January weather forecast
Hamlin, IA

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Weather in January

January, like December, is a freezing cold winter month in Hamlin, Iowa, with an average temperature varying between 14.2°F (-9.9°C) and 27.5°F (-2.5°C).

Temperature

In Hamlin, Iowa, January records the lowest average temperatures, peaking at 27.5°F (-2.5°C) and reaching a low of 14.2°F (-9.9°C).

Humidity

January is the most humid month, with an average relative humidity of 83%.

Rainfall

January is the month with the least rainfall in Hamlin. Rain falls for 4.6 days and accumulates 0.75" (19mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Hamlin, in January, during 10 snowfall days, 2.83" (72mm) of snow is typically accumulated. Throughout the year, there are 38 snowfall days, and 12.72" (323mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 34min.
On the first day of January in Hamlin, Iowa, sunrise is at 7:46 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:33 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 4.3h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Hamlin. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, the UV index of 2 transforms into the following advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in Hamlin?

The coldest temperatures in Hamlin occur during January, when averages reach a peak of 27.5°F (-2.5°C) and a low of 14.2°F (-9.9°C).

How cold is January in Hamlin?

In January, the average high-temperature and low-temperature are 27.5°F (-2.5°C) and 14.2°F (-9.9°C) respectively.

What is the most humid month in Hamlin?

January is the most humid month, with an average relative humidity of 83%.

What is the average humidity in January in Hamlin?

The average relative humidity in January is 83%.

What is the driest month in Hamlin?

The month with the least rainfall in Hamlin is January, when the rain falls for 4.6 days and typically collects 0.75" (19mm) of precipitation.

How much does it rain in Hamlin in January?

In January, in Hamlin, Iowa, the rain falls for 4.6 days. Throughout January, 0.75" (19mm) of precipitation is accumulated.

How many days does it snow in January in Hamlin?

In Hamlin, Iowa, in January, during 10 snowfall days, 2.83" (72mm) of snow is typically accumulated.

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

The average day length in January in Hamlin is 9h and 34min.

What time are sunrise and sunset in January in Hamlin?

In January, on the first day of the month, sunrise is at 7:46 am and sunset at 4:59 pm. On the last day of the month, in Hamlin, sunrise is at 7:32 am and sunset at 5:33 pm CST.

What is the month with the least sunshine in Hamlin?

January has the least sunshine of the year in Hamlin, Iowa, with an average of 4.3h of sunshine.

How many hours of sunshine does Hamlin have in January?

In January, the average sunshine duration in Hamlin, Iowa, is 4.3h.

When is the lowest UV index in Hamlin?

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

How high is the UV index in January in Hamlin?

The average daily maximum UV index in January in Hamlin, Iowa, is 2. A UV Index of 2, and less, symbolizes 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
Hamlin, IA

Average temperature in January - Hamlin, IA
  • Average high temperature in January: 27.5°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (27.5°F).

  • Average low temperature in January: 14.2°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).

Average pressure in January
Hamlin, IA

Average pressure in January - Hamlin, 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
Hamlin, IA

Average wind speed in January - Hamlin, IA
  • Average wind speed in January: 10.5mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).

Average humidity in January
Hamlin, IA

Average humidity in January - Hamlin, IA
  • Average humidity in January: 83%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (69%).

Average rainfall in January
Hamlin, IA

Average rainfall in January - Hamlin, IA
  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is June (4.02").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days in January
Hamlin, IA

Average rainfall days in January - Hamlin, IA
  • Average rainfall days in January: 4.6 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in January
Hamlin, IA

Average snowfall in January - Hamlin, IA
  • Average snowfall in January: 2.83"

The month with the highest snowfall is February (3.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Hamlin, IA

Average snowfall days in January - Hamlin, IA
  • Average snowfall days in January: 10 days

The month with the highest number of snowfall days is January (10 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 2min

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 18min).

Average sunshine days in January
Hamlin, IA

Average sunshine days in January - Hamlin, IA
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is June (10.3 days).

Average UV index in January
Hamlin, IA

Average UV index in January - Hamlin, 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, November and December (UV index 2).

Average cloud cover in January
Hamlin, IA

Average cloud cover in January - Hamlin, IA
  • Average cloud cover in January: 53

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in January
Hamlin, IA

Average visibility in January - Hamlin, 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).

Hamlin, Iowa, USA

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