Climate and monthly weather forecast
Swiftwater, PA

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Weather in January

January, like December, is another subzero cold winter month in Swiftwater, Pennsylvania, with temperature in the range of an average low of 18.5°F (-7.5°C) and an average high of 30.9°F (-0.6°C). Swiftwater notes the coldest temperatures in January, with a high average of 30.9°F (-0.6°C) and a low of 18.5°F (-7.5°C). Weather in January »

Weather in February

February, the last month of the winter in Swiftwater, is a cold month, with an average temperature fluctuating between 34.5°F (1.4°C) and 20.3°F (-6.5°C). Swiftwater's transition from January to February introduces an average high-temperature of a wintry 34.5°F (1.4°C), marking an insignificant variation from the 30.9°F (-0.6°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Swiftwater, Pennsylvania, with temperature in the range of an average low of 27°F (-2.8°C) and an average high of 43°F (6.1°C). Swiftwater's transition into March is marked by a minor temperature shift, moving from a wintry 34.5°F (1.4°C) in February to a chilly 43°F (6.1°C). Weather in March »

Weather in April

April is a fresh spring month in Swiftwater, Pennsylvania, with an average temperature varying between 55°F (12.8°C) and 37.6°F (3.1°C). Swiftwater, Pennsylvania, in April shows a temperature shift, moving from an average high of a chilly 43°F (6.1°C) in March to a fresh 55°F (12.8°C). Weather in April »

Weather in May

May, the last month of the spring in Swiftwater, is a comfortable month, with an average temperature fluctuating between 47.8°F (8.8°C) and 66.9°F (19.4°C). The average high-temperature increases in May, moving from a fresh 55°F (12.8°C) in April to an enjoyable 66.9°F (19.4°C). Weather in May »

Weather in June

June, the first month of the summer in Swiftwater, is a warm month, with an average temperature fluctuating between 54.9°F (12.7°C) and 74.8°F (23.8°C). As Swiftwater transitions into June, a marginal rise in the average high-temperature is observed, moving from a comfortable 66.9°F (19.4°C) in May to a moderately hot 74.8°F (23.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Swiftwater, Pennsylvania, with an average temperature varying between 81°F (27.2°C) and 60.3°F (15.7°C). July registers as the month with the highest average temperatures, reaching 81°F (27.2°C) at its peak and 60.3°F (15.7°C) at the lowest. The heat index value during July is appraised at a tropical 86°F (30°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Swiftwater, Pennsylvania, with temperature in the range of an average high of 78.3°F (25.7°C) and an average low of 58.3°F (14.6°C). Swiftwater notes an average high-temperature of a still moderately hot 78.3°F (25.7°C) in August, displaying minor variation from July. Weather in August »

Weather in September

September, the first month of the autumn in Swiftwater, is still a pleasant month, with an average temperature fluctuating between 72°F (22.2°C) and 52.5°F (11.4°C). During the shift to September, Swiftwater records a mild decrease in average high-temperature, moving from a warm 78.3°F (25.7°C) in August to a pleasant 72°F (22.2°C). Weather in September »

Weather in October

October, the same as September, in Swiftwater, Pennsylvania, is another mild autumn month, with an average temperature ranging between min 43.2°F (6.2°C) and max 58.3°F (14.6°C). With the onset of October, Swiftwater's average high-temperature adjusts, receding from September's agreeable 72°F (22.2°C) to a mild 58.3°F (14.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Swiftwater, Pennsylvania, with an average temperature ranging between max 45.9°F (7.7°C) and min 32.4°F (0.2°C). In November, the average high-temperature goes from a moderate 58.3°F (14.6°C) in October to a frosty 45.9°F (7.7°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Swiftwater, Pennsylvania, with an average temperature fluctuating between 36.3°F (2.4°C) and 25.7°F (-3.5°C). December brings a drop in Swiftwater's average high-temperature, falling from a frosty 45.9°F (7.7°C) in November to an icy 36.3°F (2.4°C). Weather in December »
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January, marked by an average high-temperature of 30.9°F (-0.6°C) and a low-temperature of 18.5°F (-7.5°C), is the coldest month.

How many days does it rain in Swiftwater?

In Swiftwater, during the entire year, the rain falls for 171 days and collects up to 34.45" (875mm) of precipitation.

When does it snow?

Months with snowfall are January through May, October through December.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 15.8 days and accumulates 9.72" (247mm) of snow.

How much does it snow?

In Swiftwater, during the entire year, snow falls for 66.6 days and aggregates up to 42.24" (1073mm) of snow.

What is the most humid month?

February and December, with an average relative humidity of 84%, are most humid months.

What is the month with the least sunshine?

February has the least sunshine of the year in Swiftwater, with an average of 3.9h 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 wettest month?

The month with the most rainfall is May, when the rain falls for 18.6 days and typically aggregates up to 3.5" (89mm) of precipitation.

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?

In Swiftwater, snow does not fall in June through September.

When are the longest days?

With an average of 15h and 6min of daylight, June has the longest days of the year.

What is the hottest time of year?

Temperature records mark July as the warmest month, with highs averaging 81°F (27.2°C) and lows at 60.3°F (15.7°C).

What is the least humid month?

The least humid month is July, with an average relative humidity of 77%.

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 driest month?

September is the month with the least rainfall. Rain falls for 11.8 days and accumulates 1.73" (44mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

When is the lowest UV index in Swiftwater?

With an average maximum UV index of 1, December is the month with the lowest UV index.

Average temperature
Swiftwater, PA

Average temperature - Swiftwater, PA

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.9°F).

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure
Swiftwater, PA

Average pressure - Swiftwater, PA

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Swiftwater, PA

Average wind speed - Swiftwater, PA

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity
Swiftwater, PA

Average humidity - Swiftwater, PA

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (77%).

Average rainfall
Swiftwater, PA

Average rainfall - Swiftwater, PA

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days
Swiftwater, PA

Average rainfall days - Swiftwater, PA

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (10.3 days).

Average snowfall
Swiftwater, PA

Average snowfall - Swiftwater, PA

The month with the highest snowfall is January (9.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Swiftwater, PA

Average snowfall days - Swiftwater, PA

The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Swiftwater, PA

Average daylight / Average sunshine - Swiftwater, PA

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 18min).

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 54min).

Average sunshine days
Swiftwater, PA

Average sunshine days - Swiftwater, PA

The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is February (8.6 days).

Average UV index
Swiftwater, PA

Average UV index - Swiftwater, 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 visibility
Swiftwater, PA

Average visibility - Swiftwater, 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).

Swiftwater, Pennsylvania, USA

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