January weather forecast
Dauphin Island, AL

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The scenic Dauphin Island in Alabama
The scenic Dauphin Island in Alabama

Weather in January

Dauphin Island, Alabama, starts the year mildly and damp. Cooler temperatures dominate with average highs peaking at 59°F (15°C) while lows can fall to 47.3°F (8.5°C). The month sees an appreciable amount of rain, including an average of 11.1 days of rainfall. Weather patterns transition from what is felt in December, with noticeably cooler temperatures. As one navigates through January, anticipate both variations in temperature and relative changes in precipitation.

Temperature

In Dauphin Island, the month of January is known for its lowest average temperatures, reaching a high of 59°F (15°C) and a low of 47.3°F (8.5°C).

Humidity

In Dauphin Island, the average relative humidity in January is 74%.

Rainfall

In Dauphin Island, in January, during 11.1 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. Throughout the year, there are 183.1 rainfall days, and 45.94" (1167mm) of precipitation is accumulated.

Snowfall

January is the only month when snow falls. January is the month with the most snowfall. Snow falls for 0.1 days and accumulates 0.12" (3mm) of snow.

Ocean temperature

January is the month with the coldest seawater, with an average ocean temperature of 58.6°F (14.8°C).
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

In Dauphin Island, the average length of the day in January is 10h and 28min.
On the first day of the month, sunrise is at 6:48 am and sunset at 5:02 pm. On the last day of January, sunrise is at 6:43 am and sunset at 5:27 pm CST.

Sunshine

In January, the average sunshine is 5.8h.

UV index

January and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum UV index of 4 in January translates into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

What is the coldest time of year?

Temperature readings reach their annual highs in January, averaging 59°F (15°C) and a minimum average of 47.3°F (8.5°C).

What is the temperature in January?

During January, Dauphin Island experiences an average high-temperature of 59°F (15°C) and a low-temperature of 47.3°F (8.5°C).

What is the average humidity in January?

In January, the average relative humidity is 74%.

How many days does it rain in January?

In January, the rain falls for 11.1 days. Throughout January, 2.64" (67mm) of precipitation is accumulated.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 0.1 days and accumulates 0.12" (3mm) of snow.

When does it start to snow in Dauphin Island?

January is the first month it typically snows. Throughout January, in the average 0.1 snowfall days, it receives 0.12" (3mm) of snow.

What is the month with the coldest ocean in Dauphin Island?

January is the month with the coldest seawater, with an average ocean temperature of 58.6°F (14.8°C).

What is the ocean temperature in January in Dauphin Island?

In January, the average ocean temperature is 58.6°F (14.8°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

What is the average length of the day in January?

The average day length in January is 10h and 28min.

When is the sunrise / sunset in January in Dauphin Island?

On the first day of January, sunrise is at 6:48 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 5:27 pm CST.

How long on average sun shines in January in Dauphin Island?

In January, the average sunshine duration is 5.8h.

When is the lowest UV index?

The months with the lowest UV index in Dauphin Island are January and December, with an average maximum UV index of 4.

What is the UV index intensity in January?

The average daily maximum UV index in January is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Dauphin Island, AL

Average temperature in January - Dauphin Island, AL
  • Average high temperature in January: 59°F

The warmest month (with the highest average high temperature) is August (88.7°F).
The month with the lowest average high temperature is January (59°F).

  • Average low temperature in January: 47.3°F

The month with the highest average low temperature is August (78.8°F).
The coldest month (with the lowest average low temperature) is January (47.3°F).

Average pressure in January
Dauphin Island, AL

Average pressure in January - Dauphin Island, AL
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in January
Dauphin Island, AL

Average wind speed in January - Dauphin Island, AL
  • Average wind speed in January: 9.5mph

The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in January
Dauphin Island, AL

Average humidity in January - Dauphin Island, AL
  • Average humidity in January: 74%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Dauphin Island, AL

Average rainfall in January - Dauphin Island, AL
  • Average rainfall in January: 2.64"

The wettest month (with the highest rainfall) is August (6.89").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days in January
Dauphin Island, AL

Average rainfall days in January - Dauphin Island, AL
  • Average rainfall days in January: 11.1 days

The month with the highest number of rainy days is July (25.3 days).
The month with the least rainy days is November (8.4 days).

Average snowfall in January
Dauphin Island, AL

Average snowfall in January - Dauphin Island, AL
  • Average snowfall in January: 0.12"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in January
Dauphin Island, AL

Average snowfall days in January - Dauphin Island, AL
  • Average snowfall days in January: 0.1 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average sea temperature in January
Dauphin Island, AL

Average sea temperature in January - Dauphin Island, AL
  • Average sea temperature in January: 58.7°F

The best month for swimming (with the highest average sea temperature) is August (86.6°F).
The coldest month (with the lowest average sea temperature) is January (58.7°F).

Average daylight in January /
Average sunshine in January
Dauphin Island, AL

Average daylight in January / Average sunshine in January - Dauphin Island, AL
  • Average daylight in January: 10h and 3min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in January: 5h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The months with the least sunshine are February and December (Average sunshine: 5h and 30min).

Average sunshine days in January
Dauphin Island, AL

Average sunshine days in January - Dauphin Island, AL
  • Average sunshine days in January: 17.9 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (3.9 days).

Average UV index in January
Dauphin Island, AL

Average UV index in January - Dauphin Island, AL
  • Average UV index in January: 4

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in January
Dauphin Island, AL

Average cloud cover in January - Dauphin Island, AL
  • Average cloud cover in January: 36

The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 22).

Average visibility in January
Dauphin Island, AL

Average visibility in January - Dauphin Island, AL
  • 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).

Dauphin Island, Alabama, USA

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