January weather forecast
South English, IA

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Weather in January

January, the same as December, in South English, Iowa, is another subzero cold winter month, with an average temperature ranging between max 28.6°F (-1.9°C) and min 15.6°F (-9.1°C).

Temperature

In South English, Iowa, the lowest average temperatures are observed in January, with a high of 28.6°F (-1.9°C) and a low of 15.6°F (-9.1°C).

Humidity

In South English, the average relative humidity in January is 82%.

Rainfall

In South English, during January, the rain falls for 5.8 days and regularly aggregates up to 1.06" (27mm) of precipitation. In South English, during the entire year, the rain falls for 137.9 days and collects up to 27.76" (705mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall in South English is January, when snow falls for 9.5 days and typically aggregates up to 4.06" (103mm) of snow.

Daylight

In South English, the average length of the day in January is 9h and 35min.
On the first day of January in South English, sunrise is at 7:34 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:22 pm CST.

Sunshine

With an average of 4.2h of sunshine, January has the least sunshine of the year.

UV index

January, February, October through 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 exposure to the Sun's UV radiation for average individuals.
Note: In January, the UV index of 2 transforms into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. 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 South English?

South English's coldest weather arrives in January, when temperatures average a high of 28.6°F (-1.9°C) and a low of 15.6°F (-9.1°C).

How cold is January in South English?

In South English, 28.6°F (-1.9°C) is the average high-temperature and 15.6°F (-9.1°C) is the average low-temperature during January.

What is the average humidity in January in South English?

The average relative humidity in January is 82%.

How much does it rain in South English in January?

In South English, in January, during 5.8 rainfall days, 1.06" (27mm) of precipitation is typically accumulated.

When does it snow the most in South English?

January is the month with the most snowfall in South English. Snow falls for 9.5 days and accumulates 4.06" (103mm) of snow.

How many days does it snow in January in South English?

In South English, Iowa, in January, during 9.5 snowfall days, 4.06" (103mm) of snow is typically accumulated.

How many hours of daylight does South English have in January?

The average day length in January in South English is 9h and 35min.

What time are sunrise and sunset in January in South English?

On the first day of January in South English, Iowa, sunrise is at 7:34 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:22 pm CST.

What is the month with the least sunshine in South English?

With an average of 4.2h of sunshine, January has the least sunshine of the year in South English.

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

The average sunshine duration in January in South English, Iowa, is 4.2h.

When is the lowest UV index in South English?

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

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

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
South English, IA

Average temperature in January - South English, IA
  • Average high temperature in January: 28.6°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (28.6°F).

  • Average low temperature in January: 15.6°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).

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Average pressure in January
South English, IA

Average pressure in January - South English, IA
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in January
South English, IA

Average wind speed in January - South English, IA
  • Average wind speed in January: 10.7mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

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Average humidity in January
South English, IA

Average humidity in January - South English, IA
  • Average humidity in January: 82%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in January
South English, IA

Average rainfall in January - South English, IA
  • Average rainfall in January: 1.06"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is February (0.98").

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Average rainfall days in January
South English, IA

Average rainfall days in January - South English, IA
  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (4.9 days).

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Average snowfall in January
South English, IA

Average snowfall in January - South English, IA
  • Average snowfall in January: 4.06"

The month with the highest snowfall is January (4.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
South English, IA

Average snowfall days in January - South English, IA
  • Average snowfall days in January: 9.5 days

The month with the highest number of snowfall days is January (9.5 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
South English, IA

Average daylight in January / Average sunshine in January - South English, IA
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in January
South English, IA

Average sunshine days in January - South English, IA
  • Average sunshine days in January: 16.6 days

The month with the most sunshine days is December (19.1 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in January
South English, IA

Average UV index in January - South English, IA
  • Average UV index in January: 2

The months with the highest UV index are June and July (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 English, IA

Average cloud cover in January - South English, IA
  • Average cloud cover in January: 55

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 29).

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Average visibility in January
South English, IA

Average visibility in January - South English, IA
  • Average visibility in January: 6mi

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

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South English, Iowa, USA

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