January weather forecast
Cortland, IN

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Weather in January

January, like December, in Cortland, Indiana, is a wintry winter month, with an average temperature fluctuating between 23.4°F (-4.8°C) and 36.7°F (2.6°C).

Temperature

Cortland records the coldest temperatures in January, averaging a high of 36.7°F (2.6°C) and a low of 23.4°F (-4.8°C).

Humidity

In Cortland, the average relative humidity in January is 80%.

Rainfall

In January, in Cortland, Indiana, the rain falls for 10.8 days. Throughout January, 2.36" (60mm) of precipitation is accumulated. In Cortland, during the entire year, the rain falls for 163.7 days and collects up to 33.11" (841mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In Cortland, in January, during 9 snowfall days, 2.05" (52mm) of snow is typically accumulated. In Cortland, Indiana, during the entire year, snow falls for 32.7 days and aggregates up to 9.69" (246mm) of snow.

Daylight

The average length of the day in January is 9h and 48min.
On the first day of January, sunrise is at 8:02 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 6:03 pm EST.

Sunshine

January and December, with an average of 4.1h of sunshine, are months with the least sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. It's recommended to limit sun exposure when its radiation is at its peak during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

What is the coldest time of year in Cortland?

In Cortland, Indiana, the lowest temperatures are generally noted in January, averaging a high of 36.7°F (2.6°C) and a low of 23.4°F (-4.8°C).

How cold is it in Cortland in January?

In January, the average high-temperature and low-temperature in Cortland are 36.7°F (2.6°C) and 23.4°F (-4.8°C) respectively.

What is the average humidity in January in Cortland?

In Cortland, Indiana, the average relative humidity in January is 80%.

How much does it rain in Cortland in January?

In January, the rain falls for 10.8 days. Throughout January, 2.36" (60mm) of precipitation is accumulated.

How much does it snow in Cortland in January?

In Cortland, Indiana, in January, snow falls for 9 days, with typically accumulated 2.05" (52mm) of snow.

How many hours of daylight does Cortland have in January?

In January, the average day length in Cortland is 9h and 48min.

When are sunrise and sunset in January in Cortland?

In January, on the first day of the month, sunrise is at 8:02 am and sunset at 5:32 pm. On the last day of the month, in Cortland, Indiana, sunrise is at 7:51 am and sunset at 6:03 pm EST.

What are the months with the least sunshine in Cortland?

The months with the least sunshine in Cortland, Indiana, are January and December, with an average of 4.1h of sunshine.

How long on average sun shines in January in Cortland?

The average sunshine duration in January is 4.1h.

What is the month with the lowest UV index in Cortland?

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

What is the UV index intensity in January in Cortland?

In January, the average daily maximum UV index in Cortland is 2. A UV Index estimate 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
Cortland, IN

Average temperature in January - Cortland, IN
  • Average high temperature in January: 36.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in January: 23.4°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in January
Cortland, IN

Average pressure in January - Cortland, IN
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Cortland, IN

Average wind speed in January - Cortland, IN
  • Average wind speed in January: 8.2mph

The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

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Average humidity in January
Cortland, IN

Average humidity in January - Cortland, IN
  • Average humidity in January: 80%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in January
Cortland, IN

Average rainfall in January - Cortland, IN
  • Average rainfall in January: 2.36"

The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in January
Cortland, IN

Average rainfall days in January - Cortland, IN
  • Average rainfall days in January: 10.8 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (9.9 days).

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Average snowfall in January
Cortland, IN

Average snowfall in January - Cortland, IN
  • Average snowfall in January: 2.05"

The month with the highest snowfall is February (2.72").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Cortland, IN

Average snowfall days in January - Cortland, IN
  • Average snowfall days in January: 9 days

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Cortland, IN
  • Average daylight in January: 9h and 5min

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).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 6min).

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Average sunshine days in January
Cortland, IN

Average sunshine days in January - Cortland, IN
  • Average sunshine days in January: 13.6 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9.6 days).

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Average UV index in January
Cortland, IN

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

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 cloud cover in January
Cortland, IN

Average cloud cover in January - Cortland, IN
  • Average cloud cover in January: 58

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in January
Cortland, IN

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

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

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Cortland, Indiana, USA

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