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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 Wynnewood, Pennsylvania, is a wintry winter month, with an average temperature ranging between min 25°F (-3.9°C) and max 36.7°F (2.6°C). January, on average, is the coldest month, registering a high temperature of 36.7°F (2.6°C) and a low of 25°F (-3.9°C). Weather in January »
Weather in February
February, the last month of the winter in Wynnewood, is also an icy month, with an average temperature fluctuating between 27°F (-2.8°C) and 40.3°F (4.6°C). The average high-temperature during February registers at a still cold 40.3°F (4.6°C), closely corresponding to the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Wynnewood, is a chilly month, with an average temperature fluctuating between 49.1°F (9.5°C) and 34.3°F (1.3°C). As March begins, there's a slight increase in the average high-temperature, moving from a cold 40.3°F (4.6°C) in February to a frosty 49.1°F (9.5°C). Weather in March »
Weather in April
April is a comfortable spring month in Wynnewood, Pennsylvania, with an average temperature fluctuating between 44.2°F (6.8°C) and 61.2°F (16.2°C). The shift into April is marked by a rise in the average high-temperature, moving from March's chilly 49.1°F (9.5°C) to a comfortable 61.2°F (16.2°C). Weather in April »
Weather in May
May, the last month of the spring in Wynnewood, is a pleasant month, with an average temperature varying between 71.8°F (22.1°C) and 54.3°F (12.4°C). The arrival of May brings a change in Wynnewood's weather, with average high-temperatures moving from April's refreshing 61.2°F (16.2°C) to a pleasant 71.8°F (22.1°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in Wynnewood, Pennsylvania, with an average temperature varying between 62.6°F (17°C) and 79.9°F (26.6°C). The beginning of June marks a minor shift in the average high-temperature, moving from May's pleasant 71.8°F (22.1°C) to a warm 79.9°F (26.6°C). Weather in June »
Weather in July
July, like June, in Wynnewood, Pennsylvania, is a moderately hot summer month, with an average temperature varying between 85.8°F (29.9°C) and 68.9°F (20.5°C). July is the warmest month of the year, registering average temperatures as high as 85.8°F (29.9°C) and as low as 68.9°F (20.5°C). For most parts of July, the heat index is estimated at a fiery hot 95°F (35°C). Weather in July »
Weather in August
August, the last month of the summer in Wynnewood, is another warm month, with temperature in the range of an average high of 83.7°F (28.7°C) and an average low of 67.5°F (19.7°C). As Wynnewood welcomes August, the average high-temperature stabilizes at a still warm 83.7°F (28.7°C), showing little deviation from July's 85.8°F (29.9°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Wynnewood, Pennsylvania, with temperature in the range of an average high of 76.5°F (24.7°C) and an average low of 59.9°F (15.5°C). The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from a moderately hot 83.7°F (28.7°C) to a still warm 76.5°F (24.7°C). Weather in September »
Weather in October
October, like September, in Wynnewood, Pennsylvania, is another refreshing autumn month, with an average temperature ranging between max 64.2°F (17.9°C) and min 50°F (10°C). The start of October involves a temperature drop, moving from a warm 76.5°F (24.7°C) in September to an enjoyable 64.2°F (17.9°C). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Wynnewood, Pennsylvania, with an average temperature ranging between max 52°F (11.1°C) and min 38.3°F (3.5°C). A decrease in the average high-temperature is observed during November, shifting from a refreshing 64.2°F (17.9°C) in October to a cool 52°F (11.1°C). Weather in November »
Weather in December
December, the first month of the winter in Wynnewood, is also a frosty month, with an average temperature ranging between min 32°F (0°C) and max 43.2°F (6.2°C). A mild shift in the average high-temperature occurs in December, reducing from a fresh 52°F (11.1°C) in November to a frosty 43.2°F (6.2°C). Weather in December »
Updated: Jul 7, 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 time of year?
January is Wynnewood's coldest month, registering average high temperatures of 36.7°F (2.6°C) and lows of 25°F (-3.9°C).
What is the driest month?
January is the month with the least rainfall. Rain falls for 5.3 days and accumulates 0.55" (14mm) of precipitation.
