Climate and monthly weather forecast
Willow Grove, KY

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Weather in January

January, the same as December, is a wintry winter month in Willow Grove, Kentucky, with an average temperature fluctuating between 23.7°F (-4.6°C) and 36.1°F (2.3°C). During the coldest month, January, temperatures average a high of 36.1°F (2.3°C) and a low of 23.7°F (-4.6°C). Weather in January »

Weather in February

February, the last month of the winter in Willow Grove, is another cold month, with an average temperature ranging between min 26.6°F (-3°C) and max 41°F (5°C). Willow Grove greets February with an average high-temperature of a still wintry 41°F (5°C), marking a slight deviation from the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Willow Grove, is a cool month, with an average temperature fluctuating between 35.2°F (1.8°C) and 51.4°F (10.8°C). The shift into March is marked by a rise in the average high-temperature, moving from February's icy 41°F (5°C) to a cool 51.4°F (10.8°C). Weather in March »

Weather in April

April is a refreshing spring month in Willow Grove, Kentucky, with an average temperature varying between 45°F (7.2°C) and 63.3°F (17.4°C). Willow Grove's weather in April presents a rise in the average high-temperature, moving from a fresh 51.4°F (10.8°C) in March to a refreshing 63.3°F (17.4°C). Weather in April »

Weather in May

May, the last month of the spring in Willow Grove, is an agreeable month, with an average temperature varying between 73.2°F (22.9°C) and 55.2°F (12.9°C). As April transitions into May, Willow Grove sees a rise in the average high-temperature, moving from an enjoyable 63.3°F (17.4°C) to a pleasant 73.2°F (22.9°C). Weather in May »

Weather in June

June, the first month of the summer in Willow Grove, is a moderately hot month, with an average temperature varying between 81°F (27.2°C) and 61.9°F (16.6°C). June's arrival coincides with a marginal rise in the average high-temperature, moving from May's pleasant 73.2°F (22.9°C) to a warm 81°F (27.2°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Willow Grove, Kentucky, with an average temperature varying between 65.7°F (18.7°C) and 84.2°F (29°C). In Willow Grove, July is the month with the highest recorded average temperatures, measuring a high of 84.2°F (29°C) and a low of 65.7°F (18.7°C). July's mean heat index is computed to be a torrid 95°F (35°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Willow Grove, Kentucky, with an average temperature varying between 82.9°F (28.3°C) and 63.7°F (17.6°C). With the onset of August, the average high-temperature stands at a still moderately hot 82.9°F (28.3°C), closely aligned with July's 84.2°F (29°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Willow Grove, Kentucky, with an average temperature varying between 77.4°F (25.2°C) and 58.1°F (14.5°C). The arrival of September suggests a slight decrease in the average high-temperature, moving from a moderately hot 82.9°F (28.3°C) in August to a still warm 77.4°F (25.2°C). Weather in September »

Weather in October

October, like September, in Willow Grove, Kentucky, is another comfortable autumn month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 64.2°F (17.9°C). With October's arrival, Willow Grove, Kentucky, sees a decrease in average high-temperatures, moving from a moderately hot 77.4°F (25.2°C) in September to a comfortable 64.2°F (17.9°C). Weather in October »

Weather in November

November, the last month of the autumn in Willow Grove, is another cool month, with temperature in the range of an average high of 51.1°F (10.6°C) and an average low of 36.3°F (2.4°C). The onset of November comes with a shift in the average high-temperature, falling from a comfortable 64.2°F (17.9°C) in October to a fresh 51.1°F (10.6°C). Weather in November »

Weather in December

December, the first month of the winter in Willow Grove, is still a cold month, with an average temperature ranging between max 41.9°F (5.5°C) and min 30.9°F (-0.6°C). The average high-temperature decreases in December, shifting from a fresh 51.1°F (10.6°C) in November to a wintry 41.9°F (5.5°C). Weather in December »

Frequently asked questions

What month is the coldest?

In Willow Grove, January is known for its average lowest temperatures, reaching a high of 36.1°F (2.3°C) and a low of 23.7°F (-4.6°C).

How much does it rain?

In Willow Grove, during the entire year, the rain falls for 153.8 days and collects up to 26.5" (673mm) of precipitation.

When does it snow?

Months with snowfall are January through April, November and December.

How many days does it snow?

In Willow Grove, during the entire year, snow falls for 26.1 days and aggregates up to 7.13" (181mm) of snow.

What is the month with the least sunshine in Willow Grove?

January has the least sunshine of the year in Willow Grove, with an average of 3.8h of sunshine.

When is the lowest UV index?

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

What is the most humid month?

With an average relative humidity of 82%, February is the most humid month.

When does it snow the most?

March is the month with the most snowfall. Snow falls for 3.8 days and accumulates 1.97" (50mm) of snow.

When is Daylight Saving Time (DST) in Willow Grove?

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 wettest month?

The month with the most rainfall in Willow Grove is May, when the rain falls for 18.1 days and typically aggregates up to 3.31" (84mm) of precipitation.

When it does not snow?

In Willow Grove, snow does not fall in May through October.

When is the highest UV index?

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

When are the longest days?

June has the longest days of the year, with an average of 14h and 48min of daylight.

What month is the hottest?

Willow Grove's July weather, with an average high temperature of 84.2°F (29°C) and an average low temperature of 65.7°F (18.7°C), tends to be the warmest of the year.

What month has the most sunshine?

With an average of 10.2h of sunshine, August has the most sunshine of the year.

What are the least humid months?

The months with the lowest humidity in Willow Grove are September and October, with an average relative humidity of 75%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 1.5" (38mm) of precipitation.

What is the month with the shortest days?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

Average temperature
Willow Grove, KY

Average temperature - Willow Grove, KY

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36.1°F).

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure
Willow Grove, KY

Average pressure - Willow Grove, KY

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed
Willow Grove, KY

Average wind speed - Willow Grove, KY

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity
Willow Grove, KY

Average humidity - Willow Grove, KY

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are September and October (75%).

Average rainfall
Willow Grove, KY

Average rainfall - Willow Grove, KY

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days
Willow Grove, KY

Average rainfall days - Willow Grove, KY

The month with the highest number of rainy days is May (18.1 days).
The months with the least rainy days are February and November (9.1 days).

Average snowfall
Willow Grove, KY

Average snowfall - Willow Grove, KY

The month with the highest snowfall is March (1.97").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Willow Grove, KY

Average snowfall days - Willow Grove, KY

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Willow Grove, KY

Average daylight / Average sunshine - Willow Grove, KY

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days
Willow Grove, KY

Average sunshine days - Willow Grove, KY

The months with the most sunshine days are October and November (19 days).
The month with the least sunshine days is May (10.8 days).

Average UV index
Willow Grove, KY

Average UV index - Willow Grove, KY

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, November and December (UV index 2).

Average visibility
Willow Grove, KY

Average visibility - Willow Grove, KY

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

Willow Grove, Kentucky, USA

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