Climate and monthly weather forecast
Sylvania, PA

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Weather in January

January, like December, is a freezing cold winter month in Sylvania, Pennsylvania, with an average temperature ranging between min 17.4°F (-8.1°C) and max 28.8°F (-1.8°C). January, characterized by an average high temperature of 28.8°F (-1.8°C) and a low temperature of 17.4°F (-8.1°C), is generally the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Sylvania, is a wintry month, with an average temperature fluctuating between 32.5°F (0.3°C) and 19.2°F (-7.1°C). Sylvania experiences an average high-temperature of a wintry 32.5°F (0.3°C) in February, subtly different from January's 28.8°F (-1.8°C). Weather in February »

Weather in March

The first month of the spring, March, is still a cold month in Sylvania, Pennsylvania, with an average temperature ranging between min 26.1°F (-3.3°C) and max 41.5°F (5.3°C). Sylvania sees a rise in temperature during March, with average high-temperatures transitioning from a cold 32.5°F (0.3°C) in February to a still wintry 41.5°F (5.3°C). Weather in March »

Weather in April

April in Sylvania, Pennsylvania, is a fresh spring month, with temperature in the range of an average low of 35.8°F (2.1°C) and an average high of 54°F (12.2°C). The arrival of April brings a change in Sylvania's weather, with average high-temperatures moving from March's cold 41.5°F (5.3°C) to a cool 54°F (12.2°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Sylvania, Pennsylvania, with an average temperature fluctuating between 66.7°F (19.3°C) and 46.6°F (8.1°C). The arrival of May brings a change in Sylvania's weather, with average high-temperatures moving from April's fresh 54°F (12.2°C) to a comfortable 66.7°F (19.3°C). Weather in May »

Weather in June

June, the first month of the summer in Sylvania, is a warm month, with temperature in the range of an average high of 74.8°F (23.8°C) and an average low of 52.7°F (11.5°C). June marks a minor ascent in the average high-temperature, adjusting from May's enjoyable 66.7°F (19.3°C) 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 Sylvania, Pennsylvania, with an average temperature ranging between max 79.9°F (26.6°C) and min 57.7°F (14.3°C). July, characterized by an average high temperature of 79.9°F (26.6°C) and a low temperature of 57.7°F (14.3°C), is generally the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Sylvania, is another warm month, with an average temperature varying between 77.2°F (25.1°C) and 55.9°F (13.3°C). Sylvania records an average high-temperature of a still warm 77.2°F (25.1°C) in August, maintaining a close correlation with July's 79.9°F (26.6°C). Weather in August »

Weather in September

September, the first month of the autumn in Sylvania, is also an agreeable month, with temperature in the range of an average low of 50°F (10°C) and an average high of 70.3°F (21.3°C). September marks a gentle change in average high-temperature, declining from August's moderately hot 77.2°F (25.1°C) to a pleasant 70.3°F (21.3°C). Weather in September »

Weather in October

October, the same as September, in Sylvania, Pennsylvania, is a moderate autumn month, with an average temperature fluctuating between 41.9°F (5.5°C) and 57.4°F (14.1°C). The transition into October involves a decrease in the average high-temperature, falling from a pleasant 70.3°F (21.3°C) in September to a moderate 57.4°F (14.1°C). Weather in October »

Weather in November

November, the last month of the autumn in Sylvania, is another chilly month, with temperature in the range of an average high of 44.8°F (7.1°C) and an average low of 30.7°F (-0.7°C). In November, the average high-temperature goes from a refreshing 57.4°F (14.1°C) in October to a chilly 44.8°F (7.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Sylvania, Pennsylvania, with an average temperature varying between 34.7°F (1.5°C) and 25.5°F (-3.6°C). Sylvania's December weather comes with a decrease in average high-temperatures, moving from a chilly 44.8°F (7.1°C) in November to a cold 34.7°F (1.5°C). Weather in December »
Updated: Jun 12, 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 Sylvania, the lowest temperatures are generally noted in January, averaging a high of 28.8°F (-1.8°C) and a low of 17.4°F (-8.1°C).

What is the driest month?

January and November are months with the least rain when the rain falls for 8.7 days and typically aggregates up to 1.77" (45mm) of rain.

How many days does it rain in Sylvania?

Throughout the year, there are 171.9 rainfall days, and 28.54" (725mm) of precipitation is accumulated.

When does it snow?

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

How much does it snow?

In Sylvania, during the entire year, snow falls for 74.9 days and aggregates up to 30.08" (764mm) of snow.

When is the lowest UV index?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the most humid month?

February is the most humid month, with an average relative humidity of 85%.

What is the snowiest month?

The month with the most snowfall is February, when snow falls for 16.7 days and typically aggregates up to 7.2" (183mm) of snow.

What is the month with the least sunshine?

February and December, with an average of 3.2h of sunshine, are months with the least 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 rainiest month?

The wettest months are April and July, with an average 2.91" (74mm) of rainfall.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

When it does not snow?

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

When are the longest days?

The month with the longest days is June, with an average of 15h and 12min of daylight.

What month is the hottest?

July, with average temperatures reaching a high of 79.9°F (26.6°C) and a low of 57.7°F (14.3°C), is the warmest month.

What is the least humid month?

The least humid month is July, with an average relative humidity of 78%.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10h of sunshine.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

Average temperature
Sylvania, PA

Average temperature - Sylvania, PA

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (28.8°F).

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure
Sylvania, PA

Average pressure - Sylvania, PA

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Sylvania, PA

Average wind speed - Sylvania, 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 (5.3mph).

Average humidity
Sylvania, PA

Average humidity - Sylvania, PA

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is July (78%).

Average rainfall
Sylvania, PA

Average rainfall - Sylvania, PA

The wettest months (with the highest rainfall) are April and July (2.91").
The driest months (with the least rainfall) are January and November (1.77").

Average rainfall days
Sylvania, PA

Average rainfall days - Sylvania, PA

The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (8.6 days).

Average snowfall
Sylvania, PA

Average snowfall - Sylvania, PA

The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Sylvania, PA

Average snowfall days - Sylvania, PA

The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Sylvania, PA

Average daylight / Average sunshine - Sylvania, PA

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are February and December (Average sunshine: 3h and 12min).

Average sunshine days
Sylvania, PA

Average sunshine days - Sylvania, PA

The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (7.7 days).

Average UV index
Sylvania, PA

Average UV index - Sylvania, PA

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average visibility
Sylvania, PA

Average visibility - Sylvania, 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).

Sylvania, Pennsylvania, USA

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