January weather forecast
Armstrong, MO

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Weather in January

January, like December, in Armstrong, Missouri, is another cold winter month, with an average temperature ranging between max 36.1°F (2.3°C) and min 22.6°F (-5.2°C).

Temperature

January is the month when Armstrong experiences its coldest temperatures, averaging a high of 36.1°F (2.3°C) and a low of 22.6°F (-5.2°C).

Humidity

The average relative humidity in January is 76%.

Rainfall

The month with the least rainfall in Armstrong is January, when the rain falls for 4.4 days and typically collects 0.43" (11mm) of precipitation.

Snowfall

January through March, October through December are months with snowfall. In January, in Armstrong, it is snowing for 5.5 days. Throughout January, 0.75" (19mm) of snow is accumulated. In Armstrong, during the entire year, snow falls for 17.3 days and aggregates up to 2.99" (76mm) of snow.

Daylight

The average length of the day in January is 9h and 47min.
On the first day of January, sunrise is at 7:30 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:29 pm CST.

Sunshine

With an average of 4.8h of sunshine, January has the least sunshine of the year.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 2 during January leads to these advisories:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What time of the year is the coldest in Armstrong?

In Armstrong, January registers the lowest temperatures, averaging 36.1°F (2.3°C) at the peak and 22.6°F (-5.2°C) at the lowest.

How cold is it in Armstrong in January?

In Armstrong, in January, the average high-temperature is 36.1°F (2.3°C), and the average low-temperature is 22.6°F (-5.2°C).

What is the average humidity in January in Armstrong?

In January, the average relative humidity in Armstrong is 76%.

What is the driest month in Armstrong?

January is the month with the least rainfall in Armstrong, Missouri. Rain falls for 4.4 days and accumulates 0.43" (11mm) of precipitation.

How many days does it rain in January in Armstrong?

In Armstrong, Missouri, during January, the rain falls for 4.4 days and regularly aggregates up to 0.43" (11mm) of precipitation.

How much does it snow in Armstrong in January?

In Armstrong, Missouri, during January, snow falls for 5.5 days and regularly aggregates up to 0.75" (19mm) of snow.

How many hours of daylight does Armstrong have in January?

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

What time are sunrise and sunset in January in Armstrong?

In January, on the first day of the month, sunrise is at 7:30 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:29 pm CST.

What is the month with the least sunshine in Armstrong?

The month with the least sunshine in Armstrong is January, with an average of 4.8h of sunshine.

How long on average sun shines in January in Armstrong?

In Armstrong, Missouri, the average sunshine duration in January is 4.8h.

What is the month with the lowest UV index in Armstrong?

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

How high is the UV index in January in Armstrong?

The average daily maximum UV index in January in Armstrong is 2. A UV Index reading of 2, and below, represents 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
Armstrong, MO

Average temperature in January - Armstrong, MO
  • Average high temperature in January: 36.1°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in January: 22.6°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure in January
Armstrong, MO

Average pressure in January - Armstrong, 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 (29.91"Hg).

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Average wind speed in January
Armstrong, MO

Average wind speed in January - Armstrong, MO
  • Average wind speed in January: 9.6mph

The windiest months (with the highest average wind speed) are January and March (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in January
Armstrong, MO

Average humidity in January - Armstrong, MO
  • Average humidity in January: 76%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in January
Armstrong, MO

Average rainfall in January - Armstrong, MO
  • Average rainfall in January: 0.43"

The wettest month (with the highest rainfall) is May (1.73").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in January
Armstrong, MO

Average rainfall days in January - Armstrong, MO
  • Average rainfall days in January: 4.4 days

The month with the highest number of rainy days is May (13.2 days).
The months with the least rainy days are February and December (4.3 days).

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Average snowfall in January
Armstrong, MO

Average snowfall in January - Armstrong, MO
  • Average snowfall in January: 0.75"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in January
Armstrong, MO

Average snowfall days in January - Armstrong, MO
  • Average snowfall days in January: 5.5 days

The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Armstrong, MO
  • 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: 4h and 5min

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

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Average sunshine days in January
Armstrong, MO

Average sunshine days in January - Armstrong, MO
  • Average sunshine days in January: 22.1 days

The month with the most sunshine days is December (23.6 days).
The month with the least sunshine days is May (15.2 days).

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Average UV index in January
Armstrong, MO

Average UV index in January - Armstrong, 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
Armstrong, MO

Average cloud cover in January - Armstrong, MO
  • Average cloud cover in January: 48

The months with the most cloud cover are January and February (Cloud cover 48).
The months with the least cloud cover are June, July and August (Cloud cover 27).

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Average visibility in January
Armstrong, MO

Average visibility in January - Armstrong, 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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Armstrong, Missouri, USA

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