Climate and monthly weather forecast
Summitville, IN

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Weather in January

January, like December, in Summitville, Indiana, is an icy winter month, with an average temperature fluctuating between 20.3°F (-6.5°C) and 32°F (0°C). With its high average temperature of 32°F (0°C) and a low of 20.3°F (-6.5°C), January is regarded as the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Summitville, is also an icy month, with temperature in the range of an average low of 23.4°F (-4.8°C) and an average high of 36.5°F (2.5°C). February brings an average high-temperature of a still wintry 36.5°F (2.5°C), nearly identical to the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Summitville, Indiana, with temperature in the range of an average low of 33.4°F (0.8°C) and an average high of 48.4°F (9.1°C). The start of March brings a rise in the average high-temperature, moving from a wintry 36.5°F (2.5°C) in February to a chilly 48.4°F (9.1°C). Weather in March »

Weather in April

April in Summitville, Indiana, is a mild spring month, with an average temperature fluctuating between 60.1°F (15.6°C) and 43.7°F (6.5°C). April indicates a change in the average high-temperature, moving up from a frosty 48.4°F (9.1°C) in March to a mild 60.1°F (15.6°C). Weather in April »

Weather in May

May, the last month of the spring in Summitville, is an agreeable month, with an average temperature varying between 71.4°F (21.9°C) and 54.7°F (12.6°C). As April transitions into May, a change in temperatures is observed, with average highs moving from a moderate 60.1°F (15.6°C) to an agreeable 71.4°F (21.9°C). Weather in May »

Weather in June

June, the first month of the summer in Summitville, is a warm month, with an average temperature varying between 79°F (26.1°C) and 62.2°F (16.8°C). The arrival of June witnesses a small shift in the average high-temperature, moving from a pleasant 71.4°F (21.9°C) in May to a moderately hot 79°F (26.1°C). Weather in June »

Weather in July

July, like June, in Summitville, Indiana, is another warm summer month, with an average temperature fluctuating between 81.1°F (27.3°C) and 64.4°F (18°C). The average temperatures reach their apex in July, averaging 81.1°F (27.3°C) at the high end and 64.4°F (18°C) at the low end. In July, the heat index is evaluated at a hot 87.8°F (31°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Summitville, Indiana, with an average temperature fluctuating between 79.5°F (26.4°C) and 62.2°F (16.8°C). During August, the average high-temperature is a still warm 79.5°F (26.4°C), maintaining a close resemblance to that of the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Summitville, is still a warm month, with an average temperature fluctuating between 74.3°F (23.5°C) and 56.8°F (13.8°C). With the arrival of September, Summitville's average high-temperature registers at a still moderately hot 74.3°F (23.5°C), indicating a subtle variation from the previous month. Weather in September »

Weather in October

October, like September, in Summitville, Indiana, is another enjoyable autumn month, with an average temperature varying between 46.6°F (8.1°C) and 62.1°F (16.7°C). The decrease of average high-temperatures is mild in October, with a decline from a moderately hot 74.3°F (23.5°C) in September to a refreshing 62.1°F (16.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Summitville, Indiana, with an average temperature varying between 48.4°F (9.1°C) and 35.1°F (1.7°C). In November, the average high-temperature decreases from an enjoyable 62.1°F (16.7°C) in October to a frosty 48.4°F (9.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Summitville, Indiana, with temperature in the range of an average high of 37.6°F (3.1°C) and an average low of 27.5°F (-2.5°C). In Summitville, the beginning of December is marked by a lowered average high-temperature, shifting from November's frosty 48.4°F (9.1°C) to an icy 37.6°F (3.1°C). Weather in December »
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

With an average high-temperature of 32°F (0°C) and an average low-temperature of 20.3°F (-6.5°C), January is the coldest month.

What is the most humid month?

January and December, with an average relative humidity of 83%, are most humid months.

How many days does it rain?

In Summitville, during the entire year, the rain falls for 87.4 days and collects up to 6.46" (164mm) of precipitation.

When does it snow?

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

How much does it snow?

Throughout the year, in Summitville, there are 28.9 snowfall days, and 2.32" (59mm) of snow is accumulated.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.7h of sunshine.

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?

The month with the most rainfall is May, when the rain falls for 10.6 days and typically aggregates up to 0.75" (19mm) of precipitation.

When it does not snow?

May through September are months without snowfall in Summitville.

When are the longest days?

The month with the longest days is June, with an average of 15h and 0min of daylight.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 10.3h of sunshine.

When is the highest UV index in Summitville?

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

What is the hottest time of year?

July, noted for its average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 64.4°F (18°C), is considered the warmest month in Summitville.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 7.3 days and typically collects 0.28" (7mm) of precipitation.

What is the least humid month?

With an average relative humidity of 74%, October is the least humid month.

When does it snow the most?

The month with the most snowfall in Summitville, Indiana, is December, when snow falls for 5.6 days and typically aggregates up to 0.51" (13mm) of snow.

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.

When is the lowest UV index?

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

Average temperature
Summitville, IN

Average temperature - Summitville, IN

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32°F).

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure
Summitville, IN

Average pressure - Summitville, IN

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Summitville, IN

Average wind speed - Summitville, IN

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity
Summitville, IN

Average humidity - Summitville, IN

The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (74%).

Average rainfall
Summitville, IN

Average rainfall - Summitville, IN

The wettest month (with the highest rainfall) is May (0.75").
The driest month (with the least rainfall) is September (0.28").

Average rainfall days
Summitville, IN

Average rainfall days - Summitville, IN

The month with the highest number of rainy days is May (10.6 days).
The month with the least rainy days is January (3.8 days).

Average snowfall
Summitville, IN

Average snowfall - Summitville, IN

The month with the highest snowfall is December (0.51").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Summitville, IN

Average snowfall days - Summitville, IN

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Summitville, IN

Average daylight / Average sunshine - Summitville, IN

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 June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days
Summitville, IN

Average sunshine days - Summitville, IN

The month with the most sunshine days is December (22.8 days).
The month with the least sunshine days is May (15.4 days).

Average visibility
Summitville, IN

Average visibility - Summitville, IN

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

Summitville, Indiana, USA

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