Climate and monthly weather forecast
Lewis, IN

Weather in January

January, the same as December, is a wintry winter month in Lewis, Indiana, with an average temperature fluctuating between 35.8°F (2.1°C) and 23°F (-5°C). With an average high-temperature of 35.8°F (2.1°C) and an average low-temperature of 23°F (-5°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Lewis, Indiana, with an average temperature varying between 40.3°F (4.6°C) and 26.8°F (-2.9°C). In February, the average high-temperature is practically the same as in January - a still wintry 40.3°F (4.6°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Lewis, Indiana, with an average temperature ranging between min 36.7°F (2.6°C) and max 52°F (11.1°C). In Lewis, Indiana, the average high-temperature in March rises from a cold 40.3°F (4.6°C) in February to a fresh 52°F (11.1°C). Weather in March »

Weather in April

April in Lewis, Indiana, is an enjoyable spring month, with an average temperature ranging between max 63.5°F (17.5°C) and min 46.2°F (7.9°C). In April, the average high-temperature rises from a cool 52°F (11.1°C) in March to an enjoyable 63.5°F (17.5°C). Weather in April »

Weather in May

May, the last month of the spring in Lewis, is an agreeable month, with an average temperature ranging between max 73°F (22.8°C) and min 56.3°F (13.5°C). In Lewis, Indiana, the average high-temperature in May increases from a comfortable 63.5°F (17.5°C) in April to a pleasant 73°F (22.8°C). Weather in May »

Weather in June

June, the first month of the summer in Lewis, is a warm month, with temperature in the range of an average high of 81.5°F (27.5°C) and an average low of 63.9°F (17.7°C). In June, the average high-temperature slightly increases from an agreeable 73°F (22.8°C) in May to a moderately hot 81.5°F (27.5°C). Weather in June »

Weather in July

July, like June, in Lewis, Indiana, is another warm summer month, with an average temperature fluctuating between 66.4°F (19.1°C) and 83.8°F (28.8°C). With an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 66.4°F (19.1°C), July is the warmest month. In July, the average heat index is evaluated at a torrid 95°F (35°C). Weather in July »

Weather in August

August, the last month of the summer in Lewis, is also a moderately hot month, with an average temperature varying between 64.4°F (18°C) and 82.8°F (28.2°C). In Lewis, the average high-temperature in August is practically the same as in July - a still moderately hot 82.8°F (28.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Lewis, Indiana, with temperature in the range of an average low of 58.8°F (14.9°C) and an average high of 77.5°F (25.3°C). In Lewis, the average high-temperature in September is essentially the same as in August - a still warm 77.5°F (25.3°C). Weather in September »

Weather in October

October, like September, in Lewis, Indiana, is another comfortable autumn month, with temperature in the range of an average high of 64.8°F (18.2°C) and an average low of 47.8°F (8.8°C). In Lewis, the average high-temperature in October decreases from a moderately hot 77.5°F (25.3°C) in September to an enjoyable 64.8°F (18.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Lewis, Indiana, with an average temperature fluctuating between 51.1°F (10.6°C) and 36.7°F (2.6°C). In November, the average high-temperature decreases from an enjoyable 64.8°F (18.2°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 Lewis, is also a wintry month, with an average temperature varying between 40.6°F (4.8°C) and 29.3°F (-1.5°C). In Lewis, the average high-temperature in December decreases from a cool 51.1°F (10.6°C) in November to a wintry 40.6°F (4.8°C). Weather in December »
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FAQ

What is the coldest month in Lewis?

January is the coldest month, with an average high-temperature of 35.8°F (2.1°C) and an average low-temperature of 23°F (-5°C).

How many days does it rain in Lewis?

In Lewis, during the entire year, the rain falls for 147.4 days and collects up to 27.24" (692mm) of precipitation.

When does it snow in Lewis?

January through April, November and December are months with snowfall in Lewis, Indiana.

When does it snow the most in Lewis?

January is the month with the most snowfall in Lewis, Indiana. Snow falls for 6.4 days and accumulates 2.4" (61mm) of snow.

How much does it snow in Lewis?

Throughout the year, in Lewis, Indiana, there are 21.1 snowfall days, and 7.68" (195mm) of snow is accumulated.

What are the months with the lowest UV index in Lewis?

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

When is Daylight Saving Time (DST) in Lewis?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What is the wettest month in Lewis?

The month with the most rainfall in Lewis, Indiana, is April, when the rain falls for 14.9 days and typically aggregates up to 3.66" (93mm) of precipitation.

When it does not snow in Lewis?

In Lewis, snow does not fall in May through October.

When are the longest days in Lewis?

June has the longest days of the year, with an average of 14h and 53min of daylight.

What month has the most sunshine in Lewis?

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

What are the months with the highest UV index in Lewis?

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

What is the warmest month in Lewis?

The warmest month is July, with an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 66.4°F (19.1°C).

What is the most humid month in Lewis?

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

What is the driest month in Lewis?

The month with the least rainfall is September, when the rain falls for 11.2 days and typically collects 1.46" (37mm) of precipitation.

What is the least humid month in Lewis?

With an average relative humidity of 72%, October is the least humid month in Lewis, Indiana.

What is the month with the shortest days in Lewis?

December has the shortest days of the year in Lewis, Indiana, with an average of 9h and 28min of daylight.

What is the month with the least sunshine in Lewis?

The month with the least sunshine in Lewis is December, with an average of 4.4h of sunshine.

Average pressure
Lewis, IN

Average pressure - Lewis, IN

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Lewis, IN

Average wind speed - Lewis, IN

The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average rainfall
Lewis, IN

Average rainfall - Lewis, IN

The wettest month (with the highest rainfall) is April (3.66").
The driest month (with the least rainfall) is September (1.46").

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Average rainfall days
Lewis, IN

Average rainfall days - Lewis, IN

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (8.2 days).

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Average snowfall
Lewis, IN

Average snowfall - Lewis, IN

The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Lewis, IN

Average snowfall days - Lewis, IN

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Lewis, IN

Average daylight / Average sunshine - Lewis, IN

The month with the longest days is June (Average daylight: 14h and 53min).
The month with the shortest days is December (Average daylight: 9h and 28min).

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).

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Average sunshine days
Lewis, IN

Average sunshine days - Lewis, IN

The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (9.1 days).

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Average UV index
Lewis, IN

Average UV index - Lewis, IN

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Lewis, IN

Average visibility - Lewis, IN

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

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