Climate and monthly weather forecast
Saint Leon, IN

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Weather in January

January, the same as December, is a wintry winter month in Saint Leon, Indiana, with an average temperature fluctuating between 23.2°F (-4.9°C) and 35.2°F (1.8°C). The coldest month is January, with an average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 23.2°F (-4.9°C). Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Saint Leon, Indiana, with temperature in the range of an average high of 39.7°F (4.3°C) and an average low of 26.1°F (-3.3°C). Saint Leon ushers in February with an average high-temperature of a still wintry 39.7°F (4.3°C), showing a close resemblance to the previous month. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Saint Leon, Indiana, with temperature in the range of an average low of 35.1°F (1.7°C) and an average high of 51.1°F (10.6°C). As Saint Leon, Indiana, enters March, the average high-temperature increases from the a wintry 39.7°F (4.3°C) of February to a fresh 51.1°F (10.6°C). Weather in March »

Weather in April

April in Saint Leon, Indiana, is a refreshing spring month, with an average temperature varying between 63°F (17.2°C) and 45.1°F (7.3°C). Saint Leon sees an increase in average high-temperatures during April, moving from a cool 51.1°F (10.6°C) in March to a refreshing 63°F (17.2°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Saint Leon, Indiana, with an average temperature ranging between min 55.4°F (13°C) and max 72.7°F (22.6°C). The start of May signals an increase in the average high-temperature, moving from an enjoyable 63°F (17.2°C) in April to a pleasant 72.7°F (22.6°C). Weather in May »

Weather in June

June, the first month of the summer in Saint Leon, is a warm month, with an average temperature varying between 80.2°F (26.8°C) and 62.4°F (16.9°C). Saint Leon's transition into June is noticed by a slight rise in the average high-temperature, advancing from an agreeable 72.7°F (22.6°C) in May to a warm 80.2°F (26.8°C). Weather in June »

Weather in July

July, like June, in Saint Leon, Indiana, is a moderately hot summer month, with an average temperature varying between 65.5°F (18.6°C) and 83.7°F (28.7°C). In Saint Leon, the peak average temperatures are observed in July, with a high of 83.7°F (28.7°C) and a low of 65.5°F (18.6°C). For July, the heat index is calculated to be a tropical 93.2°F (34°C). Weather in July »

Weather in August

August, the last month of the summer in Saint Leon, is another warm month, with temperature in the range of an average low of 64°F (17.8°C) and an average high of 82.6°F (28.1°C). The arrival of August denotes a barely perceptible change in the average high-temperatures to a still moderately hot 82.6°F (28.1°C) from July's 83.7°F (28.7°C). Weather in August »

Weather in September

September, the first month of the autumn in Saint Leon, is also a moderately hot month, with an average temperature fluctuating between 76.8°F (24.9°C) and 58.5°F (14.7°C). September reveals a small adjustment in temperature, transitioning from an average high of a moderately hot 82.6°F (28.1°C) in August to a still warm 76.8°F (24.9°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Saint Leon, Indiana, with temperature in the range of an average low of 47.1°F (8.4°C) and an average high of 64.2°F (17.9°C). October comes with a drop in the average high-temperature, falling from September's moderately hot 76.8°F (24.9°C) to a comfortable 64.2°F (17.9°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Saint Leon, Indiana, with an average temperature fluctuating between 50.9°F (10.5°C) and 36.3°F (2.4°C). The start of November involves a temperature drop, moving from a comfortable 64.2°F (17.9°C) in October to a fresh 50.9°F (10.5°C). Weather in November »

Weather in December

December, the first month of the winter in Saint Leon, is also a wintry month, with temperature in the range of an average high of 40.6°F (4.8°C) and an average low of 29.7°F (-1.3°C). In December, the meteorological conditions alter, with the average high-temperature shifting from a fresh 50.9°F (10.5°C) in November to a cold 40.6°F (4.8°C). Weather in December »
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January is Saint Leon's coldest month, registering average high temperatures of 35.2°F (1.8°C) and lows of 23.2°F (-4.9°C).

How many days does it rain?

Throughout the year, there are 149 rainfall days, and 22.91" (582mm) of precipitation is accumulated.

When does it snow?

Months with snowfall are January through April, October through December.

How many days does it snow?

Throughout the year, there are 29.7 snowfall days, and 7.72" (196mm) of snow is accumulated.

What is the month with the least sunshine in Saint Leon?

January has the least sunshine of the year, with an average of 4.1h of sunshine.

When does it snow the most in Saint Leon?

March is the month with the most snowfall. Snow falls for 4.8 days and accumulates 1.85" (47mm) 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 rainiest month?

May is the month with the most rainfall. Rain falls for 17.4 days and accumulates 2.76" (70mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

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?

The month with the longest days in Saint Leon is June, with an average of 14h and 54min of daylight.

What is the hottest time of year?

With average high and low temperatures of 83.7°F (28.7°C) and 65.5°F (18.6°C) respectively, July is Saint Leon's warmest month.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.4h of sunshine.

What is the least humid month?

The months with the lowest humidity 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 12.5 days and typically collects 1.38" (35mm) of precipitation.

What is the most humid month?

December is the most humid month, with an average relative humidity of 82%.

What is the month with the shortest days?

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

When is the lowest UV index?

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

Average temperature
Saint Leon, IN

Average temperature - Saint Leon, IN

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.2°F).

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure
Saint Leon, IN

Average pressure - Saint Leon, IN

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Saint Leon, IN

Average wind speed - Saint Leon, IN

The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity
Saint Leon, IN

Average humidity - Saint Leon, IN

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

Average rainfall
Saint Leon, IN

Average rainfall - Saint Leon, IN

The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is September (1.38").

Average rainfall days
Saint Leon, IN

Average rainfall days - Saint Leon, IN

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (7.9 days).

Average snowfall
Saint Leon, IN

Average snowfall - Saint Leon, IN

The month with the highest snowfall is March (1.85").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Saint Leon, IN

Average snowfall days - Saint Leon, IN

The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine
Saint Leon, IN

Average daylight / Average sunshine - Saint Leon, IN

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days
Saint Leon, IN

Average sunshine days - Saint Leon, IN

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (10.7 days).

Average UV index
Saint Leon, IN

Average UV index - Saint Leon, IN

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average visibility
Saint Leon, IN

Average visibility - Saint Leon, IN

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

Saint Leon, Indiana, USA

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