January weather forecast
Ionia, MO

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Weather in January

January, like December, in Ionia, Missouri, is another cold winter month, with temperature in the range of an average low of 23.5°F (-4.7°C) and an average high of 38.1°F (3.4°C).

Temperature

Ionia's January weather, with an average high temperature of 38.1°F (3.4°C) and an average low temperature of 23.5°F (-4.7°C), tends to be the coldest of the year.

Humidity

The average relative humidity in January in Ionia, Missouri, is 75%.

Rainfall

The month with the least rainfall is January, when the rain falls for 5.5 days and typically collects 0.87" (22mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 5.2 days and typically aggregates up to 1.77" (45mm) of snow.

Daylight

In Ionia, the average length of the day in January is 9h and 50min.
On the first day of January, sunrise is at 7:30 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:33 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 4.9h of sunshine.

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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

January is the month when Ionia sees the average lowest temperatures, with a high of 38.1°F (3.4°C) and a low of 23.5°F (-4.7°C).

Is it cold during January?

The average high-temperature, in January, in Ionia, is 38.1°F (3.4°C), while the average low-temperature is 23.5°F (-4.7°C).

What is the average humidity in January?

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

What is the driest month?

The month with the least rainfall is January, when the rain falls for 5.5 days and typically collects 0.87" (22mm) of precipitation.

How many days does it rain in January?

In Ionia, in January, it is raining for 5.5 days, with typically 0.87" (22mm) of accumulated precipitation.

What is the snowiest month?

January is the month with the most snowfall in Ionia. Snow falls for 5.2 days and accumulates 1.77" (45mm) of snow.

How many days does it snow in January?

In Ionia, during January, snow falls for 5.2 days and regularly aggregates up to 1.77" (45mm) of snow.

How many hours of daylight does Ionia have in January?

The average day length in January is 9h and 50min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:30 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:33 pm CST.

What is the month with the least sunshine?

With an average of 4.9h of sunshine, January has the least sunshine of the year.

How many hours of sunshine does Ionia have in January?

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

When is the lowest UV index?

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

What is the UV index reading in January?

In Ionia, Missouri, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to 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
Ionia, MO

Average temperature in January - Ionia, MO
  • Average high temperature in January: 38.1°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in January: 23.5°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in January
Ionia, MO

Average pressure in January - Ionia, MO
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Ionia, MO

Average wind speed in January - Ionia, MO
  • Average wind speed in January: 10.1mph

The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in January
Ionia, MO

Average humidity in January - Ionia, MO
  • Average humidity in January: 75%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (72%).

Average rainfall in January
Ionia, MO

Average rainfall in January - Ionia, MO
  • Average rainfall in January: 0.87"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is January (0.87").

Average rainfall days in January
Ionia, MO

Average rainfall days in January - Ionia, MO
  • Average rainfall days in January: 5.5 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (5.5 days).

Average snowfall in January
Ionia, MO

Average snowfall in January - Ionia, MO
  • Average snowfall in January: 1.77"

The month with the highest snowfall is January (1.77").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Ionia, MO

Average snowfall days in January - Ionia, MO
  • Average snowfall days in January: 5.2 days

The month with the highest number of snowfall days is February (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Ionia, 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 months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in January
Ionia, MO

Average sunshine days in January - Ionia, MO
  • Average sunshine days in January: 20 days

The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is May (12.9 days).

Average UV index in January
Ionia, MO

Average UV index in January - Ionia, 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).

Average cloud cover in January
Ionia, MO

Average cloud cover in January - Ionia, MO
  • Average cloud cover in January: 46

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

Average visibility in January
Ionia, MO

Average visibility in January - Ionia, 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).

Ionia, Missouri, USA

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