January weather forecast
Ames, IA

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Weather in January

January ushers in the new year with the promising chill of winter in Ames, Iowa. The city experiences a slight increase in daylight hours from 9.5 to 10.6 hours as one transitions into February. A blanket of snow often covers Ames in January with the city witnessing snowfall of 4.06" (103mm) on an average of 9.1 days. The charm of the snowfall is complemented by an average high temperature of just 26.6°F (-3°C) and a low of 13.5°F (-10.3°C). Navigating the city can be slightly challenging due to reduced visibility of an average of 5 miles.

Temperature

Ames's temperature records reveal January as the coldest month, marked by average highs of 26.6°F (-3°C) and lows of 13.5°F (-10.3°C).

Humidity

January is the most humid month, with an average relative humidity of 84%.

Rainfall

The month with the least rainfall in Ames is January, when the rain falls for 4 days and typically collects 0.94" (24mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Ames, Iowa. The month with the most snowfall is January, when snow falls for 9.1 days and typically aggregates up to 4.06" (103mm) of snow.

Daylight

In January, the average length of the day is 9h and 32min.
On the first day of January in Ames, sunrise is at 7:42 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:27 pm CST.

Sunshine

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

UV index

The month with the lowest UV index is January, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.
Note: In January, a daily UV index of 1 turns into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.

Frequently asked questions

What part of the year is the coldest in Ames?

January, on average, is the coldest month, registering a high temperature of 26.6°F (-3°C) and a low of 13.5°F (-10.3°C).

How cold is January?

During January, Ames experiences an average high-temperature of 26.6°F (-3°C) and a low-temperature of 13.5°F (-10.3°C).

What is the most humid month?

January is the most humid month, with an average relative humidity of 84%.

What is the average humidity in January?

The average relative humidity in January is 84%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 4 days and accumulates 0.94" (24mm) of precipitation.

How much does it rain in January?

In Ames, in January, it is raining for 4 days, with typically 0.94" (24mm) of accumulated precipitation.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 9.1 days and typically aggregates up to 4.06" (103mm) of snow.

How many days does it snow in January?

In Ames, in January, during 9.1 snowfall days, 4.06" (103mm) of snow is typically accumulated.

How many hours of daylight does Ames have in January?

In Ames, the average day length in January is 9h and 32min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:42 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:27 pm CST.

What is the month with the least sunshine?

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

How many hours of sunshine does Ames have in January?

In January, the average sunshine duration is 3.9h.

What is the month with the lowest UV index?

The month with the lowest UV index in Ames is January, with an average maximum UV index of 1.

What is the UV index intensity in January?

In January, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Ames, IA

Average temperature in January - Ames, IA
  • Average high temperature in January: 26.6°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in January: 13.5°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure in January
Ames, IA

Average pressure in January - Ames, 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 (29.88"Hg).

Average wind speed in January
Ames, IA

Average wind speed in January - Ames, IA
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

Average humidity in January
Ames, IA

Average humidity in January - Ames, IA
  • Average humidity in January: 84%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Ames, IA

Average rainfall in January - Ames, IA
  • Average rainfall in January: 0.94"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in January
Ames, IA

Average rainfall days in January - Ames, IA
  • Average rainfall days in January: 4 days

The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in January
Ames, IA

Average snowfall in January - Ames, 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").

Average snowfall days in January
Ames, IA

Average snowfall days in January - Ames, IA
  • Average snowfall days in January: 9.1 days

The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Ames, IA

Average daylight in January / Average sunshine in January - Ames, IA
  • Average daylight in January: 9h and 3min

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

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in January
Ames, IA

Average sunshine days in January - Ames, IA
  • Average sunshine days in January: 18.8 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is June (10.4 days).

Average UV index in January
Ames, IA

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

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

Average cloud cover in January
Ames, IA

Average cloud cover in January - Ames, IA
  • Average cloud cover in January: 57

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in January
Ames, IA

Average visibility in January - Ames, IA
  • Average visibility in January: 5mi

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

Ames, Iowa, USA

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