Climate and monthly weather forecast
Castle Valley, PA

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Weather in January

January, the same as December, is a wintry winter month in Castle Valley, Pennsylvania, with an average temperature ranging between max 35.6°F (2°C) and min 23.4°F (-4.8°C). Castle Valley's coldest month, January, registers temperatures that range from a high of 35.6°F (2°C) to a low of 23.4°F (-4.8°C). Weather in January »

Weather in February

February, the last month of the winter in Castle Valley, is another cold month, with an average temperature fluctuating between 39°F (3.9°C) and 25.2°F (-3.8°C). Transitioning into February, Castle Valley records an average high-temperature of a still wintry 39°F (3.9°C), almost identical to January's 35.6°F (2°C). Weather in February »

Weather in March

The first month of the spring, March, is a chilly month in Castle Valley, Pennsylvania, with temperature in the range of an average low of 32.5°F (0.3°C) and an average high of 47.8°F (8.8°C). The commencement of March sees a minor shift in the average high-temperature, moving from a cold 39°F (3.9°C) in February to a chilly 47.8°F (8.8°C). Weather in March »

Weather in April

April is a refreshing spring month in Castle Valley, Pennsylvania, with an average temperature ranging between min 42.6°F (5.9°C) and max 60.3°F (15.7°C). In Castle Valley, the onset of April comes with an increased average high-temperature, moving from March's chilly 47.8°F (8.8°C) to a moderate 60.3°F (15.7°C). Weather in April »

Weather in May

May, the last month of the spring in Castle Valley, is a pleasant month, with an average temperature ranging between max 70.9°F (21.6°C) and min 52.7°F (11.5°C). May brings a temperature change, with average high-temperatures moving from April's mild 60.3°F (15.7°C) to an agreeable 70.9°F (21.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Castle Valley, Pennsylvania, with temperature in the range of an average low of 60.4°F (15.8°C) and an average high of 79.3°F (26.3°C). Castle Valley, Pennsylvania, perceives a slight temperature ascent during June, with average high-temperatures adjusting from an agreeable 70.9°F (21.6°C) in May to a warm 79.3°F (26.3°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Castle Valley, Pennsylvania, with an average temperature ranging between max 84.9°F (29.4°C) and min 66.7°F (19.3°C). July, characterized by an average high temperature of 84.9°F (29.4°C) and a low temperature of 66.7°F (19.3°C), is generally the warmest month. The heat index for July is computed to be a hot 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in Castle Valley, is also a moderately hot month, with an average temperature varying between 82.8°F (28.2°C) and 64.9°F (18.3°C). As August unfolds, the average high-temperature reaches a still moderately hot 82.8°F (28.2°C), hinting at a slight fluctuation from the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Castle Valley, Pennsylvania, with an average temperature fluctuating between 57.9°F (14.4°C) and 76.1°F (24.5°C). September sees a slight reduction in average high-temperature, with a shift from a moderately hot 82.8°F (28.2°C) in August to a still warm 76.1°F (24.5°C). Weather in September »

Weather in October

October, like September, in Castle Valley, Pennsylvania, is another comfortable autumn month, with an average temperature ranging between min 48.2°F (9°C) and max 63.5°F (17.5°C). As September transitions to October, the average high-temperature falls from a moderately hot 76.1°F (24.5°C) to a refreshing 63.5°F (17.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Castle Valley, Pennsylvania, with temperature in the range of an average low of 37.4°F (3°C) and an average high of 51.4°F (10.8°C). November's arrival corresponds with a decrease in average high-temperatures, from October's comfortable 63.5°F (17.5°C) to a fresh 51.4°F (10.8°C). Weather in November »

Weather in December

December, the first month of the winter in Castle Valley, is also a wintry month, with an average temperature ranging between max 41.9°F (5.5°C) and min 30.9°F (-0.6°C). With the beginning of December, the average high-temperature shows a decrease, transitioning from a fresh 51.4°F (10.8°C) in November to a wintry 41.9°F (5.5°C). Weather in December »
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

January, with an average high of 35.6°F (2°C) and a low of 23.4°F (-4.8°C), signifies the coldest month of the year.

How much does it rain?

In Castle Valley, during the entire year, the rain falls for 158.6 days and collects up to 28.31" (719mm) of precipitation.

When does it snow?

January through May, October through December are months with snowfall.

How much does it snow?

Throughout the year, there are 24.6 snowfall days, and 10.24" (260mm) of snow is accumulated.

What are the months with the lowest UV index?

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

What are the most humid months?

February and October, with an average relative humidity of 79%, are most humid months.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 4.7h of sunshine.

What is the snowiest month?

March is the month with the most snowfall. Snow falls for 4.6 days and accumulates 2.76" (70mm) of snow.

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 least humid month?

April is the least humid month, with an average relative humidity of 73%.

When is the highest UV index?

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

When it does not snow?

In Castle Valley, Pennsylvania, snow does not fall in June through September.

When are the longest days?

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

What is the warmest month?

July, on average, is the warmest month, registering a high temperature of 84.9°F (29.4°C) and a low of 66.7°F (19.3°C).

What is the wettest month?

The month with the most rainfall is July, when the rain falls for 17.3 days and typically aggregates up to 2.87" (73mm) of precipitation.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.6h of sunshine.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12 days and typically collects 1.65" (42mm) of precipitation.

What is the month with the shortest days?

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

Average temperature
Castle Valley, PA

Average temperature - Castle Valley, PA

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.6°F).

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure
Castle Valley, PA

Average pressure - Castle Valley, 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
Castle Valley, PA

Average wind speed - Castle Valley, PA

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity
Castle Valley, PA

Average humidity - Castle Valley, PA

The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall
Castle Valley, PA

Average rainfall - Castle Valley, PA

The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days
Castle Valley, PA

Average rainfall days - Castle Valley, PA

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.7 days).

Average snowfall
Castle Valley, PA

Average snowfall - Castle Valley, PA

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

Average snowfall days
Castle Valley, PA

Average snowfall days - Castle Valley, PA

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Castle Valley, PA

Average daylight / Average sunshine - Castle Valley, 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 42min).

Average sunshine days
Castle Valley, PA

Average sunshine days - Castle Valley, PA

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (11 days).

Average UV index
Castle Valley, PA

Average UV index - Castle Valley, 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
Castle Valley, PA

Average visibility - Castle Valley, 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).

Castle Valley, Pennsylvania, USA

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