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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, is an icy winter month in Mill Creek, Pennsylvania, with an average temperature fluctuating between 20.1°F (-6.6°C) and 32.9°F (0.5°C). Mill Creek's coldest month, January, generally records average temperatures ranging from a high of 32.9°F (0.5°C) to a low of 20.1°F (-6.6°C). Weather in January »
Weather in February
The last month of the winter, February, is also a wintry month in Mill Creek, Pennsylvania, with an average temperature varying between 22.8°F (-5.1°C) and 37.2°F (2.9°C). With February's arrival, Mill Creek, Pennsylvania, notes an average high-temperature of a still wintry 37.2°F (2.9°C), closely following the trend of the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Mill Creek, Pennsylvania, with an average temperature varying between 46.9°F (8.3°C) and 29.8°F (-1.2°C). With the onset of March, the average high-temperature slightly shifts from February's icy 37.2°F (2.9°C) to a frosty 46.9°F (8.3°C). Weather in March »
Weather in April
April is a refreshing spring month in Mill Creek, Pennsylvania, with an average temperature varying between 59.4°F (15.2°C) and 39.7°F (4.3°C). The start of April signals an increase in the average high-temperature, moving from a chilly 46.9°F (8.3°C) in March to a moderate 59.4°F (15.2°C). Weather in April »
Weather in May
May, the last month of the spring in Mill Creek, is a pleasant month, with an average temperature ranging between min 49.5°F (9.7°C) and max 70.3°F (21.3°C). In May, the meteorological conditions change with the average high-temperature moving from a moderate 59.4°F (15.2°C) in April to an agreeable 70.3°F (21.3°C). Weather in May »
Weather in June
June, the first month of the summer in Mill Creek, is a warm month, with an average temperature ranging between max 78.3°F (25.7°C) and min 55.9°F (13.3°C). Mill Creek's weather in June shows a minor rise in the average high-temperature, moving slightly up from May's pleasant 70.3°F (21.3°C) to a moderately hot 78.3°F (25.7°C). Weather in June »
Weather in July
July, like June, in Mill Creek, Pennsylvania, is another warm summer month, with an average temperature ranging between min 60.4°F (15.8°C) and max 83.7°F (28.7°C). July registers as the month with the highest average temperatures, reaching 83.7°F (28.7°C) at its peak and 60.4°F (15.8°C) at the lowest. In July, the heat index is estimated at a tropical 91.4°F (33°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Mill Creek, Pennsylvania, with temperature in the range of an average high of 81.3°F (27.4°C) and an average low of 58.5°F (14.7°C). August's onset records a minor alteration in the average high-temperature to a still moderately hot 81.3°F (27.4°C) from July's 83.7°F (28.7°C). Weather in August »
Weather in September
September, the first month of the autumn in Mill Creek, is still a warm month, with an average temperature ranging between max 74.3°F (23.5°C) and min 53.2°F (11.8°C). Mill Creek, Pennsylvania, records a mild change in average high-temperature during September, easing from 81.3°F (27.4°C) in August to a still moderately hot 74.3°F (23.5°C). Weather in September »
Weather in October
October, like September, in Mill Creek, Pennsylvania, is another comfortable autumn month, with temperature in the range of an average high of 61.5°F (16.4°C) and an average low of 43.9°F (6.6°C). The onset of October is marked by a decrease in temperature, transitioning from a warm 74.3°F (23.5°C) in September to an enjoyable 61.5°F (16.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Mill Creek, is another chilly month, with an average temperature fluctuating between 32.9°F (0.5°C) and 48.4°F (9.1°C). A shift in the average high-temperature occurs in November, reducing from a refreshing 61.5°F (16.4°C) in October to a frosty 48.4°F (9.1°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Mill Creek, Pennsylvania, with an average temperature fluctuating between 27.5°F (-2.5°C) and 38.8°F (3.8°C). The shift from November to December involves a decrease in the average high-temperature, dropping from a chilly 48.4°F (9.1°C) to a wintry 38.8°F (3.8°C). Weather in December »
Updated: Jul 5, 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?
Mill Creek's temperature records reveal January as the coldest month, marked by average highs of 32.9°F (0.5°C) and lows of 20.1°F (-6.6°C).
How many days does it rain?
In Mill Creek, during the entire year, the rain falls for 164.3 days and collects up to 28.19" (716mm) of precipitation.
When does it snow?
Months with snowfall are January through April, October through December.
