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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, in Atco, Pennsylvania, is a freezing cold winter month, with an average temperature ranging between min 18°F (-7.8°C) and max 30.4°F (-0.9°C). January, with its average high-temperature of 30.4°F (-0.9°C) and an average low-temperature of 18°F (-7.8°C), holds the record as the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a wintry month in Atco, Pennsylvania, with an average temperature varying between 33.8°F (1°C) and 19.8°F (-6.8°C). Atco's average high-temperature in February is a wintry 33.8°F (1°C), indicating a subtle variation from January. Weather in February »
Weather in March
The first month of the spring, March, is also a wintry month in Atco, Pennsylvania, with temperature in the range of an average high of 42.3°F (5.7°C) and an average low of 25.9°F (-3.4°C). With the transition into March, Atco experiences a subtle uplift in average high-temperatures, adjusting from an icy 33.8°F (1°C) in February to a still cold 42.3°F (5.7°C). Weather in March »
Weather in April
April is a cool spring month in Atco, Pennsylvania, with an average temperature ranging between max 54.3°F (12.4°C) and min 36.3°F (2.4°C). In Atco, the average high-temperature in April rises, from a cold 42.3°F (5.7°C) in March, to a cool 54.3°F (12.4°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Atco, Pennsylvania, with an average temperature ranging between min 47.1°F (8.4°C) and max 67.3°F (19.6°C). The average high-temperature increases in May, moving from a fresh 54.3°F (12.4°C) in April to a refreshing 67.3°F (19.6°C). Weather in May »
Weather in June
The first month of the summer, June, is a moderately hot month in Atco, Pennsylvania, with temperature in the range of an average low of 53.8°F (12.1°C) and an average high of 75°F (23.9°C). The coming of June brings a minor shift in Atco's weather, with average high-temperatures adjusting from May's refreshing 67.3°F (19.6°C) to a warm 75°F (23.9°C). Weather in June »
Weather in July
July, like June, in Atco, Pennsylvania, is a moderately hot summer month, with an average temperature varying between 81.1°F (27.3°C) and 58.6°F (14.8°C). July is the month when Atco experiences its warmest temperatures, averaging a high of 81.1°F (27.3°C) and a low of 58.6°F (14.8°C). For July, the heat index is computed to be a hot 86°F (30°C). Weather in July »
Weather in August
August, the last month of the summer in Atco, is another warm month, with an average temperature fluctuating between 56.8°F (13.8°C) and 78.6°F (25.9°C). Atco's August showcases an average high-temperature of a still moderately hot 78.6°F (25.9°C), hardly distinct from July's 81.1°F (27.3°C). Weather in August »
Weather in September
September, the first month of the autumn in Atco, is still a pleasant month, with an average temperature varying between 51.3°F (10.7°C) and 71.8°F (22.1°C). Atco's September weather shows a modest shift in high-temperatures, falling from August's warm 78.6°F (25.9°C) to an agreeable 71.8°F (22.1°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Atco, Pennsylvania, with temperature in the range of an average low of 42.4°F (5.8°C) and an average high of 58.3°F (14.6°C). A shift in Atco's weather is observed as September turns into October, with the average high temperature reducing from a pleasant 71.8°F (22.1°C) to a moderate 58.3°F (14.6°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Atco, Pennsylvania, with temperature in the range of an average low of 31.5°F (-0.3°C) and an average high of 45.9°F (7.7°C). With November's onset, the average high-temperature recedes from October's moderate 58.3°F (14.6°C) to a chilly 45.9°F (7.7°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Atco, Pennsylvania, with an average temperature varying between 36°F (2.2°C) and 25°F (-3.9°C). In December, the average high-temperature decreases from a chilly 45.9°F (7.7°C) in November to a wintry 36°F (2.2°C). Weather in December »
Updated: Aug 10, 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?
Atco records the coldest temperatures in January, averaging a high of 30.4°F (-0.9°C) and a low of 18°F (-7.8°C).
What is the driest month?
January and September are months with the least rain when the rain falls for 6.9 days and typically aggregates up to 1.14" (29mm) of rain.
How much does it rain?
In Atco, during the entire year, the rain falls for 132.5 days and collects up to 19.21" (488mm) of precipitation.
When does it snow in Atco?
Months with snowfall are January through May, October through December.
When does it snow the most?
The months with the most snowfall are January and December, with an average 3.27" (83mm) of accumulated snow.
How many days does it snow?
Throughout the year, there are 43.6 snowfall days, and 14.69" (373mm) of snow is accumulated.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 3.6h of sunshine.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Atco, 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 months with the highest UV index?
