Climate and monthly weather forecast
Fairfield, PA

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Weather in January

January, the same as December, is another cold winter month in Fairfield, Pennsylvania, with temperature in the range of an average low of 22.6°F (-5.2°C) and an average high of 35.4°F (1.9°C). January tends to be the coldest month, with temperatures averaging a daily high of 35.4°F (1.9°C) and a low of 22.6°F (-5.2°C). Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Fairfield, Pennsylvania, with an average temperature varying between 39.7°F (4.3°C) and 24.4°F (-4.2°C). The arrival of February denotes a barely perceptible change in the average high-temperatures to a still wintry 39.7°F (4.3°C) from January's 35.4°F (1.9°C). Weather in February »

Weather in March

March, the first month of the spring in Fairfield, is a frosty month, with an average temperature fluctuating between 48.7°F (9.3°C) and 31.6°F (-0.2°C). The transition to March introduces an increase in the average high-temperature, shifting from a cold 39.7°F (4.3°C) in February to a frosty 48.7°F (9.3°C). Weather in March »

Weather in April

April is a comfortable spring month in Fairfield, Pennsylvania, with an average temperature varying between 61.2°F (16.2°C) and 41.7°F (5.4°C). An escalation in the average high-temperature is seen with the onset of April, moving from a frosty 48.7°F (9.3°C) in March to a refreshing 61.2°F (16.2°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Fairfield, Pennsylvania, with temperature in the range of an average low of 51.8°F (11°C) and an average high of 71.1°F (21.7°C). Fairfield in May shows a temperature shift, moving from an average high of a refreshing 61.2°F (16.2°C) in April to an agreeable 71.1°F (21.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Fairfield, Pennsylvania, with an average temperature varying between 79.2°F (26.2°C) and 58.6°F (14.8°C). The start of June brings a subtle rise in the average high-temperature, moving from an agreeable 71.1°F (21.7°C) in May to a warm 79.2°F (26.2°C). Weather in June »

Weather in July

July, like June, in Fairfield, Pennsylvania, is a moderately hot summer month, with temperature in the range of an average low of 63.7°F (17.6°C) and an average high of 84.2°F (29°C). July, recognised by an average high temperature of 84.2°F (29°C) and a low of 63.7°F (17.6°C), is Fairfield's warmest month. In July, the average heat index is evaluated at a hot 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in Fairfield, is another warm month, with an average temperature ranging between max 81.7°F (27.6°C) and min 62.2°F (16.8°C). Fairfield, Pennsylvania, records an average high-temperature of a still moderately hot 81.7°F (27.6°C) in August, maintaining a close correlation with July's 84.2°F (29°C). Weather in August »

Weather in September

September, the first month of the autumn in Fairfield, is still a warm month, with temperature in the range of an average low of 55.9°F (13.3°C) and an average high of 74.8°F (23.8°C). Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 81.7°F (27.6°C) to a still warm 74.8°F (23.8°C). Weather in September »

Weather in October

October, like September, in Fairfield, Pennsylvania, is another comfortable autumn month, with an average temperature varying between 63.1°F (17.3°C) and 46.2°F (7.9°C). Fairfield's October weather shows a moderate shift in high-temperatures, falling from September's moderately hot 74.8°F (23.8°C) to a refreshing 63.1°F (17.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Fairfield, is another cool month, with an average temperature ranging between min 35.1°F (1.7°C) and max 50.4°F (10.2°C). November is characterized by a reduction in the average high-temperature, from a comfortable 63.1°F (17.3°C) in October to a fresh 50.4°F (10.2°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Fairfield, Pennsylvania, with temperature in the range of an average low of 29.3°F (-1.5°C) and an average high of 41.5°F (5.3°C). The onset of December entails a subtle temperature shift, as the average high-temperature eases from a fresh 50.4°F (10.2°C) in November to an icy 41.5°F (5.3°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Fairfield?

With average high and low temperatures of 35.4°F (1.9°C) and 22.6°F (-5.2°C) respectively, January is Fairfield's coldest month.

How many days does it rain in Fairfield?

Throughout the year, in Fairfield, Pennsylvania, there are 125.3 rainfall days, and 10.59" (269mm) of precipitation is accumulated.

When does it snow in Fairfield?

January through April, November and December are months with snowfall.

What is the snowiest month in Fairfield?

The month with the most snowfall in Fairfield is January, when snow falls for 6.7 days and typically aggregates up to 1.06" (27mm) of snow.

How many days does it snow in Fairfield?

In Fairfield, during the entire year, snow falls for 20.2 days and aggregates up to 3.54" (90mm) of snow.

What are the months with the lowest UV index in Fairfield?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What are the most humid months in Fairfield?

The months with the highest humidity in Fairfield are February, May and October, with an average relative humidity of 80%.

What is the month with the least sunshine in Fairfield?

With an average of 4.5h of sunshine, February has the least sunshine of the year in Fairfield, Pennsylvania.

When is Daylight Saving Time (DST) in Fairfield?

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 in Fairfield?

The month with the most rainfall is May, when the rain falls for 14.9 days and typically aggregates up to 1.26" (32mm) of precipitation.

When it does not snow in Fairfield?

May through October are months without snowfall.

When are the longest days in Fairfield?

With an average of 14h and 54min of daylight, June has the longest days of the year in Fairfield, Pennsylvania.

What are the months with the highest UV index in Fairfield?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What are the warmest months in Fairfield?

Fairfield's temperatures peak on average in July, reaching 84.2°F (29°C) at their highest and 63.7°F (17.6°C) at their lowest.

What is the least humid month in Fairfield?

July is the least humid month in Fairfield, Pennsylvania, with an average relative humidity of 75%.

What month has the most sunshine in Fairfield?

With an average of 10.5h of sunshine, July has the most sunshine of the year in Fairfield, Pennsylvania.

What is the driest month in Fairfield?

September is the month with the least rainfall. Rain falls for 10 days and accumulates 0.55" (14mm) of precipitation.

What is the month with the shortest days in Fairfield?

The month with the shortest days in Fairfield is December, with an average of 9h and 24min of daylight.

Average temperature
Fairfield, PA

Average temperature - Fairfield, PA

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.4°F).

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure
Fairfield, PA

Average pressure - Fairfield, PA

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed
Fairfield, PA

Average wind speed - Fairfield, PA

The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity
Fairfield, PA

Average humidity - Fairfield, PA

The months with the highest relative humidity are February, May and October (80%).
The month with the lowest relative humidity is July (75%).

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Average rainfall
Fairfield, PA

Average rainfall - Fairfield, PA

The wettest month (with the highest rainfall) is May (1.26").
The driest month (with the least rainfall) is September (0.55").

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Average rainfall days
Fairfield, PA

Average rainfall days - Fairfield, PA

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (5.4 days).

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Average snowfall
Fairfield, PA

Average snowfall - Fairfield, PA

The month with the highest snowfall is January (1.06").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Fairfield, PA

Average snowfall days - Fairfield, PA

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Fairfield, PA

Average daylight / Average sunshine - Fairfield, PA

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

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 30min).

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Average sunshine days
Fairfield, PA

Average sunshine days - Fairfield, PA

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is May (12.9 days).

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Average UV index
Fairfield, PA

Average UV index - Fairfield, PA

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Fairfield, PA

Average visibility - Fairfield, PA

The months with the highest visibility are March, April, June, July, November and December (6mi).
The months with the lowest visibility are January, February, May, August, September and October (5mi).

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Fairfield, Pennsylvania, USA

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