January weather forecast
Londonderry, OH

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Weather in January

January, the same as December, is a wintry winter month in Londonderry, Ohio, with an average temperature varying between 22.8°F (-5.1°C) and 35.4°F (1.9°C).

Temperature

January tends to be the coldest month, with temperatures averaging a daily high of 35.4°F (1.9°C) and a low of 22.8°F (-5.1°C).

Humidity

January and February, with an average relative humidity of 82%, are the most humid months.

Rainfall

In Londonderry, Ohio, during January, the rain falls for 10.3 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Londonderry, Ohio, during the entire year, the rain falls for 156.4 days and collects up to 25.63" (651mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. January is the month with the most snowfall. Snow falls for 9.6 days and accumulates 2.48" (63mm) of snow.

Daylight

In Londonderry, Ohio, the average length of the day in January is 9h and 47min.
On the first day of January, sunrise is at 7:50 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:50 pm EST.

Sunshine

The month with the least sunshine is January, with an average of 3.8h of sunshine.

UV index

The average daily maximum UV index in January in Londonderry is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum daily UV index of 2 during January morphs into the following directions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What is the coldest time of year in Londonderry?

Londonderry's coldest month, January, registers temperatures that range from a high of 35.4°F (1.9°C) to a low of 22.8°F (-5.1°C).

How cold is January in Londonderry?

The high-temperature in Londonderry during January is 35.4°F (1.9°C) and the low-temperature is 22.8°F (-5.1°C).

What is the most humid month in Londonderry?

January and February, with an average relative humidity of 82%, are most humid months in Londonderry, Ohio.

What is the average humidity in January in Londonderry?

In January, the average relative humidity is 82%.

How many days does it rain in January in Londonderry?

In January, in Londonderry, Ohio, the rain falls for 10.3 days. Throughout January, 1.69" (43mm) of precipitation is accumulated.

When does it snow the most in Londonderry?

January is the month with the most snowfall. Snow falls for 9.6 days and accumulates 2.48" (63mm) of snow.

How many days does it snow in January in Londonderry?

In Londonderry, in January, snow falls for 9.6 days, with typically accumulated 2.48" (63mm) of snow.

How many hours of daylight does Londonderry have in January?

In January, the average day length in Londonderry, Ohio, is 9h and 47min.

When is the sunrise / sunset in January in Londonderry?

On the first day of January in Londonderry, Ohio, sunrise is at 7:50 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:50 pm EST.

What is the month with the least sunshine in Londonderry?

With an average of 3.8h of sunshine, January has the least sunshine of the year in Londonderry, Ohio.

How many hours of sunshine does Londonderry have in January?

In January, the average sunshine duration in Londonderry, Ohio, is 3.8h.

What is the UV index reading in January in Londonderry?

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes 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
Londonderry, OH

Average temperature in January - Londonderry, OH
  • Average high temperature in January: 35.4°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in January: 22.8°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

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Average pressure in January
Londonderry, OH

Average pressure in January - Londonderry, OH
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in January
Londonderry, OH

Average wind speed in January - Londonderry, OH
  • Average wind speed in January: 8.3mph

The windiest months (with the highest average wind speed) are January and February (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in January
Londonderry, OH

Average humidity in January - Londonderry, OH
  • Average humidity in January: 82%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is November (75%).

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Average rainfall in January
Londonderry, OH

Average rainfall in January - Londonderry, OH
  • Average rainfall in January: 1.69"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days in January
Londonderry, OH

Average rainfall days in January - Londonderry, OH
  • Average rainfall days in January: 10.3 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in January
Londonderry, OH

Average snowfall in January - Londonderry, OH
  • Average snowfall in January: 2.48"

The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Londonderry, OH

Average snowfall days in January - Londonderry, OH
  • Average snowfall days in January: 9.6 days

The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Londonderry, OH

Average daylight in January / Average sunshine in January - Londonderry, OH
  • 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: 3h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in January
Londonderry, OH

Average sunshine days in January - Londonderry, OH
  • Average sunshine days in January: 13.9 days

The month with the most sunshine days is November (19.9 days).
The month with the least sunshine days is May (9.8 days).

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Average UV index in January
Londonderry, OH

Average UV index in January - Londonderry, OH
  • Average UV index in January: 2

The months with the highest UV index are June, July 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
Londonderry, OH

Average cloud cover in January - Londonderry, OH
  • Average cloud cover in January: 60

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in January
Londonderry, OH

Average visibility in January - Londonderry, OH
  • Average visibility in January: 5mi

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

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Londonderry, Ohio, USA

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