January weather forecast
Buffalo, IA

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Weather in January

January, like December, is another subzero cold winter month in Buffalo, Iowa, with an average temperature ranging between max 28.2°F (-2.1°C) and min 16.2°F (-8.8°C).

Temperature

In Buffalo, January is the month with the lowest recorded average temperatures, measuring a high of 28.2°F (-2.1°C) and a low of 16.2°F (-8.8°C).

Humidity

January and July, with an average relative humidity of 83%, are the most humid months.

Rainfall

In Buffalo, during January, the rain falls for 4.2 days and regularly aggregates up to 0.79" (20mm) of precipitation. In Buffalo, during the entire year, the rain falls for 128 days and collects up to 19.29" (490mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Buffalo. In Buffalo, in January, snow falls for 10.3 days, with typically accumulated 2.28" (58mm) of snow. Throughout the year, there are 35.4 snowfall days, and 8.35" (212mm) of snow is accumulated.

Daylight

In Buffalo, the average length of the day in January is 9h and 35min.
On the first day of January, sunrise is at 7:29 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:17 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 4h of sunshine.

UV index

January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: During January, 1 as the daily maximum UV index converts into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

The lowest temperatures are recorded in January, with averages reaching a high of 28.2°F (-2.1°C) and a low of 16.2°F (-8.8°C).

How cold is January?

January temperatures vary between a high-temperature of 28.2°F (-2.1°C) and a low-temperature of 16.2°F (-8.8°C).

What is the most humid month?

January and July, with an average relative humidity of 83%, are most humid months.

What is the average humidity in January?

In Buffalo, the average relative humidity in January is 83%.

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.

How many days does it snow in January?

In Buffalo, during January, snow falls for 10.3 days and regularly aggregates up to 2.28" (58mm) of snow.

What is the average length of the day in January?

In Buffalo, the average day length in January is 9h and 35min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:29 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:17 pm CST.

What is the month with the least sunshine?

With an average of 4h of sunshine, January has the least sunshine of the year.

How many hours of sunshine does Buffalo have in January?

In Buffalo, the average sunshine duration in January is 4h.

What is the month with the lowest UV index?

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

How high is the UV index in January?

In Buffalo, the average daily maximum UV index in January is 1. A UV Index value 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
Buffalo, IA

Average temperature in January - Buffalo, IA
  • Average high temperature in January: 28.2°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in January: 16.2°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in January
Buffalo, IA

Average pressure in January - Buffalo, IA
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in January
Buffalo, IA

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

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in January
Buffalo, IA

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

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Buffalo, IA

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

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is December (0.75").

Average rainfall days in January
Buffalo, IA

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

The month with the highest number of rainy days is June (17 days).
The month with the least rainy days is January (4.2 days).

Average snowfall in January
Buffalo, IA

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

The month with the highest snowfall is February (2.52").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Buffalo, IA

Average snowfall days in January - Buffalo, IA
  • Average snowfall days in January: 10.3 days

The month with the highest number of snowfall days is January (10.3 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
Buffalo, IA

Average daylight in January / Average sunshine in January - Buffalo, 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 12min).

  • Average sunshine in January: 4h and 0min

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 0min).

Average sunshine days in January
Buffalo, IA

Average sunshine days in January - Buffalo, IA
  • Average sunshine days in January: 17.8 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in January
Buffalo, IA

Average UV index in January - Buffalo, 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
Buffalo, IA

Average cloud cover in January - Buffalo, 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 August (Cloud cover 29).

Average visibility in January
Buffalo, IA

Average visibility in January - Buffalo, 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).

Buffalo, Iowa, USA

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