January weather forecast
Peru, IN

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Weather in January

January, the same as December, in Peru, Indiana, is another subzero cold winter month, with temperature in the range of an average low of 19.2°F (-7.1°C) and an average high of 30.9°F (-0.6°C).

Temperature

Peru's temperature records reveal January as the coldest month, marked by average highs of 30.9°F (-0.6°C) and lows of 19.2°F (-7.1°C).

Humidity

January is the most humid month in Peru, with an average relative humidity of 84%.

Rainfall

In Peru, in January, it is raining for 7.7 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, in Peru, there are 164.6 rainfall days, and 29.88" (759mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Peru, Indiana, are January through April, October through December. In Peru, during January, snow falls for 13.3 days and regularly aggregates up to 3.66" (93mm) of snow. Throughout the year, in Peru, there are 46 snowfall days, and 14.8" (376mm) of snow is accumulated.

Daylight

In Peru, Indiana, the average length of the day in January is 9h and 39min.
On the first day of the month, sunrise is at 8:08 am and sunset at 5:27 pm. On the last day of January, in Peru, Indiana, sunrise is at 7:55 am and sunset at 5:59 pm EST.

Sunshine

With an average of 3.6h of sunshine, January has the least sunshine of the year in Peru.

UV index

In January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in January transforms into the following instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Around midday, solar radiation is most harmful; hence, exposure should be limited. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What are the coldest months in Peru?

January is the coldest month in Peru, Indiana, with the temperature often reaching an average high of 30.9°F (-0.6°C) and an average low of 19.2°F (-7.1°C).

How cold is it in Peru in January?

The average high-temperature, in January, in Peru, is 30.9°F (-0.6°C), while the average low-temperature is 19.2°F (-7.1°C).

What is the most humid month in Peru?

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

What is the average humidity in January in Peru?

The average relative humidity in January is 84%.

How many days does it rain in January in Peru?

In Peru, in January, it is raining for 7.7 days, with typically 1.97" (50mm) of accumulated precipitation.

How many days does it snow in January in Peru?

In Peru, Indiana, in January, during 13.3 snowfall days, 3.66" (93mm) of snow is typically accumulated.

What is the average length of the day in January in Peru?

The average day length in January in Peru is 9h and 39min.

When are sunrise and sunset in January in Peru?

On the first day of January in Peru, Indiana, sunrise is at 8:08 am and sunset at 5:27 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:59 pm EST.

What is the month with the least sunshine in Peru?

With an average of 3.6h of sunshine, January has the least sunshine of the year in Peru.

How long on average sun shines in January in Peru?

In Peru, Indiana, the average sunshine duration in January is 3.6h.

What is the UV index reading in January in Peru?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Peru, IN

Average temperature in January - Peru, IN
  • Average high temperature in January: 30.9°F

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).

  • Average low temperature in January: 19.2°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).

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Average pressure in January
Peru, IN

Average pressure in January - Peru, IN
  • Average pressure in January: 30.12"Hg

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

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Average wind speed in January
Peru, IN

Average wind speed in January - Peru, IN
  • Average wind speed in January: 10.5mph

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).

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Average humidity in January
Peru, IN

Average humidity in January - Peru, IN
  • Average humidity in January: 84%

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

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Average rainfall in January
Peru, IN

Average rainfall in January - Peru, IN
  • Average rainfall in January: 1.97"

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

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Average rainfall days in January
Peru, IN

Average rainfall days in January - Peru, IN
  • Average rainfall days in January: 7.7 days

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).

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Average snowfall in January
Peru, IN

Average snowfall in January - Peru, IN
  • Average snowfall in January: 3.66"

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

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Average snowfall days in January
Peru, IN

Average snowfall days in January - Peru, IN
  • Average snowfall days in January: 13.3 days

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).

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Average daylight in January /
Average sunshine in January
Peru, IN

Average daylight in January / Average sunshine in January - Peru, IN
  • Average daylight in January: 9h and 4min

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).

  • Average sunshine in January: 3h and 4min

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).

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Average sunshine days in January
Peru, IN

Average sunshine days in January - Peru, IN
  • Average sunshine days in January: 11.9 days

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

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Average UV index in January
Peru, IN

Average UV index in January - Peru, IN
  • Average UV index in January: 2

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

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Average cloud cover in January
Peru, IN

Average cloud cover in January - Peru, IN
  • Average cloud cover in January: 63

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are June and July (Cloud cover 33).

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Average visibility in January
Peru, IN

Average visibility in January - Peru, IN
  • Average visibility in January: 5mi

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).

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Peru, Indiana, USA

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