Climate and monthly weather forecast
Peru, IN

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Weather in January

January, the same as December, in Peru, Indiana, is a freezing cold winter month, with an average temperature fluctuating between 19.2°F (-7.1°C) and 30.9°F (-0.6°C). In Peru, January records the lowest average temperatures, peaking at 30.9°F (-0.6°C) and reaching a low of 19.2°F (-7.1°C). Weather in January »

Weather in February

February, the last month of the winter in Peru, is a cold month, with an average temperature ranging between min 23.2°F (-4.9°C) and max 35.6°F (2°C). As February takes its course, Peru's average high-temperature registers at a wintry 35.6°F (2°C), closely aligning with the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Peru, is a chilly month, with an average temperature ranging between min 33.3°F (0.7°C) and max 47.8°F (8.8°C). The start of March brings a shift in the average high-temperature, increasing from February's wintry 35.6°F (2°C) to a frosty 47.8°F (8.8°C). Weather in March »

Weather in April

April in Peru, Indiana, is a mild spring month, with an average temperature fluctuating between 59.5°F (15.3°C) and 43.3°F (6.3°C). Peru's April weather brings a rise in high-temperatures, moving from a chilly 47.8°F (8.8°C) in March to a moderate 59.5°F (15.3°C). Weather in April »

Weather in May

May, the last month of the spring in Peru, is an agreeable month, with an average temperature ranging between max 71.1°F (21.7°C) and min 54.5°F (12.5°C). With the onset of May, Peru's weather sees a temperature rise, transitioning from a moderate 59.5°F (15.3°C) in April to an agreeable 71.1°F (21.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Peru, Indiana, with an average temperature varying between 62.2°F (16.8°C) and 78.8°F (26°C). June's onset is marked by a subtle temperature increase, moving from a pleasant 71.1°F (21.7°C) in May to a warm 78.8°F (26°C). Weather in June »

Weather in July

July, like June, in Peru, Indiana, is another warm summer month, with an average temperature varying between 63.9°F (17.7°C) and 81°F (27.2°C). July is the month that records the highest temperatures, with averages ranging from a high of 81°F (27.2°C) to a low of 63.9°F (17.7°C). July's heat index is appraised at a tropical 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 Peru, Indiana, with an average temperature fluctuating between 79.3°F (26.3°C) and 62.2°F (16.8°C). During August, Peru records an average high-temperature of a still warm 79.3°F (26.3°C), marking a slight divergence from July's 81°F (27.2°C). Weather in August »

Weather in September

September, the first month of the autumn in Peru, is also a moderately hot month, with an average temperature varying between 56.5°F (13.6°C) and 74.7°F (23.7°C). Peru commences September with an average high-temperature of a still moderately hot 74.7°F (23.7°C), maintaining a close resemblance to the previous month. Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Peru, Indiana, with temperature in the range of an average low of 46.2°F (7.9°C) and an average high of 61.7°F (16.5°C). In Peru, the beginning of October is marked by a lowered average high-temperature, shifting from September's moderately hot 74.7°F (23.7°C) to an enjoyable 61.7°F (16.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Peru, is another chilly month, with temperature in the range of an average low of 34.7°F (1.5°C) and an average high of 47.8°F (8.8°C). November's arrival comes with a decrease in the average high-temperature, moving from an enjoyable 61.7°F (16.5°C) in October to a frosty 47.8°F (8.8°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Peru, Indiana, with temperature in the range of an average low of 27.3°F (-2.6°C) and an average high of 36.7°F (2.6°C). The onset of December comes with a shift in the average high-temperature, falling from a chilly 47.8°F (8.8°C) in November to a cold 36.7°F (2.6°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 time of year?

The lowest temperatures are recorded in January, with averages reaching a high of 30.9°F (-0.6°C) and a low of 19.2°F (-7.1°C).

What is the most humid month?

With an average relative humidity of 84%, January is the most humid month.

How much does it rain?

In Peru, during the entire year, the rain falls for 164.6 days and collects up to 29.88" (759mm) of precipitation.

When does it snow?

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

How much does it snow?

Throughout the year, there are 46 snowfall days, and 14.8" (376mm) of snow is accumulated.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.6h of sunshine.

What is the snowiest month?

The month with the most snowfall is February, when snow falls for 10.9 days and typically aggregates up to 4.25" (108mm) 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?

The wettest months are April and May, with an average 3.58" (91mm) of rainfall.

When it does not snow?

May through September are months without snowfall in Peru.

When are the longest days?

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

What are the months with the most sunshine?

The months with the most sunshine are June and July, with an average of 10.1h of sunshine.

What is the month with the highest UV index?

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

What is the hottest time of year?

July, with an average high of 81°F (27.2°C) and a low of 63.9°F (17.7°C), signifies the warmest month of the year.

What is the driest month?

September is the month with the least rainfall in Peru, Indiana. Rain falls for 13.2 days and accumulates 1.77" (45mm) of precipitation.

What is the least humid month in Peru?

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

What is the month with the shortest days?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

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
Peru, IN

Average temperature - Peru, IN

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.9°F).

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

Average pressure
Peru, IN

Average pressure - Peru, IN

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed
Peru, IN

Average wind speed - Peru, IN

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity
Peru, IN

Average humidity - Peru, IN

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (73%).

Average rainfall
Peru, IN

Average rainfall - Peru, IN

The wettest months (with the highest rainfall) are April and May (3.58").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days
Peru, IN

Average rainfall days - Peru, IN

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is January (7.7 days).

Average snowfall
Peru, IN

Average snowfall - Peru, IN

The month with the highest snowfall is February (4.25").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days
Peru, IN

Average snowfall days - Peru, IN

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Peru, IN

Average daylight / Average sunshine - Peru, 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 18min).

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days
Peru, IN

Average sunshine days - Peru, IN

The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is May (9.4 days).

Average visibility
Peru, IN

Average visibility - Peru, IN

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

Peru, Indiana, USA

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