January weather forecast
Horton, IA

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Weather in January

January, the same as December, in Horton, Iowa, is another subzero cold winter month, with an average temperature varying between 11.3°F (-11.5°C) and 23.9°F (-4.5°C).

Temperature

Horton's coldest month, January, registers temperatures that range from a high of 23.9°F (-4.5°C) to a low of 11.3°F (-11.5°C).

Humidity

With an average relative humidity of 87%, January is the most humid month.

Rainfall

The month with the least rainfall in Horton is January, when the rain falls for 4.2 days and typically collects 1.02" (26mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Horton, in January, snow falls for 10.5 days, with typically accumulated 4.33" (110mm) of snow. In Horton, during the entire year, snow falls for 43.6 days and aggregates up to 19.25" (489mm) of snow.

Daylight

The average length of the day in January is 9h and 28min.
On the first day of January, sunrise is at 7:40 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:20 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 3.8h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 1 in January leads to these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.

Frequently asked questions

What is the coldest time of year?

In Horton, the average lowest temperatures are observed in January, with a high of 23.9°F (-4.5°C) and a low of 11.3°F (-11.5°C).

How cold is January?

In Horton, 23.9°F (-4.5°C) is the average high-temperature and 11.3°F (-11.5°C) is the average low-temperature during January.

What is the most humid month?

With an average relative humidity of 87%, January is the most humid month.

What is the average humidity in January?

In January, the average relative humidity is 87%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 4.2 days and accumulates 1.02" (26mm) of precipitation.

How much does it rain in January?

In Horton, in January, it is raining for 4.2 days, with typically 1.02" (26mm) of accumulated precipitation.

How many days does it snow in January in Horton?

In Horton, in January, snow falls for 10.5 days, with typically accumulated 4.33" (110mm) of snow.

How many hours of daylight does Horton have in January?

The average day length in January is 9h and 28min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:40 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:20 pm CST.

What is the month with the least sunshine in Horton?

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

How long on average sun shines in January?

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

What are the months with the lowest UV index?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index intensity in January?

The average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
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
Horton, IA

Average temperature in January - Horton, IA
  • Average high temperature in January: 23.9°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (23.9°F).

  • Average low temperature in January: 11.3°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).

Average pressure in January
Horton, IA

Average pressure in January - Horton, IA
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in January
Horton, IA

Average wind speed in January - Horton, IA
  • Average wind speed in January: 10.5mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (7mph).

Average humidity in January
Horton, IA

Average humidity in January - Horton, IA
  • Average humidity in January: 87%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (72%).

Average rainfall in January
Horton, IA

Average rainfall in January - Horton, IA
  • Average rainfall in January: 1.02"

The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is January (1.02").

Average rainfall days in January
Horton, IA

Average rainfall days in January - Horton, IA
  • Average rainfall days in January: 4.2 days

The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is February (3.9 days).

Average snowfall in January
Horton, IA

Average snowfall in January - Horton, IA
  • Average snowfall in January: 4.33"

The month with the highest snowfall is February (5.08").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Horton, IA

Average snowfall days in January - Horton, IA
  • Average snowfall days in January: 10.5 days

The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Horton, IA

Average daylight in January / Average sunshine in January - Horton, IA
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in January
Horton, IA

Average sunshine days in January - Horton, IA
  • Average sunshine days in January: 17.2 days

The months with the most sunshine days are October and November (17.8 days).
The month with the least sunshine days is June (9.2 days).

Average UV index in January
Horton, IA

Average UV index in January - Horton, IA
  • Average UV index in January: 1

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

Average cloud cover in January
Horton, IA

Average cloud cover in January - Horton, IA
  • Average cloud cover in January: 61

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in January
Horton, IA

Average visibility in January - Horton, IA
  • Average visibility in January: 5mi

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

Horton, Iowa, USA

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