January weather forecast
Midway Atoll, Midway Island, USA

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Weather in January

Weather in Midway Atoll in January introduces the year with temperatures ranging from 62°F (16.7°C) to 70°F (21.1°C). This month experiences relatively high rainfall with up to 5" (127mm) of precipitation. The frequent rainfall during this period keeps the atmosphere cool and the feeling of winter slightly lingers. Despite this, the sea remains agreeable with mild temperatures. As the month progresses, changes in weather patterns start making it drier and a little warmer, transitioning to the conditions experienced in February.

Temperature

Midway Atoll experiences its coldest period in January and February, averaging a high-temperature of 70°F (21.1°C).

Rainfall

January is the month with the most rainfall in Midway Atoll. Rain falls for 16 days and accumulates 5" (127mm) of precipitation.

Ocean temperature

January through March, with an average ocean temperature of 68°F (20°C), are months with the coldest seawater.
Note: Most people find it challenging to enjoy swimming in water that is 68°F (20°C). As water temperature falls below 69.8°F (21°C), controlling breathing grows increasingly difficult.

Daylight

In January, the average length of the day is 10h and 35min.
On the first day of January, sunrise is at 7:41 am and sunset at 6:04 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 6:28 pm SST.

Sunshine

January and February, with an average of 14h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index in Midway Atoll, Midway Island, are January and December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In January, the maximum UV index of 5 translates into these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What are the coldest months in Midway Atoll?

During January and February, Midway Atoll experiences its coldest period, with an average high-temperature of 70°F (21.1°C).

What is the average January temperature in Midway Atoll?

The high-temperature during January is 70°F (21.1°C) and the low-temperature is 62.1°F (16.7°C).

What is the rainiest month in Midway Atoll?

The month with the most rainfall is January, when the rain falls for 16 days and typically aggregates up to 5" (127mm) of precipitation.

How many days does it rain in January in Midway Atoll?

In Midway Atoll, during January, the rain falls for 16 days and regularly aggregates up to 5" (127mm) of precipitation.

When is the ocean coldest in Midway Atoll?

January through March, with an average ocean temperature of 68°F (20°C), are months with the coldest seawater.

What is the ocean temperature in January in Midway Atoll?

In January, the average ocean temperature in Midway Atoll, Midway Island, is 68°F (20°C). Swimming in 68°F (20°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

What is the average length of the day in January in Midway Atoll?

In January, the average day length is 10h and 35min.

When are sunrise and sunset in January in Midway Atoll?

On the first day of January in Midway Atoll, sunrise is at 7:41 am and sunset at 6:04 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 6:28 pm SST.

What is the month with the least sunshine in Midway Atoll?

The months with the least sunshine in Midway Atoll are January and February, with an average of 14h of sunshine.

How long on average sun shines in January in Midway Atoll?

The average sunshine duration in January is 14h.

What is the month with the lowest UV index in Midway Atoll?

January and December, with an average maximum UV index of 5, are months with the lowest UV index in Midway Atoll.

What is the UV index reading in January in Midway Atoll?

The average daily maximum UV index in January is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
73°F 22.8°C
70°F 21.1°C
70°F 21.1°C
Average low temperature
65°F 18.3°C
62°F 16.7°C
62°F 16.7°C
Average rainfall
4.1" 104mm
5" 127mm
3.8" 97mm
Average rainfall days
16
16
14
Average sea temperature
72°F 22.2°C
68°F 20°C
68°F 20°C
Average daylight
10h 2min
10h 4min
11h 1min
Average sunshine
15h
14h
14h
Average UV index
5
5
7

Average temperature in January
Midway Atoll, Midway Island, USA

Average temperature in January - Midway Atoll, Midway Island, USA
  • Average high temperature in January: 70°F

The warmest months (with the highest average high temperature) are August and September (84°F).
The months with the lowest average high temperature are January and February (70°F).

  • Average low temperature in January: 62°F

The months with the highest average low temperature are July, August and September (75°F).
The coldest months (with the lowest average low temperature) are January and February (62°F).

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Average rainfall in January
Midway Atoll, Midway Island, USA

Average rainfall in January - Midway Atoll, Midway Island, USA
  • Average rainfall in January: 5"

The wettest month (with the highest rainfall) is January (5").
The driest month (with the least rainfall) is June (2.2").

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Average rainfall days in January
Midway Atoll, Midway Island, USA

Average rainfall days in January - Midway Atoll, Midway Island, USA
  • Average rainfall days in January: 16 days

The months with the highest number of rainy days are January and December (16 days).
The months with the least rainy days are May and June (9 days).

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Average sea temperature in January
Midway Atoll, Midway Island, USA

Average sea temperature in January - Midway Atoll, Midway Island, USA
  • Average sea temperature in January: 68°F

The best months for swimming (with the highest average sea temperature) are August and September (81°F).
The coldest months (with the lowest average sea temperature) are January, February and March (68°F).

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Average daylight in January /
Average sunshine in January
Midway Atoll, Midway Island, USA

Average daylight in January / Average sunshine in January - Midway Atoll, Midway Island, USA
  • Average daylight in January: 10h and 4min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in January: 14h

The months with the most sunshine are July, September and October (Average sunshine: 18h).
The months with the least sunshine are January and February (Average sunshine: 14h).

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Average UV index in January
Midway Atoll, Midway Island, USA

Average UV index in January - Midway Atoll, Midway Island, USA
  • Average UV index in January: 5

The months with the highest UV index are June, July and August (UV index 11).
The months with the lowest UV index are January and December (UV index 5).

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Midway Atoll, Midway Island, USA

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