January weather forecast
Ipswich, SD

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Weather in January

January, like December, is another subzero cold winter month in Ipswich, South Dakota, with an average temperature varying between 6.3°F (-14.3°C) and 20.7°F (-6.3°C).

Temperature

Ipswich notes the coldest temperatures in January, with a high average of 20.7°F (-6.3°C) and a low of 6.3°F (-14.3°C).

Humidity

With an average relative humidity of 88%, January is the most humid month.

Rainfall

January is the month with the least rainfall in Ipswich. Rain falls for 3 days and accumulates 0.59" (15mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 13 days and typically aggregates up to 3.82" (97mm) of snow.

Daylight

In Ipswich, the average length of the day in January is 9h and 12min.
On the first day of January, sunrise is at 8:15 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 5:40 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 3.9h of sunshine.

UV index

January, February and November, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, a regular UV index of 1 translates into these guidelines:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January is the coldest month of the year, registering average temperatures as high as 20.7°F (-6.3°C) and as low as 6.3°F (-14.3°C).

How cold is January?

The average high-temperature and low-temperature during January are 20.7°F (-6.3°C) and 6.3°F (-14.3°C) respectively.

What is the most humid month?

With an average relative humidity of 88%, January is the most humid month.

What is the average humidity in January?

In January, the average relative humidity is 88%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 3 days and accumulates 0.59" (15mm) of precipitation.

How much does it rain in January?

In January, the rain falls for 3 days. Throughout January, 0.59" (15mm) of precipitation is accumulated.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 13 days and accumulates 3.82" (97mm) of snow.

How much does it snow in January?

In January, it is snowing for 13 days. Throughout January, 3.82" (97mm) of snow is accumulated.

What is the average length of the day in January?

In Ipswich, the average day length in January is 9h and 12min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 8:15 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 5:40 pm CST.

What is the month with the least sunshine?

With an average of 3.9h of sunshine, January has the least sunshine of the year.

How many hours of sunshine does Ipswich have in January?

In Ipswich, the average sunshine duration in January is 3.9h.

When is the lowest UV index in Ipswich?

January, February and November, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index intensity in January?

The average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Ipswich, SD

Average temperature in January - Ipswich, SD
  • Average high temperature in January: 20.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in January: 6.3°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

Average pressure in January
Ipswich, SD

Average pressure in January - Ipswich, SD
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in January
Ipswich, SD

Average wind speed in January - Ipswich, SD
  • Average wind speed in January: 9.5mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

Average humidity in January
Ipswich, SD

Average humidity in January - Ipswich, SD
  • Average humidity in January: 88%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

Average rainfall in January
Ipswich, SD

Average rainfall in January - Ipswich, SD
  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in January
Ipswich, SD

Average rainfall days in January - Ipswich, SD
  • Average rainfall days in January: 3 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

Average snowfall in January
Ipswich, SD

Average snowfall in January - Ipswich, SD
  • Average snowfall in January: 3.82"

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Ipswich, SD

Average snowfall days in January - Ipswich, SD
  • Average snowfall days in January: 13 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Ipswich, SD

Average daylight in January / Average sunshine in January - Ipswich, SD
  • Average daylight in January: 9h and 1min

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

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in January
Ipswich, SD

Average sunshine days in January - Ipswich, SD
  • Average sunshine days in January: 17.2 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

Average UV index in January
Ipswich, SD

Average UV index in January - Ipswich, SD
  • Average UV index in January: 1

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 and November (UV index 1).

Average cloud cover in January
Ipswich, SD

Average cloud cover in January - Ipswich, SD
  • Average cloud cover in January: 57

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

Average visibility in January
Ipswich, SD

Average visibility in January - Ipswich, SD
  • Average visibility in January: 5mi

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

Ipswich, South Dakota, USA

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