January weather forecast
Hamburg, IA

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Weather in January

January, at the start of the year, brings the chill of winter to Hamburg, Iowa. The low temperatures often dipping to 18.1°F (-7.7°C), coupled with high humidity, can create thick ground fog distorting visibility. The frosting of the landscape with 3.07" (78mm) of snow that January typically receives only adds to the winter scenery. January does not have its extreme temperatures without its fair share of sunshine, with daylight hours gradually extending as the month progresses.

Temperature

January, known for its average high temperature of 32°F (0°C) and an average low temperature of 18.1°F (-7.7°C), is the coldest month.

Humidity

The most humid month is January, with an average relative humidity of 78%.

Rainfall

In Hamburg, during January, the rain falls for 4.2 days and regularly aggregates up to 0.79" (20mm) of precipitation. In Hamburg, during the entire year, the rain falls for 125.7 days and collects up to 26.73" (679mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 7.8 days and accumulates 3.07" (78mm) of snow.

Daylight

In Hamburg, the average length of the day in January is 9h and 40min.
On the first day of January, sunrise is at 7:46 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:38 pm CST.

Sunshine

The month with the least sunshine is January, 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 value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 2 in January translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January stands out as Hamburg's coldest month, with an average high-temperature of 32°F (0°C) and a low-temperature of 18.1°F (-7.7°C).

How cold is January?

In Hamburg, in January, the average high-temperature is 32°F (0°C), and the average low-temperature is 18.1°F (-7.7°C).

What is the most humid month in Hamburg?

January is the most humid month, with an average relative humidity of 78%.

What is the average humidity in January?

In Hamburg, the average relative humidity in January is 78%.

How many days does it rain in January?

In January, the rain falls for 4.2 days. Throughout January, 0.79" (20mm) of precipitation is accumulated.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 7.8 days and typically aggregates up to 3.07" (78mm) of snow.

How much does it snow in January?

In Hamburg, Iowa, in January, snow falls for 7.8 days, with typically accumulated 3.07" (78mm) of snow.

What is the average length of the day in January?

In January, the average day length is 9h and 40min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:46 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:38 pm CST.

What is the month with the least sunshine?

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

How long on average sun shines in January?

The average sunshine duration in January is 4.9h.

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

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

What is the UV index reading in January?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
Average high temperature
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
Hamburg, IA

Average temperature in January - Hamburg, IA
  • Average high temperature in January: 32°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in January: 18.1°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

Average pressure in January
Hamburg, IA

Average pressure in January - Hamburg, IA
  • 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 (29.86"Hg).

Average wind speed in January
Hamburg, IA

Average wind speed in January - Hamburg, IA
  • Average wind speed in January: 9.9mph

The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in January
Hamburg, IA

Average humidity in January - Hamburg, IA
  • Average humidity in January: 78%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is October (66%).

Average rainfall in January
Hamburg, IA

Average rainfall in January - Hamburg, IA
  • Average rainfall in January: 0.79"

The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is February (0.67").

Average rainfall days in January
Hamburg, IA

Average rainfall days in January - Hamburg, IA
  • Average rainfall days in January: 4.2 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is February (3.6 days).

Average snowfall in January
Hamburg, IA

Average snowfall in January - Hamburg, IA
  • Average snowfall in January: 3.07"

The month with the highest snowfall is January (3.07").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Hamburg, IA

Average snowfall days in January - Hamburg, IA
  • Average snowfall days in January: 7.8 days

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Hamburg, IA
  • Average daylight in January: 9h and 4min

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

  • Average sunshine in January: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in January
Hamburg, IA

Average sunshine days in January - Hamburg, IA
  • Average sunshine days in January: 19.8 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in January
Hamburg, IA

Average UV index in January - Hamburg, IA
  • 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
Hamburg, IA

Average cloud cover in January - Hamburg, IA
  • Average cloud cover in January: 46

The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in January
Hamburg, IA

Average visibility in January - Hamburg, 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).

Hamburg, Iowa, USA

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