January weather forecast
Erin, AL

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Weather in January

January, like December, in Erin, Alabama, is a cool winter month, with temperature in the range of an average low of 35.2°F (1.8°C) and an average high of 50.7°F (10.4°C).

Temperature

January is Erin's coldest month, registering average high temperatures of 50.7°F (10.4°C) and lows of 35.2°F (1.8°C).

Humidity

The average relative humidity in January in Erin is 75%.

Rainfall

In Erin, during January, the rain falls for 12.7 days and regularly aggregates up to 3.58" (91mm) of precipitation. Throughout the year, there are 184.6 rainfall days, and 42.6" (1082mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall in Erin. In January, it is snowing for 1.4 days. Throughout January, 0.55" (14mm) of snow is accumulated. In Erin, during the entire year, snow falls for 4.3 days and aggregates up to 1.85" (47mm) of snow.

Daylight

The average length of the day in January is 10h and 14min.
On the first day of the month, sunrise is at 6:47 am and sunset at 4:46 pm. On the last day of January, sunrise is at 6:40 am and sunset at 5:13 pm CST.

Sunshine

In Erin, Alabama, the average sunshine in January is 5.3h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 3 during January translates into these guidelines:
Ensure safety - Sun damage prevention is strongly urged. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

Erin's January weather reaches an average high of 50.7°F (10.4°C) and an average low of 35.2°F (1.8°C), making it the coldest month.

What are January temperatures in Erin?

The high-temperature during January is 50.7°F (10.4°C) and the low-temperature is 35.2°F (1.8°C).

What is the average humidity in January?

The average relative humidity in January is 75%.

How many days does it rain in January?

In Erin, in January, during 12.7 rainfall days, 3.58" (91mm) of precipitation is typically accumulated.

How many days does it snow in January?

In Erin, in January, snow falls for 1.4 days, with typically accumulated 0.55" (14mm) of snow.

How many hours of daylight does Erin have in January?

The average day length in January is 10h and 14min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 6:47 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 5:13 pm CST.

How many hours of sunshine does Erin have in January?

In January, the average sunshine duration is 5.3h.

When is the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3.

What is the UV index intensity in January?

The average daily maximum UV index in January is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Erin, AL

Average temperature in January - Erin, AL
  • Average high temperature in January: 50.7°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (50.7°F).

  • Average low temperature in January: 35.2°F

The months with the highest average low temperature are July and August (69.4°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

Average pressure in January
Erin, AL

Average pressure in January - Erin, AL
  • 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 (29.98"Hg).

Average wind speed in January
Erin, AL

Average wind speed in January - Erin, AL
  • Average wind speed in January: 7.5mph

The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

Average humidity in January
Erin, AL

Average humidity in January - Erin, AL
  • Average humidity in January: 75%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).

Average rainfall in January
Erin, AL

Average rainfall in January - Erin, AL
  • Average rainfall in January: 3.58"

The wettest month (with the highest rainfall) is August (4.37").
The driest month (with the least rainfall) is October (2.09").

Average rainfall days in January
Erin, AL

Average rainfall days in January - Erin, AL
  • Average rainfall days in January: 12.7 days

The month with the highest number of rainy days is July (24 days).
The month with the least rainy days is November (8.3 days).

Average snowfall in January
Erin, AL

Average snowfall in January - Erin, AL
  • Average snowfall in January: 0.55"

The month with the highest snowfall is December (0.67").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in January
Erin, AL

Average snowfall days in January - Erin, AL
  • Average snowfall days in January: 1.4 days

The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Erin, AL

Average daylight in January / Average sunshine in January - Erin, AL
  • Average daylight in January: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in January
Erin, AL

Average sunshine days in January - Erin, AL
  • Average sunshine days in January: 16 days

The months with the most sunshine days are October and November (19.7 days).
The month with the least sunshine days is July (5.6 days).

Average UV index in January
Erin, AL

Average UV index in January - Erin, AL
  • Average UV index in January: 3

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in January
Erin, AL

Average cloud cover in January - Erin, AL
  • Average cloud cover in January: 43

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are June and October (Cloud cover 31).

Average visibility in January
Erin, AL

Average visibility in January - Erin, AL
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

Erin, Alabama, USA

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