January weather forecast
Seymour, MO

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Weather in January

January, the same as December, is another cold winter month in Seymour, Missouri, with an average temperature fluctuating between 25.9°F (-3.4°C) and 41°F (5°C).

Temperature

Seymour's January weather, marked by an average high temperature of 41°F (5°C) and an average low temperature of 25.9°F (-3.4°C), is the coldest in the year.

Humidity

In Seymour, the average relative humidity in January is 75%.

Rainfall

The month with the least rainfall is January, when the rain falls for 7.8 days and typically collects 1.77" (45mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In January, it is snowing for 6.1 days. Throughout January, 3.35" (85mm) of snow is accumulated. Throughout the year, there are 21.8 snowfall days, and 10.75" (273mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 57min.
On the first day of the month, sunrise is at 7:24 am and sunset at 5:04 pm. On the last day of January, sunrise is at 7:14 am and sunset at 5:34 pm CST.

Sunshine

January and February, with an average of 5.2h 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 of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 2 during January translates into the following guidance:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

January, known for its average high temperature of 41°F (5°C) and an average low temperature of 25.9°F (-3.4°C), is the coldest month in Seymour.

Is it cold during January?

The average high-temperature and low-temperature during January are 41°F (5°C) and 25.9°F (-3.4°C) respectively.

What is the average humidity in January?

In Seymour, the average relative humidity in January is 75%.

What is the driest month in Seymour?

The month with the least rainfall is January, when the rain falls for 7.8 days and typically collects 1.77" (45mm) of precipitation.

How many days does it rain in January?

In Seymour, Missouri, during January, the rain falls for 7.8 days and regularly aggregates up to 1.77" (45mm) of precipitation.

How many days does it snow in January?

In Seymour, in January, during 6.1 snowfall days, 3.35" (85mm) of snow is typically accumulated.

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

In January, the average day length in Seymour is 9h and 57min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:24 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:34 pm CST.

What is the month with the least sunshine?

The months with the least sunshine are January and February, with an average of 5.2h of sunshine.

How many hours of sunshine does Seymour have in January?

In Seymour, the average sunshine duration in January is 5.2h.

What are the months with the lowest UV index?

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

What is the UV index intensity in January?

In January, the average daily maximum UV index in Seymour is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Seymour, MO

Average temperature in January - Seymour, MO
  • Average high temperature in January: 41°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (41°F).

  • Average low temperature in January: 25.9°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

Average pressure in January
Seymour, MO

Average pressure in January - Seymour, MO
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Seymour, MO

Average wind speed in January - Seymour, MO
  • Average wind speed in January: 9.5mph

The windiest months (with the highest average wind speed) are January and March (9.5mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

Average humidity in January
Seymour, MO

Average humidity in January - Seymour, MO
  • Average humidity in January: 75%

The months with the highest relative humidity are March and May (78%).
The month with the lowest relative humidity is October (73%).

Average rainfall in January
Seymour, MO

Average rainfall in January - Seymour, MO
  • Average rainfall in January: 1.77"

The wettest month (with the highest rainfall) is May (4.84").
The driest month (with the least rainfall) is January (1.77").

Average rainfall days in January
Seymour, MO

Average rainfall days in January - Seymour, MO
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in January
Seymour, MO

Average snowfall in January - Seymour, MO
  • Average snowfall in January: 3.35"

The month with the highest snowfall is February (3.5").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Seymour, MO

Average snowfall days in January - Seymour, MO
  • Average snowfall days in January: 6.1 days

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Seymour, MO

Average daylight in January / Average sunshine in January - Seymour, MO
  • Average daylight in January: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).

Average sunshine days in January
Seymour, MO

Average sunshine days in January - Seymour, MO
  • Average sunshine days in January: 18.5 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is May (10.5 days).

Average UV index in January
Seymour, MO

Average UV index in January - Seymour, MO
  • 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).

Average cloud cover in January
Seymour, MO

Average cloud cover in January - Seymour, MO
  • Average cloud cover in January: 45

The month with the most cloud cover is March (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 29).

Average visibility in January
Seymour, MO

Average visibility in January - Seymour, MO
  • Average visibility in January: 6mi

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

Seymour, Missouri, USA

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