When does it snow the most?
January is the month with the most snowfall. Snow falls for 12.2 days and accumulates 5.24" (133mm) of snow.
How much does it snow?
Throughout the year, there are 40.6 snowfall days, and 17.91" (455mm) of snow is accumulated.
What is the month with the least sunshine?
With an average of 4.2h of sunshine, January has the least sunshine of the year.
What is the month with the lowest UV index?
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Mill Creek.
What is the most humid month?
With an average relative humidity of 82%, February is the most humid month.
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 rainiest month?
The month with the most rainfall is May, when the rain falls for 17.7 days and typically aggregates up to 3.07" (78mm) of precipitation.
When it does not snow?
May through September are months without snowfall.
When is the highest UV index?
The months with the highest UV index are May and June, with an average maximum UV index of 6.
When are the longest days?
June has the longest days of the year, with an average of 15h and 0min of daylight.
What part of the year is the hottest in Mill Creek?
July, on average, is the warmest month, registering a high temperature of 83.7°F (28.7°C) and a low of 60.4°F (15.8°C).
What is the least humid month?
The least humid month in Mill Creek is July, with an average relative humidity of 75%.
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.3h of sunshine.
What is the driest month in Mill Creek?
September is the month with the least rainfall. Rain falls for 12.8 days and accumulates 1.85" (47mm) 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.
Average temperature
Mill Creek, PA
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.9°F).
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure
Mill Creek, 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:
30.01"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:
30.04"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
Mill Creek, PA
- Average wind speed in January:
7.8mph - Average wind speed in February:
7.6mph - Average wind speed in March:
7.3mph - Average wind speed in April:
7.4mph - Average wind speed in May:
5.8mph - Average wind speed in June:
5.5mph
- Average wind speed in July:
4.6mph - Average wind speed in August:
4.3mph - Average wind speed in September:
4.8mph - Average wind speed in October:
6.1mph - Average wind speed in November:
6.5mph - Average wind speed in December:
7.1mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity
Mill Creek, PA
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is July (75%).
Average rainfall
Mill Creek, PA
- Average rainfall in January:
2.09" - Average rainfall in February:
2.17" - Average rainfall in March:
2.32" - Average rainfall in April:
2.87" - Average rainfall in May:
3.07" - Average rainfall in June:
2.32"
- Average rainfall in July:
2.48" - Average rainfall in August:
2.05" - Average rainfall in September:
1.85" - Average rainfall in October:
2.64" - Average rainfall in November:
1.97" - Average rainfall in December:
2.36"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days
Mill Creek, PA
- Average rainfall days in January:
9.8 days - Average rainfall days in February:
9.5 days - Average rainfall days in March:
13.6 days - Average rainfall days in April:
16.5 days - Average rainfall days in May:
17.7 days - Average rainfall days in June:
16.6 days
- Average rainfall days in July:
17.6 days - Average rainfall days in August:
15.6 days - Average rainfall days in September:
12.8 days - Average rainfall days in October:
13.4 days - Average rainfall days in November:
10.3 days - Average rainfall days in December:
10.9 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (9.5 days).
Average snowfall
Mill Creek, PA
The month with the highest snowfall is January (5.24").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Mill Creek, PA
- Average snowfall days in January:
12.2 days - Average snowfall days in February:
10.8 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
1.3 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:
0.2 days - Average snowfall days in November:
2.1 days - Average snowfall days in December:
7.7 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Mill Creek, 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:
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 1min - Average sunshine in February:
4h and 2min - Average sunshine in March:
6h and 1min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 3min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 2min - 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:
5h and 2min - Average sunshine in December:
4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days
Mill Creek, PA
- Average sunshine days in January:
12.8 days - Average sunshine days in February:
11.2 days - Average sunshine days in March:
12.4 days - Average sunshine days in April:
11.5 days - Average sunshine days in May:
10.7 days - Average sunshine days in June:
11.5 days
- Average sunshine days in July:
11.5 days - Average sunshine days in August:
12.8 days - Average sunshine days in September:
14.5 days - Average sunshine days in October:
15 days - Average sunshine days in November:
16.7 days - Average sunshine days in December:
14.2 days
The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is May (10.7 days).
Average UV index
Mill Creek, PA
The months with the highest UV index are May and June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover
Mill Creek, PA
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 34).
Average visibility
Mill Creek, 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).
Mill Creek, Pennsylvania, USA
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