January weather forecast
Ashton, IA

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Weather in January

January, the same as December, in Ashton, Iowa, is a freezing cold winter month, with temperature in the range of an average high of 23.4°F (-4.8°C) and an average low of 9.9°F (-12.3°C).

Temperature

Ashton's coldest month, January, registers temperatures that range from a high of 23.4°F (-4.8°C) to a low of 9.9°F (-12.3°C).

Humidity

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

Rainfall

January is the month with the least rainfall in Ashton, Iowa. Rain falls for 3.8 days and accumulates 0.71" (18mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Ashton. In Ashton, in January, during 11.8 snowfall days, 3.43" (87mm) of snow is typically accumulated. In Ashton, during the entire year, snow falls for 48.8 days and aggregates up to 19.21" (488mm) of snow.

Daylight

The average length of the day in January is 9h and 25min.
On the first day of January in Ashton, sunrise is at 7:55 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:33 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 4.1h of sunshine.

UV index

January and February, with an average maximum UV index of 1, are months with the lowest UV index in Ashton, Iowa. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 1 in January interprets into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. To protect against the Sun's most potent rays, avoid direct exposure around midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Frequently asked questions

What time of the year is the coldest in Ashton?

January is the coldest month of the year in Ashton, registering average temperatures as high as 23.4°F (-4.8°C) and as low as 9.9°F (-12.3°C).

How cold is January in Ashton?

In January, in Ashton, the average high-temperature is 23.4°F (-4.8°C), and the average low-temperature is 9.9°F (-12.3°C).

What is the most humid month in Ashton?

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

What is the average humidity in January in Ashton?

In Ashton, the average relative humidity in January is 88%.

What is the driest month in Ashton?

The month with the least rainfall in Ashton, Iowa, is January, when the rain falls for 3.8 days and typically collects 0.71" (18mm) of precipitation.

How many days does it rain in January in Ashton?

In Ashton, Iowa, in January, it is raining for 3.8 days, with typically 0.71" (18mm) of accumulated precipitation.

How much does it snow in Ashton in January?

In Ashton, Iowa, during January, snow falls for 11.8 days and regularly aggregates up to 3.43" (87mm) of snow.

What is the average length of the day in January in Ashton?

In January, the average day length is 9h and 25min.

What time are sunrise and sunset in January in Ashton?

On the first day of January, sunrise is at 7:55 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:33 pm CST.

What is the month with the least sunshine in Ashton?

January has the least sunshine of the year in Ashton, Iowa, with an average of 4.1h of sunshine.

How many hours of sunshine does Ashton have in January?

In January, the average sunshine duration in Ashton, Iowa, is 4.1h.

What are the months with the lowest UV index in Ashton?

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

How high is the UV index in January in Ashton?

In January, the average daily maximum UV index in Ashton, Iowa, is 1. A UV Index reading of 2, and below, represents a low health threat 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
Ashton, IA

Average temperature in January - Ashton, IA
  • Average high temperature in January: 23.4°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in January: 9.9°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 (9.9°F).

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Average pressure in January
Ashton, IA

Average pressure in January - Ashton, IA
  • 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 (29.87"Hg).

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Average wind speed in January
Ashton, IA

Average wind speed in January - Ashton, IA
  • Average wind speed in January: 10.8mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in January
Ashton, IA

Average humidity in January - Ashton, IA
  • Average humidity in January: 88%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in January
Ashton, IA

Average rainfall in January - Ashton, IA
  • Average rainfall in January: 0.71"

The wettest month (with the highest rainfall) is June (3.86").
The driest month (with the least rainfall) is January (0.71").

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Average rainfall days in January
Ashton, IA

Average rainfall days in January - Ashton, IA
  • Average rainfall days in January: 3.8 days

The months with the highest number of rainy days are May and June (17.8 days).
The month with the least rainy days is February (2.6 days).

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Average snowfall in January
Ashton, IA

Average snowfall in January - Ashton, IA
  • Average snowfall in January: 3.43"

The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Ashton, IA

Average snowfall days in January - Ashton, IA
  • Average snowfall days in January: 11.8 days

The month with the highest number of snowfall days is January (11.8 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
Ashton, IA

Average daylight in January / Average sunshine in January - Ashton, IA
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in January
Ashton, IA

Average sunshine days in January - Ashton, IA
  • Average sunshine days in January: 17.3 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (9.6 days).

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Average UV index in January
Ashton, IA

Average UV index in January - Ashton, IA
  • Average UV index in January: 1

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and February (UV index 1).

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Average cloud cover in January
Ashton, IA

Average cloud cover in January - Ashton, IA
  • Average cloud cover in January: 56

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in January
Ashton, IA

Average visibility in January - Ashton, IA
  • 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).

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Ashton, Iowa, USA

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