January weather forecast
Saint Martins, MO

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Weather in January

January, the same as December, is another cold winter month in Saint Martins, Missouri, with an average temperature ranging between max 38.3°F (3.5°C) and min 24.3°F (-4.3°C).

Temperature

Saint Martins experiences its lowest average temperatures in January, reaching a peak of 38.3°F (3.5°C) and a minimum of 24.3°F (-4.3°C).

Humidity

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

Rainfall

January is the month with the least rainfall. Rain falls for 5.9 days and accumulates 1.14" (29mm) of precipitation.

Snowfall

Months with snowfall are January through March, October through December. In Saint Martins, during January, snow falls for 5.7 days and regularly aggregates up to 2.09" (53mm) of snow. Throughout the year, there are 18.2 snowfall days, and 6.97" (177mm) of snow is accumulated.

Daylight

In Saint Martins, the average length of the day in January is 9h and 50min.
On the first day of the month, sunrise is at 7:26 am and sunset at 4:58 pm. On the last day of January, in Saint Martins, sunrise is at 7:15 am and sunset at 5:29 pm CST.

Sunshine

In January, the average sunshine in Saint Martins is 4.9h.

UV index

The months with the lowest UV index in Saint Martins are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 2 in January transforms into the following instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

What is the coldest month in Saint Martins?

January, marked by an average high-temperature of 38.3°F (3.5°C) and a low-temperature of 24.3°F (-4.3°C), is the coldest month in Saint Martins, Missouri.

Is January cold in Saint Martins?

The high-temperature, in January, in Saint Martins, is 38.3°F (3.5°C), while the low-temperature averages to 24.3°F (-4.3°C).

What is the average humidity in January in Saint Martins?

In January, the average relative humidity is 75%.

What is the driest month in Saint Martins?

The month with the least rainfall in Saint Martins is January, when the rain falls for 5.9 days and typically collects 1.14" (29mm) of precipitation.

How much does it rain in Saint Martins in January?

In Saint Martins, in January, it is raining for 5.9 days, with typically 1.14" (29mm) of accumulated precipitation.

How many days does it snow in January in Saint Martins?

In Saint Martins, in January, snow falls for 5.7 days, with typically accumulated 2.09" (53mm) of snow.

How many hours of daylight does Saint Martins have in January?

In January, the average day length is 9h and 50min.

When is the sunrise / sunset in January in Saint Martins?

In January, on the first day of the month, sunrise is at 7:26 am and sunset at 4:58 pm. On the last day of the month, in Saint Martins, Missouri, sunrise is at 7:15 am and sunset at 5:29 pm CST.

How many hours of sunshine does Saint Martins have in January?

In Saint Martins, the average sunshine duration in January is 4.9h.

When is the lowest UV index in Saint Martins?

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

What is the UV index reading in January in Saint Martins?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from 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
Saint Martins, MO

Average temperature in January - Saint Martins, MO
  • Average high temperature in January: 38.3°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in January: 24.3°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in January
Saint Martins, MO

Average pressure in January - Saint Martins, 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 (29.92"Hg).

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Average wind speed in January
Saint Martins, MO

Average wind speed in January - Saint Martins, MO
  • Average wind speed in January: 8.9mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in January
Saint Martins, MO

Average humidity in January - Saint Martins, MO
  • Average humidity in January: 75%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in January
Saint Martins, MO

Average rainfall in January - Saint Martins, MO
  • Average rainfall in January: 1.14"

The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is January (1.14").

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Average rainfall days in January
Saint Martins, MO

Average rainfall days in January - Saint Martins, MO
  • Average rainfall days in January: 5.9 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (5.9 days).

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Average snowfall in January
Saint Martins, MO

Average snowfall in January - Saint Martins, MO
  • Average snowfall in January: 2.09"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in January
Saint Martins, MO

Average snowfall days in January - Saint Martins, MO
  • Average snowfall days in January: 5.7 days

The month with the highest number of snowfall days is February (6.1 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
Saint Martins, MO

Average daylight in January / Average sunshine in January - Saint Martins, MO
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in January
Saint Martins, MO

Average sunshine days in January - Saint Martins, MO
  • Average sunshine days in January: 20.3 days

The month with the most sunshine days is December (20.8 days).
The month with the least sunshine days is July (13.7 days).

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Average UV index in January
Saint Martins, MO

Average UV index in January - Saint Martins, 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).

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Average cloud cover in January
Saint Martins, MO

Average cloud cover in January - Saint Martins, MO
  • Average cloud cover in January: 47

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 28).

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Average visibility in January
Saint Martins, MO

Average visibility in January - Saint Martins, 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).

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Saint Martins, Missouri, USA

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