Climate and monthly weather forecast
Santiago, PA

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Weather in January

January, like December, in Santiago, Pennsylvania, is an icy winter month, with temperature in the range of an average low of 20.3°F (-6.5°C) and an average high of 32.9°F (0.5°C). January, noted for its average high-temperature of 32.9°F (0.5°C) and an average low-temperature of 20.3°F (-6.5°C), is considered the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Santiago, Pennsylvania, with temperature in the range of an average low of 22.6°F (-5.2°C) and an average high of 37°F (2.8°C). Santiago, Pennsylvania, marks the arrival of February with an average high-temperature of a still cold 37°F (2.8°C), hardly different from January's 32.9°F (0.5°C). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Santiago, Pennsylvania, with an average temperature varying between 47.1°F (8.4°C) and 31.1°F (-0.5°C). In March, the average high-temperature increases from a cold 37°F (2.8°C) in February to a chilly 47.1°F (8.4°C). Weather in March »

Weather in April

April is a mild spring month in Santiago, Pennsylvania, with an average temperature ranging between max 60.3°F (15.7°C) and min 41°F (5°C). In Santiago, stepping into April brings a temperature increase, moving up from March's chilly 47.1°F (8.4°C) to a refreshing 60.3°F (15.7°C). Weather in April »

Weather in May

May, the last month of the spring in Santiago, is an agreeable month, with an average temperature ranging between min 50.9°F (10.5°C) and max 72°F (22.2°C). An upsurge in temperatures occurs as April gives way to May, with average highs shifting from a refreshing 60.3°F (15.7°C) to an agreeable 72°F (22.2°C). Weather in May »

Weather in June

June, the first month of the summer in Santiago, is a warm month, with an average temperature varying between 79°F (26.1°C) and 58.1°F (14.5°C). June signifies a subtle uplift in the average high-temperature, adjusting from a pleasant 72°F (22.2°C) in May to a warm 79°F (26.1°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Santiago, Pennsylvania, with an average temperature ranging between min 61.9°F (16.6°C) and max 83.5°F (28.6°C). In Santiago, temperatures reach their average annual highs in July, measuring 83.5°F (28.6°C) and a minimum average of 61.9°F (16.6°C). For July, the heat index is calculated to be a hot 91.4°F (33°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Santiago, Pennsylvania, with an average temperature ranging between max 82°F (27.8°C) and min 60.4°F (15.8°C). Santiago marks the onset of August with an average high-temperature of a still warm 82°F (27.8°C), a subtle shift from July's 83.5°F (28.6°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Santiago, Pennsylvania, with an average temperature ranging between min 55.6°F (13.1°C) and max 75.4°F (24.1°C). A modest decline in the average high-temperature is seen during September, decreasing from a moderately hot 82°F (27.8°C) in August to a still warm 75.4°F (24.1°C). Weather in September »

Weather in October

October, like September, in Santiago, Pennsylvania, is another comfortable autumn month, with an average temperature fluctuating between 45.3°F (7.4°C) and 61.7°F (16.5°C). In October, the meteorological conditions alter, with the average high-temperature shifting from a warm 75.4°F (24.1°C) in September to an enjoyable 61.7°F (16.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Santiago, Pennsylvania, with temperature in the range of an average low of 33.8°F (1°C) and an average high of 48.7°F (9.3°C). In Santiago, entering November brings a temperature decrement, reducing from October's refreshing 61.7°F (16.5°C) to a chilly 48.7°F (9.3°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Santiago, Pennsylvania, with temperature in the range of an average high of 39°F (3.9°C) and an average low of 28°F (-2.2°C). With December's onset, the weather shows a temperature decrease, transitioning from a chilly 48.7°F (9.3°C) in November to a cold 39°F (3.9°C). Weather in December »
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Frequently asked questions

What are the coldest months in Santiago?

January is the coldest month in Santiago, Pennsylvania, with an average high-temperature of 32.9°F (0.5°C) and an average low-temperature of 20.3°F (-6.5°C).

What is the driest month in Santiago?

January is the month with the least rainfall. Rain falls for 8.1 days and accumulates 1.22" (31mm) of precipitation.

How many days does it rain in Santiago?

Throughout the year, in Santiago, Pennsylvania, there are 154.8 rainfall days, and 21.22" (539mm) of precipitation is accumulated.

When does it snow in Santiago?

January through May, October through December are months with snowfall in Santiago, Pennsylvania.

How much does it snow in Santiago?

Throughout the year, there are 49.9 snowfall days, and 10.12" (257mm) of snow is accumulated.

What is the month with the least sunshine in Santiago?

With an average of 2.9h of sunshine, January has the least sunshine of the year.

What is the most humid month in Santiago?

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

What is the snowiest month in Santiago?

The month with the most snowfall in Santiago is February, when snow falls for 11.8 days and typically aggregates up to 2.76" (70mm) of snow.

When is Daylight Saving Time (DST) in Santiago?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Santiago, 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 are the months with the highest UV index in Santiago?

May through July, with an average maximum UV index of 6, are months with the highest UV index.

When it does not snow in Santiago?

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

When are the longest days in Santiago?

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

What is the warmest month in Santiago?

Santiago experiences its highest temperatures in July, with an average peak of 83.5°F (28.6°C) and a low of 61.9°F (16.6°C).

What are the least humid months in Santiago?

The months with the lowest humidity in Santiago are July and August, with an average relative humidity of 75%.

What is the wettest month in Santiago?

July is the month with the most rainfall in Santiago, Pennsylvania. Rain falls for 16.9 days and accumulates 2.36" (60mm) of precipitation.

What month has the most sunshine in Santiago?

With an average of 10h of sunshine, August has the most sunshine of the year in Santiago, Pennsylvania.

What is the month with the shortest days in Santiago?

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

What is the month with the lowest UV index in Santiago?

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

Average pressure
Santiago, PA

Average pressure - Santiago, PA

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed
Santiago, PA

Average wind speed - Santiago, PA

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity
Santiago, PA

Average humidity - Santiago, PA

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).

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Average rainfall
Santiago, PA

Average rainfall - Santiago, PA

The wettest month (with the highest rainfall) is July (2.36").
The driest month (with the least rainfall) is January (1.22").

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Average rainfall days
Santiago, PA

Average rainfall days - Santiago, PA

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.1 days).

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Average snowfall
Santiago, PA

Average snowfall - Santiago, PA

The month with the highest snowfall is February (2.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Santiago, PA

Average snowfall days - Santiago, PA

The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Santiago, PA

Average daylight / Average sunshine - Santiago, 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 18min).

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days
Santiago, PA

Average sunshine days - Santiago, PA

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is February (10.7 days).

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Average visibility
Santiago, PA

Average visibility - Santiago, PA

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

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Santiago, Pennsylvania, USA

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