (24.3°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Yerkes, Pennsylvania, with an average temperature ranging between min 48.4°F (9.1°C) and max 63.5°F (17.5°C). Arrival of October comes with a reduction in the average high-temperature, falling from a moderately hot 75.7°F (24.3°C) in September to a comfortable 63.5°F (17.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Yerkes, Pennsylvania, with an average temperature ranging between min 37.6°F (3.1°C) and max 51.1°F (10.6°C). November's arrival comes with a decrease in the average high-temperature, moving from a comfortable 63.5°F (17.5°C) in October to a fresh 51.1°F (10.6°C). Weather in November »
Weather in December
December, the first month of the winter in Yerkes, is also a wintry month, with an average temperature ranging between max 42.3°F (5.7°C) and min 30.9°F (-0.6°C). The advent of December brings a slight shift in average high-temperature, moving from a fresh 51.1°F (10.6°C) in November to a wintry 42.3°F (5.7°C). Weather in December »
[Resources]Frequently asked questions
What are the coldest months in Yerkes?
In Yerkes, Pennsylvania, the average lowest temperatures are observed in January, with a high of 36°F (2.2°C) and a low of 23.9°F (-4.5°C).
How many days does it rain in Yerkes?
Throughout the year, there are 132.3 rainfall days, and 13.98" (355mm) of precipitation is accumulated.
When does it snow in Yerkes?
January through March, November and December are months with snowfall in Yerkes, Pennsylvania.
What is the snowiest month in Yerkes?
The months with the most snowfall are January and February, with an average 0.59" (15mm) of accumulated snow.
How many days does it snow in Yerkes?
In Yerkes, during the entire year, snow falls for 15.1 days and aggregates up to 2.2" (56mm) of snow.
When is the lowest UV index in Yerkes?
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
What is the most humid month in Yerkes?
The most humid month in Yerkes, Pennsylvania, is February, with an average relative humidity of 80%.
What is the driest month in Yerkes?
February is the month with the least rainfall. Rain falls for 7.5 days and accumulates 0.75" (19mm) of precipitation.
What is the month with the least sunshine in Yerkes?
The month with the least sunshine is February, with an average of 4.6h of sunshine.
When is Daylight Saving Time (DST) in Yerkes?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Yerkes, Pennsylvania, 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 in Yerkes?
The months with the lowest humidity in Yerkes are April and July, with an average relative humidity of 74%.
When it does not snow in Yerkes?
In Yerkes, Pennsylvania, snow does not fall in April through October.
What is the month with the highest UV index in Yerkes?
The months with the highest UV index are May through August, with an average maximum UV index of 6.
When are the longest days in Yerkes?
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 in Yerkes?
With average high temperatures of 85.1°F (29.5°C) and lows of 66.7°F (19.3°C), July is the warmest month in Yerkes, Pennsylvania.
What month has the most sunshine in Yerkes?
With an average of 10.5h of sunshine, July has the most sunshine of the year in Yerkes, Pennsylvania.
What is the wettest month in Yerkes?
The month with the most rainfall is August, when the rain falls for 13.5 days and typically aggregates up to 1.77" (45mm) of precipitation.
What is the month with the shortest days in Yerkes?
With an average of 9h and 24min of daylight, December has the shortest days of the year.
Average temperature
Yerkes, PA
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36°F).
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure
Yerkes, PA
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.06"Hg - Average pressure in March:
30.07"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:
29.96"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:
30.1"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
Yerkes, 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:
8.1mph - Average wind speed in May:
6.5mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.2mph - Average wind speed in September:
5.6mph - Average wind speed in October:
6.7mph - 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 (5.2mph).
Average humidity
Yerkes, PA
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall
Yerkes, PA
- Average rainfall in January:
0.87" - Average rainfall in February:
0.75" - Average rainfall in March:
0.87" - Average rainfall in April:
1.22" - Average rainfall in May:
1.5" - Average rainfall in June:
1.34"
- Average rainfall in July:
1.69" - Average rainfall in August:
1.77" - Average rainfall in September:
0.91" - Average rainfall in October:
1.02" - Average rainfall in November:
1.06" - Average rainfall in December:
0.98"
The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.75").
Average rainfall days
Yerkes, PA
- Average rainfall days in January:
6.9 days - Average rainfall days in February:
7.5 days - Average rainfall days in March:
10.5 days - Average rainfall days in April:
12.9 days - Average rainfall days in May:
15.3 days - Average rainfall days in June:
13.9 days
- Average rainfall days in July:
14.6 days - Average rainfall days in August:
13.5 days - Average rainfall days in September:
11.8 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
7 days - Average rainfall days in December:
7.9 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.9 days).
Average snowfall
Yerkes, PA
The months with the highest snowfall are January and February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Yerkes, PA
- Average snowfall days in January:
4.8 days - Average snowfall days in February:
4.9 days - Average snowfall days in March:
2.6 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:
2.5 days
The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Yerkes, 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:
4h and 5min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 0min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 3min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days
Yerkes, PA
- Average sunshine days in January:
20.7 days - Average sunshine days in February:
16.5 days - Average sunshine days in March:
16.7 days - Average sunshine days in April:
15.2 days - Average sunshine days in May:
13.1 days - Average sunshine days in June:
12.8 days
- Average sunshine days in July:
14.2 days - Average sunshine days in August:
14.7 days - Average sunshine days in September:
17 days - Average sunshine days in October:
18.1 days - Average sunshine days in November:
20.3 days - Average sunshine days in December:
20.4 days
The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is June (12.8 days).
Average UV index
Yerkes, PA
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, March, November and December (UV index 2).
Average cloud cover
Yerkes, PA
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility
Yerkes, PA
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Yerkes, Pennsylvania, USA
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