How many days does it rain?
Throughout the year, in Wynnewood, there are 111.8 rainfall days, and 9.69" (246mm) of precipitation is accumulated.
When does it snow?
January through March, November and December are months with snowfall.
How much does it snow?
In Wynnewood, during the entire year, snow falls for 15.1 days and aggregates up to 3.66" (93mm) of snow.
When is 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 most humid month?
The months with the highest humidity are February and October, with an average relative humidity of 78%.
What is the snowiest month?
The months with the most snowfall are February and March, with an average 0.98" (25mm) of accumulated snow.
What is the month with the least sunshine?
February has the least sunshine of the year, with an average of 4.6h 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, July and August, with an average relative humidity of 71%.
When it does not snow?
April through October are months without snowfall.
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?
The month with the longest days is June, with an average of 15h and 0min of daylight.
What time of the year is the hottest?
Temperature readings reach their annual highs in July, averaging 85.8°F (29.9°C) and a minimum average of 68.9°F (20.5°C).
What is the wettest month?
The wettest months are July and August, with an average 1.14" (29mm) of rainfall.
What month has the most sunshine?
With an average of 10.6h of sunshine, July has the most sunshine of the year.
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.
Average temperature
Wynnewood, PA
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure
Wynnewood, 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:
30.05"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
Wynnewood, PA
- Average wind speed in January:
8.2mph - Average wind speed in February:
8.2mph - Average wind speed in March:
8.5mph - Average wind speed in April:
8.4mph - Average wind speed in May:
6.8mph - Average wind speed in June:
6.3mph
- Average wind speed in July:
5.6mph - Average wind speed in August:
5.5mph - Average wind speed in September:
5.9mph - Average wind speed in October:
7mph - Average wind speed in November:
7.4mph - Average wind speed in December:
7.8mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity
Wynnewood, PA
The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (71%).
Average rainfall
Wynnewood, PA
- Average rainfall in January:
0.55" - Average rainfall in February:
0.63" - Average rainfall in March:
0.79" - Average rainfall in April:
0.75" - Average rainfall in May:
0.91" - Average rainfall in June:
0.98"
- Average rainfall in July:
1.14" - Average rainfall in August:
1.14" - Average rainfall in September:
0.63" - Average rainfall in October:
0.63" - Average rainfall in November:
0.63" - Average rainfall in December:
0.91"
The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").
Average rainfall days
Wynnewood, PA
- Average rainfall days in January:
5.3 days - Average rainfall days in February:
6.2 days - Average rainfall days in March:
8.7 days - Average rainfall days in April:
10.7 days - Average rainfall days in May:
12.6 days - Average rainfall days in June:
12 days
- Average rainfall days in July:
13.3 days - Average rainfall days in August:
12.2 days - Average rainfall days in September:
10.1 days - Average rainfall days in October:
8.3 days - Average rainfall days in November:
5.9 days - Average rainfall days in December:
6.5 days
The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).
Average snowfall
Wynnewood, PA
The months with the highest snowfall are February and March (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days
Wynnewood, PA
- Average snowfall days in January:
4.5 days - Average snowfall days in February:
4.4 days - Average snowfall days in March:
3.1 days - Average snowfall days in April:
0.3 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:
0.7 days - Average snowfall days in December:
2.1 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Wynnewood, 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 2min - 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 4min - 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days
Wynnewood, PA
- Average sunshine days in January:
21.9 days - Average sunshine days in February:
18.3 days - Average sunshine days in March:
19.2 days - Average sunshine days in April:
17.5 days - Average sunshine days in May:
15.3 days - Average sunshine days in June:
15.3 days
- Average sunshine days in July:
14.9 days - Average sunshine days in August:
15.4 days - Average sunshine days in September:
18.5 days - Average sunshine days in October:
20.5 days - Average sunshine days in November:
22.5 days - Average sunshine days in December:
22.2 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).
Average UV index
Wynnewood, 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, November and December (UV index 2).
Average cloud cover
Wynnewood, 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
Wynnewood, PA
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Wynnewood, Pennsylvania, USA
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