Climate and monthly weather forecast
Altoona, PA

The scenic Horseshoe Curve in Altoona, Pennsylvania, from above, with a view of the scenic environs of deep tree cover, hills, and scenic lakes
The scenic Horseshoe Curve in Altoona, Pennsylvania, from above, with a view of the scenic environs of deep tree cover, hills, and scenic lakes

Weather in January

January, like December, is a freezing cold winter month in Altoona, Pennsylvania, with temperature in the range of an average high of 31.1°F (-0.5°C) and an average low of 19.4°F (-7°C). January is the coldest month, with an average high-temperature of 31.1°F (-0.5°C) and an average low-temperature of 19.4°F (-7°C). Weather in January »

Weather in February

February, the last month of the winter in Altoona, is a cold month, with temperature in the range of an average low of 21.6°F (-5.8°C) and an average high of 35.2°F (1.8°C). In Altoona, the average high-temperature in February is practically the same as in January - a wintry 35.2°F (1.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Altoona, Pennsylvania, with an average temperature varying between 44.4°F (6.9°C) and 28.8°F (-1.8°C). In March, the average high-temperature increases from a wintry 35.2°F (1.8°C) in February to a frosty 44.4°F (6.9°C). Weather in March »

Weather in April

April in Altoona, Pennsylvania, is a mild spring month, with an average temperature varying between 38.7°F (3.7°C) and 57.2°F (14°C). In Altoona, the average high-temperature in April increases from a chilly 44.4°F (6.9°C) in March to a mild 57.2°F (14°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Altoona, Pennsylvania, with temperature in the range of an average low of 48.7°F (9.3°C) and an average high of 68.7°F (20.4°C). In May, the average high-temperature rises from a moderate 57.2°F (14°C) in April to an agreeable 68.7°F (20.4°C). Weather in May »

Weather in June

June, the first month of the summer in Altoona, is a warm month, with temperature in the range of an average low of 54.9°F (12.7°C) and an average high of 76.3°F (24.6°C). In Altoona, the average high-temperature in June marginally rises from an agreeable 68.7°F (20.4°C) in May to a moderately hot 76.3°F (24.6°C). Weather in June »

Weather in July

July, like June, in Altoona, Pennsylvania, is a moderately hot summer month, with an average temperature varying between 59.4°F (15.2°C) and 81.5°F (27.5°C). With an average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 59.4°F (15.2°C), July is the warmest month. The average heat index in July is calculated to be a tropical 87.8°F (31°C). Weather in July »

Weather in August

August, the last month of the summer in Altoona, is also a moderately hot month, with an average temperature varying between 79.3°F (26.3°C) and 57.2°F (14°C). In Altoona, Pennsylvania, the average high-temperature in August is almost the same as in July - a still warm 79.3°F (26.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Altoona, Pennsylvania, with an average temperature ranging between min 52.3°F (11.3°C) and max 72.3°F (22.4°C). In September, the average high-temperature marginally drops from a moderately hot 79.3°F (26.3°C) in August to an agreeable 72.3°F (22.4°C). Weather in September »

Weather in October

October, the same as September, in Altoona, Pennsylvania, is another mild autumn month, with an average temperature fluctuating between 43.2°F (6.2°C) and 59.5°F (15.3°C). In Altoona, the average high-temperature in October decreases from an agreeable 72.3°F (22.4°C) in September to a mild 59.5°F (15.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Altoona, is also a frosty month, with an average temperature varying between 46.6°F (8.1°C) and 32.2°F (0.1°C). In November, the average high-temperature decreases from a moderate 59.5°F (15.3°C) in October to a chilly 46.6°F (8.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Altoona, Pennsylvania, with an average temperature fluctuating between 26.6°F (-3°C) and 36.9°F (2.7°C). In December, the average high-temperature drops from a frosty 46.6°F (8.1°C) in November to a wintry 36.9°F (2.7°C). Weather in December »
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FAQ

What is the coldest month in Altoona?

With an average high-temperature of 31.1°F (-0.5°C) and an average low-temperature of 19.4°F (-7°C), January is the coldest month in Altoona.

How many days does it rain in Altoona?

In Altoona, Pennsylvania, during the entire year, the rain falls for 165 days and collects up to 25.31" (643mm) of precipitation.

When does it snow in Altoona?

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

When does it snow the most in Altoona?

January is the month with the most snowfall. Snow falls for 15.9 days and accumulates 5.28" (134mm) of snow.

How much does it snow in Altoona?

Throughout the year, in Altoona, there are 58.4 snowfall days, and 20.59" (523mm) of snow is accumulated.

What is the month with the least sunshine in Altoona?

January has the least sunshine of the year, with an average of 3.5h of sunshine.

What is the most humid month in Altoona?

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

When is Daylight Saving Time (DST) in Altoona?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Altoona, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What are the least humid months in Altoona?

April and July, with an average relative humidity of 77%, are the least humid months.

What is the wettest month in Altoona?

May is the month with the most rainfall in Altoona, Pennsylvania. Rain falls for 17.9 days and accumulates 2.8" (71mm) of precipitation.

When is the highest UV index in Altoona?

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

When it does not snow in Altoona?

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

When are the longest days in Altoona?

The month with the longest days in Altoona is June, with an average of 15h and 1min of daylight.

What is the warmest month in Altoona?

The warmest month in Altoona, Pennsylvania, is July, with an average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 59.4°F (15.2°C).

What month has the most sunshine in Altoona?

With an average of 10h of sunshine, July has the most sunshine of the year in Altoona.

What is the driest month in Altoona?

November is the month with the least rainfall in Altoona. Rain falls for 10.5 days and accumulates 1.57" (40mm) of precipitation.

What is the month with the shortest days in Altoona?

The month with the shortest days is December, with an average of 9h and 20min of daylight.

When is the lowest UV index in Altoona?

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

Average temperature
Altoona, PA

Average temperature - Altoona, PA

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (31.1°F).

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

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Average pressure
Altoona, PA

Average pressure - Altoona, 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
Altoona, PA

Average wind speed - Altoona, PA

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity
Altoona, PA

Average humidity - Altoona, PA

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April and July (77%).

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Average rainfall
Altoona, PA

Average rainfall - Altoona, PA

The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is November (1.57").

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Average rainfall days
Altoona, PA

Average rainfall days - Altoona, PA

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is February (9.8 days).

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Average snowfall
Altoona, PA

Average snowfall - Altoona, PA

The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Altoona, PA

Average snowfall days - Altoona, PA

The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Altoona, PA

Average daylight / Average sunshine - Altoona, PA

The month with the longest days is June (Average daylight: 15h and 1min).
The month with the shortest days is December (Average daylight: 9h and 20min).

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days
Altoona, PA

Average sunshine days - Altoona, PA

The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is February (8.6 days).

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Average visibility
Altoona, PA

Average visibility - Altoona, PA

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

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