January weather forecast
Dana, IA

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Weather in January

January, the same as December, in Dana, Iowa, is a freezing cold winter month, with an average temperature fluctuating between 13.5°F (-10.3°C) and 26.8°F (-2.9°C).

Temperature

With average high temperatures of 26.8°F (-2.9°C) and lows of 13.5°F (-10.3°C), January is the coldest month.

Humidity

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

Rainfall

January is the month with the least rainfall. Rain falls for 3.8 days and accumulates 0.87" (22mm) of precipitation.

Snowfall

Months with snowfall in Dana are January through May, October through December. January is the month with the most snowfall. Snow falls for 9.8 days and accumulates 4.29" (109mm) of snow.

Daylight

In Dana, the average length of the day in January is 9h and 32min.
On the first day of the month, sunrise is at 7:45 am and sunset at 4:55 pm. On the last day of January, in Dana, sunrise is at 7:31 am and sunset at 5:29 pm CST.

Sunshine

January has the least sunshine of the year in Dana, with an average of 4.2h of sunshine.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 2 in January translates into this advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

What time of the year is the coldest in Dana?

The coldest period in Dana is January, when temperatures fluctuate between an average high of 26.8°F (-2.9°C) and a low of 13.5°F (-10.3°C).

How cold is it in Dana in January?

The average high-temperature, in January, in Dana, is 26.8°F (-2.9°C), while the average low-temperature is 13.5°F (-10.3°C).

What is the most humid month in Dana?

The most humid month in Dana, Iowa, is January, with an average relative humidity of 84%.

What is the average humidity in January in Dana?

In January, the average relative humidity in Dana is 84%.

What is the driest month in Dana?

January is the month with the least rainfall in Dana, Iowa. Rain falls for 3.8 days and accumulates 0.87" (22mm) of precipitation.

How much does it rain in Dana in January?

In January, the rain falls for 3.8 days. Throughout January, 0.87" (22mm) of precipitation is accumulated.

What is the snowiest month in Dana?

The month with the most snowfall is January, when snow falls for 9.8 days and typically aggregates up to 4.29" (109mm) of snow.

How many days does it snow in January in Dana?

In Dana, Iowa, during January, snow falls for 9.8 days and regularly aggregates up to 4.29" (109mm) of snow.

How many hours of daylight does Dana have in January?

The average day length in January in Dana, Iowa, is 9h and 32min.

When is the sunrise / sunset in January in Dana?

On the first day of January in Dana, sunrise is at 7:45 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:29 pm CST.

What is the month with the least sunshine in Dana?

The month with the least sunshine in Dana is January, with an average of 4.2h of sunshine.

How many hours of sunshine does Dana have in January?

In Dana, the average sunshine duration in January is 4.2h.

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

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Dana, Iowa.

What is the UV index reading in January in Dana?

In Dana, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
32°F 0°C
26.8°F -2.9°C
30.6°F -0.8°C
Average low temperature
21°F -6.1°C
13.5°F -10.3°C
16.9°F -8.4°C
Average pressure
30.12" 765mmHg
30.16" 766mmHg
30.14" 766mmHg
Average wind speed
10.2mph 16.4km/h
10.6mph 17.1km/h
10.5mph 16.9km/h
Average max. wind speed
10.9mph 17.5km/h
11.3mph 18.2km/h
11.2mph 18km/h
Average wind speed gusts
16.2mph 26.1km/h
17mph 27.4km/h
16.5mph 26.6km/h
Average humidity
80%
84%
82%
Average rainfall
1.34" 34mm
0.87" 22mm
1.02" 26mm
Average rainfall days
4.8
3.8
3.4
Average snowfall
2.64" 67mm
4.29" 109mm
3.66" 93mm
Average snowfall days
8.3
9.8
8.8
Average daylight
9h 1min
9h 3min
10h 4min
Average sunshine
4h 4min
4h 1min
4h 5min
Average sunshine days
18.8
18.1
16.5
Average UV index
2
2
2
Average cloud cover
50%
55%
51%
Average visibility
6mi 9.7km
5mi 8km
6mi 9.7km

Average temperature in January
Dana, IA

Average temperature in January - Dana, IA
  • Average high temperature in January: 26.8°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (26.8°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).

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Average pressure in January
Dana, IA

Average pressure in January - Dana, 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
Dana, IA

Average wind speed in January - Dana, IA
  • Average wind speed in January: 10.6mph

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).

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Average humidity in January
Dana, IA

Average humidity in January - Dana, 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 (69%).

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Average rainfall in January
Dana, IA

Average rainfall in January - Dana, IA
  • Average rainfall in January: 0.87"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is January (0.87").

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Average rainfall days in January
Dana, IA

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

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (3.4 days).

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Average snowfall in January
Dana, IA

Average snowfall in January - Dana, IA
  • Average snowfall in January: 4.29"

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Dana, IA

Average snowfall days in January - Dana, IA
  • Average snowfall days in January: 9.8 days

The month with the highest number of snowfall days is January (9.8 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
Dana, IA

Average daylight in January / Average sunshine in January - Dana, 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: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in January
Dana, IA

Average sunshine days in January - Dana, IA
  • Average sunshine days in January: 18.1 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is June (11.1 days).

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Average UV index in January
Dana, IA

Average UV index in January - Dana, IA
  • Average UV index in January: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in January
Dana, IA

Average cloud cover in January - Dana, IA
  • Average cloud cover in January: 55

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July and September (Cloud cover 30).

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Average visibility in January
Dana, IA

Average visibility in January - Dana, 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).

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Dana, Iowa, USA

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