January weather forecast
Mountain Grove, MO

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Weather in January

January, like December, in Mountain Grove, Missouri, is an icy winter month, with an average temperature varying between 40.8°F (4.9°C) and 26.1°F (-3.3°C).

Temperature

In Mountain Grove, the lowest average temperatures are observed in January, with a high of 40.8°F (4.9°C) and a low of 26.1°F (-3.3°C).

Humidity

The average relative humidity in January in Mountain Grove is 75%.

Rainfall

In Mountain Grove, in January, during 7.8 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Mountain Grove, during the entire year, the rain falls for 154.1 days and collects up to 32.83" (834mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. January is the month with the most snowfall in Mountain Grove. Snow falls for 5 days and accumulates 2.4" (61mm) of snow.

Daylight

In Mountain Grove, the average length of the day in January is 9h and 57min.
On the first day of the month, sunrise is at 7:22 am and sunset at 5:02 pm. On the last day of January, in Mountain Grove, sunrise is at 7:12 am and sunset at 5:32 pm CST.

Sunshine

In January, the average sunshine is 5.1h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Mountain Grove. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 2 in January translates into these instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Mountain Grove?

The coldest month in Mountain Grove is January, with an average high-temperature of 40.8°F (4.9°C) and an average low-temperature of 26.1°F (-3.3°C).

Is it cold in Mountain Grove during January?

The high-temperature, in January, in Mountain Grove, records 40.8°F (4.9°C), while the low-temperature is 26.1°F (-3.3°C).

What is the average humidity in January in Mountain Grove?

The average relative humidity in January is 75%.

How many days does it rain in January in Mountain Grove?

In Mountain Grove, Missouri, in January, during 7.8 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

What is the snowiest month in Mountain Grove?

January is the month with the most snowfall in Mountain Grove, Missouri. Snow falls for 5 days and accumulates 2.4" (61mm) of snow.

How much does it snow in Mountain Grove in January?

In Mountain Grove, in January, during 5 snowfall days, 2.4" (61mm) of snow is typically accumulated.

How many hours of daylight does Mountain Grove have in January?

In Mountain Grove, Missouri, the average day length in January is 9h and 57min.

When is the sunrise / sunset in January in Mountain Grove?

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 5:02 pm. On the last day of the month, in Mountain Grove, Missouri, sunrise is at 7:12 am and sunset at 5:32 pm CST.

How many hours of sunshine does Mountain Grove have in January?

In Mountain Grove, Missouri, the average sunshine duration in January is 5.1h.

What is the month with the lowest UV index in Mountain Grove?

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

What is the UV index reading in January in Mountain Grove?

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Mountain Grove, MO

Average temperature in January - Mountain Grove, MO
  • Average high temperature in January: 40.8°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.8°F).

  • Average low temperature in January: 26.1°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 (26.1°F).

Average pressure in January
Mountain Grove, MO

Average pressure in January - Mountain Grove, MO
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Mountain Grove, MO

Average wind speed in January - Mountain Grove, MO
  • Average wind speed in January: 8.8mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).

Average humidity in January
Mountain Grove, MO

Average humidity in January - Mountain Grove, MO
  • Average humidity in January: 75%

The months with the highest relative humidity are March and May (79%).
The months with the lowest relative humidity are August, September and October (74%).

Average rainfall in January
Mountain Grove, MO

Average rainfall in January - Mountain Grove, MO
  • Average rainfall in January: 1.93"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is February (1.77").

Average rainfall days in January
Mountain Grove, MO

Average rainfall days in January - Mountain Grove, MO
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in January
Mountain Grove, MO

Average snowfall in January - Mountain Grove, MO
  • Average snowfall in January: 2.4"

The month with the highest snowfall is January (2.4").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Mountain Grove, MO

Average snowfall days in January - Mountain Grove, MO
  • Average snowfall days in January: 5 days

The month with the highest number of snowfall days is January (5 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
Mountain Grove, MO

Average daylight in January / Average sunshine in January - Mountain Grove, 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 month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in January
Mountain Grove, MO

Average sunshine days in January - Mountain Grove, MO
  • Average sunshine days in January: 18.9 days

The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is August (11.5 days).

Average UV index in January
Mountain Grove, MO

Average UV index in January - Mountain Grove, MO
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in January
Mountain Grove, MO

Average cloud cover in January - Mountain Grove, 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 30).

Average visibility in January
Mountain Grove, MO

Average visibility in January - Mountain Grove, MO
  • Average visibility in January: 6mi

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

Mountain Grove, Missouri, USA

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