January weather forecast
South Heart, ND

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Weather in January

January, like December, is another subzero cold winter month in South Heart, North Dakota, with temperature in the range of an average high of 23.5°F (-4.7°C) and an average low of 9.9°F (-12.3°C).

Temperature

January, with average temperatures reaching a high of 23.5°F (-4.7°C) and a low of 9.9°F (-12.3°C), is the coldest month.

Humidity

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

Rainfall

January is the month with the least rainfall. Rain falls for 2.3 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

Months with snowfall in South Heart are January through May, October through December. In January, it is snowing for 9.5 days. Throughout January, 2.4" (61mm) of snow is accumulated. Throughout the year, there are 56.7 snowfall days, and 19.72" (501mm) of snow is accumulated.

Daylight

The average length of the day in January in South Heart, North Dakota, is 9h and 2min.
On the first day of the month, sunrise is at 7:37 am and sunset at 4:13 pm. On the last day of January, sunrise is at 7:17 am and sunset at 4:52 pm MST.

Sunshine

January and February, with an average of 4.4h of sunshine, are months with the least sunshine.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in South Heart. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, the maximum UV index of 2 suggests these recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

What is the coldest time of year in South Heart?

South Heart's January weather, with an average high temperature of 23.5°F (-4.7°C) and an average low temperature of 9.9°F (-12.3°C), tends to be the coldest of the year.

How cold is January in South Heart?

The high-temperature, in January, in South Heart, records 23.5°F (-4.7°C), while the low-temperature is 9.9°F (-12.3°C).

What is the most humid month in South Heart?

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

What is the average humidity in January in South Heart?

In January, the average relative humidity in South Heart, North Dakota, is 87%.

What is the driest month in South Heart?

The month with the least rainfall in South Heart is January, when the rain falls for 2.3 days and typically collects 0.43" (11mm) of precipitation.

How many days does it rain in January in South Heart?

In South Heart, in January, during 2.3 rainfall days, 0.43" (11mm) of precipitation is typically accumulated.

How much does it snow in South Heart in January?

In South Heart, in January, snow falls for 9.5 days, with typically accumulated 2.4" (61mm) of snow.

What is the average length of the day in January in South Heart?

In South Heart, the average day length in January is 9h and 2min.

When is the sunrise / sunset in January in South Heart?

In January, on the first day of the month, sunrise is at 7:37 am and sunset at 4:13 pm. On the last day of the month, in South Heart, sunrise is at 7:17 am and sunset at 4:52 pm MST.

What are the months with the least sunshine in South Heart?

The months with the least sunshine are January and February, with an average of 4.4h of sunshine.

How long on average sun shines in January in South Heart?

The average sunshine duration in January is 4.4h.

What is the month with the lowest UV index in South Heart?

The months with the lowest UV index in South Heart are January, February, October through December, with an average maximum UV index of 2.

What is the UV index reading in January in South Heart?

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
24.6°F -4.1°C
23.5°F -4.7°C
24.4°F -4.2°C
Average low temperature
12.9°F -10.6°C
9.9°F -12.3°C
11.1°F -11.6°C
Average pressure
30.14" 766mmHg
30.15" 766mmHg
30.16" 766mmHg
Average wind speed
11.2mph 18km/h
11.9mph 19.2km/h
10.3mph 16.6km/h
Average max. wind speed
11.9mph 19.2km/h
12.6mph 20.3km/h
10.9mph 17.5km/h
Average wind speed gusts
19.1mph 30.7km/h
20.4mph 32.8km/h
16.9mph 27.2km/h
Average humidity
84%
87%
84%
Average rainfall
0.47" 12mm
0.43" 11mm
0.47" 12mm
Average rainfall days
3.3
2.3
2.3
Average snowfall
2.64" 67mm
2.4" 61mm
3.03" 77mm
Average snowfall days
10.5
9.5
11.9
Average daylight
8h 4min
9h 0min
10h 2min
Average sunshine
4h 3min
4h 2min
4h 2min
Average sunshine days
18.5
19.2
15.7
Average UV index
2
2
2
Average cloud cover
54%
55%
56%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
South Heart, ND

Average temperature in January - South Heart, ND
  • Average high temperature in January: 23.5°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (23.5°F).

  • Average low temperature in January: 9.9°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

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Average pressure in January
South Heart, ND

Average pressure in January - South Heart, ND
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in January
South Heart, ND

Average wind speed in January - South Heart, ND
  • Average wind speed in January: 11.9mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

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Average humidity in January
South Heart, ND

Average humidity in January - South Heart, ND
  • Average humidity in January: 87%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (51%).

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Average rainfall in January
South Heart, ND

Average rainfall in January - South Heart, ND
  • Average rainfall in January: 0.43"

The wettest months (with the highest rainfall) are May and July (1.93").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in January
South Heart, ND

Average rainfall days in January - South Heart, ND
  • Average rainfall days in January: 2.3 days

The month with the highest number of rainy days is June (12.9 days).
The months with the least rainy days are January and February (2.3 days).

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Average snowfall in January
South Heart, ND

Average snowfall in January - South Heart, ND
  • Average snowfall in January: 2.4"

The month with the highest snowfall is November (3.15").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
South Heart, ND

Average snowfall days in January - South Heart, ND
  • Average snowfall days in January: 9.5 days

The month with the highest number of snowfall days is February (11.9 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in January /
Average sunshine in January
South Heart, ND

Average daylight in January / Average sunshine in January - South Heart, ND
  • Average daylight in January: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in January: 4h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 24min).

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Average sunshine days in January
South Heart, ND

Average sunshine days in January - South Heart, ND
  • Average sunshine days in January: 19.2 days

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is April (14.4 days).

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Average UV index in January
South Heart, ND

Average UV index in January - South Heart, ND
  • Average UV index in January: 2

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

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Average cloud cover in January
South Heart, ND

Average cloud cover in January - South Heart, ND
  • Average cloud cover in January: 55

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 20).

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Average visibility in January
South Heart, ND

Average visibility in January - South Heart, ND
  • 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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South Heart, North Dakota, USA

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