Climate and monthly weather forecast
Lewis Mills, PA

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Weather in January

January, the same as December, is an icy winter month in Lewis Mills, Pennsylvania, with temperature in the range of an average low of 23.7°F (-4.6°C) and an average high of 35.4°F (1.9°C). With its high average temperature of 35.4°F (1.9°C) and a low of 23.7°F (-4.6°C), January is regarded as the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Lewis Mills, Pennsylvania, with an average temperature fluctuating between 39.7°F (4.3°C) and 25.5°F (-3.6°C). February's arrival shows an average high-temperature of a still icy 39.7°F (4.3°C), hardly different from the previous month. Weather in February »

Weather in March

March, the first month of the spring in Lewis Mills, is a frosty month, with an average temperature varying between 48.2°F (9°C) and 32.5°F (0.3°C). A soft shift in the average high-temperature is noticeable in March, transitioning from a cold 39.7°F (4.3°C) in February to a frosty 48.2°F (9°C). Weather in March »

Weather in April

April is a mild spring month in Lewis Mills, Pennsylvania, with temperature in the range of an average high of 60.3°F (15.7°C) and an average low of 42.4°F (5.8°C). April's arrival coincides with a temperature rise, moving from March's frosty 48.2°F (9°C) to a moderate 60.3°F (15.7°C). Weather in April »

Weather in May

May, the last month of the spring in Lewis Mills, is an agreeable month, with an average temperature varying between 70.9°F (21.6°C) and 52.3°F (11.3°C). Lewis Mills's weather in May shows a rise in the average high-temperature, moving up from April's refreshing 60.3°F (15.7°C) to a pleasant 70.9°F (21.6°C). Weather in May »

Weather in June

June, the first month of the summer in Lewis Mills, is a warm month, with an average temperature varying between 60.4°F (15.8°C) and 78.4°F (25.8°C). As June arrives, a slight rise in the average high-temperature is observed, moving from a pleasant 70.9°F (21.6°C) in May to a moderately hot 78.4°F (25.8°C). Weather in June »

Weather in July

July, like June, in Lewis Mills, Pennsylvania, is a moderately hot summer month, with temperature in the range of an average low of 66.2°F (19°C) and an average high of 84°F (28.9°C). July, with its high-temperature average of 84°F (28.9°C) and a low-temperature average of 66.2°F (19°C), is the warmest month. The heat index value for July is evaluated at a tropical 93.2°F (34°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Lewis Mills, Pennsylvania, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 81.1°F (27.3°C). Lewis Mills's average high-temperature in August is a still warm 81.1°F (27.3°C), indicating a subtle variation from July. Weather in August »

Weather in September

September, the first month of the autumn in Lewis Mills, is also a moderately hot month, with an average temperature ranging between min 57.7°F (14.3°C) and max 75°F (23.9°C). September sees a slight reduction in average high-temperature, with a shift from a warm 81.1°F (27.3°C) in August to a still moderately hot 75°F (23.9°C). Weather in September »

Weather in October

October, like September, in Lewis Mills, Pennsylvania, is another comfortable autumn month, with an average temperature fluctuating between 47.7°F (8.7°C) and 63.3°F (17.4°C). Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a moderately hot 75°F (23.9°C) to an enjoyable 63.3°F (17.4°C). Weather in October »

Weather in November

November, the last month of the autumn in Lewis Mills, is also a fresh month, with an average temperature varying between 50.9°F (10.5°C) and 37°F (2.8°C). A moderate decline in the average high-temperature is seen during November, decreasing from a refreshing 63.3°F (17.4°C) in October to a fresh 50.9°F (10.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Lewis Mills, Pennsylvania, with an average temperature ranging between min 30.6°F (-0.8°C) and max 41.9°F (5.5°C). The transition into December involves a decrease in the average high-temperature, falling from a fresh 50.9°F (10.5°C) in November to an icy 41.9°F (5.5°C). Weather in December »
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Lewis Mills?

January, with its average high-temperature of 35.4°F (1.9°C) and an average low-temperature of 23.7°F (-4.6°C), holds the record as the coldest month in Lewis Mills, Pennsylvania.

How much does it rain in Lewis Mills?

In Lewis Mills, Pennsylvania, during the entire year, the rain falls for 145.6 days and collects up to 26.81" (681mm) of precipitation.

When does it snow in Lewis Mills?

January through May, October through December are months with snowfall in Lewis Mills.

How much does it snow in Lewis Mills?

In Lewis Mills, during the entire year, snow falls for 17.2 days and aggregates up to 10.47" (266mm) of snow.

What is the month with the lowest UV index in Lewis Mills?

January through March, 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 Lewis Mills?

February, May and October, with an average relative humidity of 80%, are most humid months in Lewis Mills.

What is the driest month in Lewis Mills?

The month with the least rainfall in Lewis Mills, Pennsylvania, is February, when the rain falls for 7.5 days and typically collects 1.61" (41mm) of precipitation.

What is the month with the least sunshine in Lewis Mills?

With an average of 4.6h of sunshine, February has the least sunshine of the year in Lewis Mills, Pennsylvania.

When does it snow the most in Lewis Mills?

March is the month with the most snowfall. Snow falls for 4.4 days and accumulates 3.46" (88mm) of snow.

When is Daylight Saving Time (DST) in Lewis Mills?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Lewis Mills, 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 in Lewis Mills?

The least humid month is April, with an average relative humidity of 75%.

When is the highest UV index in Lewis Mills?

The months with the highest UV index in Lewis Mills are May through August, with an average maximum UV index of 6.

When it does not snow in Lewis Mills?

In Lewis Mills, Pennsylvania, snow does not fall in June through September.

When are the longest days in Lewis Mills?

June has the longest days of the year, with an average of 15h and 0min of daylight.

What month is the hottest in Lewis Mills?

Lewis Mills registers the average highest temperatures during July, with peaks of 84°F (28.9°C) and lows of 66.2°F (19°C).

What month has the most sunshine in Lewis Mills?

With an average of 10.6h of sunshine, July has the most sunshine of the year in Lewis Mills, Pennsylvania.

What is the wettest month in Lewis Mills?

The month with the most rainfall in Lewis Mills is August, when the rain falls for 15.4 days and typically aggregates up to 3.31" (84mm) of precipitation.

What is the month with the shortest days in Lewis Mills?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

Average temperature
Lewis Mills, PA

Average temperature - Lewis Mills, PA

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure
Lewis Mills, PA

Average pressure - Lewis Mills, PA

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Lewis Mills, PA

Average wind speed - Lewis Mills, PA

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity
Lewis Mills, PA

Average humidity - Lewis Mills, PA

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

Average rainfall
Lewis Mills, PA

Average rainfall - Lewis Mills, PA

The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is February (1.61").

Average rainfall days
Lewis Mills, PA

Average rainfall days - Lewis Mills, PA

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.7 days).

Average snowfall
Lewis Mills, PA

Average snowfall - Lewis Mills, PA

The month with the highest snowfall is March (3.46").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Lewis Mills, PA

Average snowfall days - Lewis Mills, PA

The month with the highest number of snowfall days is February (4.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Lewis Mills, PA

Average daylight / Average sunshine - Lewis Mills, PA

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).

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
Lewis Mills, PA

Average sunshine days - Lewis Mills, PA

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (12.3 days).

Average UV index
Lewis Mills, PA

Average UV index - Lewis Mills, 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, March, November and December (UV index 2).

Average visibility
Lewis Mills, PA

Average visibility - Lewis Mills, PA

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

Lewis Mills, Pennsylvania, USA

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