May through August, with an average maximum UV index of 5, are months with the highest UV index.
When it does not snow?
June through September are months without snowfall.
When are the longest days?
With an average of 15h and 6min of daylight, June has the longest days of the year.
What part of the year is the hottest in Atco?
July temperatures tend to peak at an average high of 81.1°F (27.3°C) and dip to a low of 58.6°F (14.8°C).
What is the least humid month?
The least humid month is July, with an average relative humidity of 77%.
What is the rainiest month?
The wettest months are July and August, with an average 2.09" (53mm) of rainfall.
What month has the most sunshine?
With an average of 10.1h of sunshine, July has the most sunshine of the year.
What is the most humid month in Atco?
The most humid month is December, with an average relative humidity of 85%.
What is the month with the shortest days in Atco?
December has the shortest days of the year, with an average of 9h and 12min of daylight.
When is the lowest UV index?
With an average maximum UV index of 1, December is the month with the lowest UV index.
Average temperature
Atco, PA
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.4°F).
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure
Atco, PA
- Average pressure in January:
30.07"Hg - Average pressure in February:
30.04"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:
29.93"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:
30.11"Hg - Average pressure in December:
30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Atco, PA
- Average wind speed in January:
8.3mph - Average wind speed in February:
8.4mph - Average wind speed in March:
8.2mph - Average wind speed in April:
8mph - Average wind speed in May:
6.6mph - Average wind speed in June:
6.2mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.3mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.8mph - Average wind speed in November:
7.2mph - Average wind speed in December:
7.9mph
The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity
Atco, PA
The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is July (77%).
Average rainfall
Atco, PA
- Average rainfall in January:
1.14" - Average rainfall in February:
1.22" - Average rainfall in March:
1.5" - Average rainfall in April:
1.61" - Average rainfall in May:
1.97" - Average rainfall in June:
1.85"
- Average rainfall in July:
2.09" - Average rainfall in August:
2.09" - Average rainfall in September:
1.14" - Average rainfall in October:
1.65" - Average rainfall in November:
1.5" - Average rainfall in December:
1.46"
The wettest months (with the highest rainfall) are July and August (2.09").
The driest months (with the least rainfall) are January and September (1.14").
Average rainfall days
Atco, PA
- Average rainfall days in January:
6.9 days - Average rainfall days in February:
6.9 days - Average rainfall days in March:
10.5 days - Average rainfall days in April:
14.5 days - Average rainfall days in May:
15.6 days - Average rainfall days in June:
13.8 days
- Average rainfall days in July:
13.8 days - Average rainfall days in August:
12 days - Average rainfall days in September:
9.4 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
9.1 days - Average rainfall days in December:
8.5 days
The month with the highest number of rainy days is May (15.6 days).
The months with the least rainy days are January and February (6.9 days).
Average snowfall
Atco, PA
- Average snowfall in January:
3.27" - Average snowfall in February:
3.07" - Average snowfall in March:
2.99" - Average snowfall in April:
0.43" - Average snowfall in May:
0.2" - Average snowfall in June:
0"
The months with the highest snowfall are January and December (3.27").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Atco, PA
- Average snowfall days in January:
9.9 days - Average snowfall days in February:
10.6 days - Average snowfall days in March:
7.8 days - Average snowfall days in April:
2.3 days - Average snowfall days in May:
0.4 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:
3.9 days - Average snowfall days in December:
8.2 days
The month with the highest number of snowfall days is February (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Atco, 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 1min
- Average daylight in July:
14h and 5min - Average daylight in August:
13h and 5min - 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 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
3h and 4min - Average sunshine in March:
5h and 2min - Average sunshine in April:
7h and 1min - Average sunshine in May:
7h and 5min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
9h and 4min - Average sunshine in September:
8h and 4min - Average sunshine in October:
5h and 0min - Average sunshine in November:
4h and 5min - Average sunshine in December:
3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days
Atco, PA
- Average sunshine days in January:
17.5 days - Average sunshine days in February:
12.5 days - Average sunshine days in March:
14.3 days - Average sunshine days in April:
13.2 days - Average sunshine days in May:
13.3 days - Average sunshine days in June:
13.9 days
- Average sunshine days in July:
14.9 days - Average sunshine days in August:
17.3 days - Average sunshine days in September:
18.6 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
17.7 days - Average sunshine days in December:
15.2 days
The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is February (12.5 days).
Average UV index
Atco, PA
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover
Atco, PA
The months with the most cloud cover are February and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility
Atco, PA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Atco, Pennsylvania, USA
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