January weather forecast
Holt, IA

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Weather in January

January, like December, is a freezing cold winter month in Holt, Iowa, with an average temperature ranging between min 16°F (-8.9°C) and max 29.3°F (-1.5°C).

Temperature

January is the coldest month, with the temperature often reaching an average high of 29.3°F (-1.5°C) and an average low of 16°F (-8.9°C).

Humidity

The months with the highest humidity are January and June, with an average relative humidity of 81%.

Rainfall

In Holt, in January, during 3.8 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, in Holt, there are 115.1 rainfall days, and 19.21" (488mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Holt. The month with the most snowfall is January, when snow falls for 8.4 days and typically aggregates up to 2.28" (58mm) of snow.

Daylight

The average length of the day in January in Holt is 9h and 38min.
On the first day of the month, sunrise is at 7:43 am and sunset at 5:01 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:34 pm CST.

Sunshine

The month with the least sunshine in Holt is January, with an average of 4.4h of sunshine.

UV index

The month with the lowest UV index in Holt is January, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In January, the maximum UV index of 1 transforms into these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Opt for tightly woven and loose clothing to enhance protection from the Sun. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What are the coldest months in Holt?

January, with its high-temperature average of 29.3°F (-1.5°C) and a low-temperature average of 16°F (-8.9°C), is the coldest month.

How cold is it in Holt in January?

The average high-temperature and low-temperature in Holt during January are 29.3°F (-1.5°C) and 16°F (-8.9°C) respectively.

What are the most humid months in Holt?

January and June, with an average relative humidity of 81%, are most humid months in Holt.

What is the average humidity in January in Holt?

The average relative humidity in January in Holt, Iowa, is 81%.

How much does it rain in Holt in January?

In Holt, in January, during 3.8 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.

What is the snowiest month in Holt?

The month with the most snowfall in Holt is January, when snow falls for 8.4 days and typically aggregates up to 2.28" (58mm) of snow.

How much does it snow in Holt in January?

In January, in Holt, Iowa, it is snowing for 8.4 days. Throughout January, 2.28" (58mm) of snow is accumulated.

How many hours of daylight does Holt have in January?

In January, the average day length is 9h and 38min.

When is the sunrise / sunset in January in Holt?

On the first day of January, sunrise is at 7:43 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:34 pm CST.

What is the month with the least sunshine in Holt?

With an average of 4.4h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January in Holt?

The average sunshine duration in January in Holt, Iowa, is 4.4h.

What is the month with the lowest UV index in Holt?

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

What is the UV index intensity in January in Holt?

In Holt, Iowa, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
34.3°F 1.3°C
29.3°F -1.5°C
33.4°F 0.8°C
Average low temperature
22.1°F -5.5°C
16°F -8.9°C
18.9°F -7.3°C
Average pressure
30.13" 765mmHg
30.16" 766mmHg
30.14" 766mmHg
Average wind speed
9.9mph 15.9km/h
10.4mph 16.7km/h
10.4mph 16.7km/h
Average max. wind speed
10.7mph 17.2km/h
11.1mph 17.9km/h
11.1mph 17.9km/h
Average wind speed gusts
16mph 25.7km/h
16.7mph 26.9km/h
16.3mph 26.2km/h
Average humidity
79%
81%
80%
Average rainfall
0.63" 16mm
0.55" 14mm
0.51" 13mm
Average rainfall days
4.7
3.8
3
Average snowfall
1.22" 31mm
2.28" 58mm
1.97" 50mm
Average snowfall days
5.3
8.4
7.1
Average daylight
9h 2min
9h 4min
10h 4min
Average sunshine
4h 5min
4h 2min
5h 1min
Average sunshine days
21.9
20.3
18.7
Average UV index
2
1
2
Average cloud cover
47%
52%
49%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Holt, IA

Average temperature in January - Holt, IA
  • Average high temperature in January: 29.3°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in January: 16°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16°F).

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Average pressure in January
Holt, IA

Average pressure in January - Holt, 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).

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Average wind speed in January
Holt, IA

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

The windiest months (with the highest average wind speed) are March and April (10.5mph).
The calmest month (with the lowest average wind speed) is July (7mph).

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Average humidity in January
Holt, IA

Average humidity in January - Holt, IA
  • Average humidity in January: 81%

The months with the highest relative humidity are January and June (81%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in January
Holt, IA

Average rainfall in January - Holt, IA
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is February (0.51").

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Average rainfall days in January
Holt, IA

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

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is February (3 days).

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Average snowfall in January
Holt, IA

Average snowfall in January - Holt, IA
  • Average snowfall in January: 2.28"

The month with the highest snowfall is January (2.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Holt, IA

Average snowfall days in January - Holt, IA
  • Average snowfall days in January: 8.4 days

The month with the highest number of snowfall days is January (8.4 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
Holt, IA

Average daylight in January / Average sunshine in January - Holt, 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 18min).

  • Average sunshine in January: 4h and 2min

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 24min).

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Average sunshine days in January
Holt, IA

Average sunshine days in January - Holt, IA
  • Average sunshine days in January: 20.3 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is May (12 days).

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Average UV index in January
Holt, IA

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

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

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Average cloud cover in January
Holt, IA

Average cloud cover in January - Holt, IA
  • Average cloud cover in January: 52

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and September (Cloud cover 29).

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Average visibility in January
Holt, IA

Average visibility in January - Holt, IA
  • 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).

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Holt, Iowa, USA

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