January weather forecast
Midway Atoll, Midway Island, USA

Weather in January

January, the same as December, in Midway Atoll, Midway Island, is another pleasant winter month, with an average temperature varying between 70°F (21.1°C) and 62.1°F (16.7°C).

Temperature

The coldest months are January and February, with an average high-temperature of 70°F (21.1°C).

Rainfall

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

Ocean temperature

The months with the coldest seawater are January through March, with an average ocean temperature of 68°F (20°C).
Note: For swimming, a surface water temperature of 68°F (20°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In Midway Atoll, the average length of the day in January is 10h and 35min.
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.

Sunshine

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

UV index

January and December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 5 in January transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What are the coldest months in Midway Atoll?

January and February, with an average high-temperature of 70°F (21.1°C), are the coldest months in Midway Atoll, Midway Island.

What is the temperature in January in Midway Atoll?

The average high-temperature, in January, is 70°F (21.1°C), while the average low-temperature is 62.1°F (16.7°C).

What is the rainiest month in Midway Atoll?

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

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

In Midway Atoll, in January, during 16 rainfall days, 5" (127mm) of precipitation is typically accumulated.

What are the months with the coldest ocean in Midway Atoll?

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

How cold is the water in January in Midway Atoll?

In January, the average ocean temperature in Midway Atoll, Midway Island, is 68°F (20°C). For swimming, a surface water temperature of 68°F (20°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as 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 in Midway Atoll is 10h and 35min.

When is the sunrise / 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 are the months with the least sunshine in Midway Atoll?

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

How many hours of sunshine does Midway Atoll have in January?

In Midway Atoll, Midway Island, the average sunshine duration in January is 14h.

What are the months with the lowest UV index in Midway Atoll?

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

How high is the UV index in January in Midway Atoll?

In January, the average daily maximum UV index in Midway Atoll is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average rainfall days
Average sunshine
Average UV index

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 35min

The month with the longest days is June (Average daylight: 13h and 55min).
The month with the shortest days is December (Average daylight: 10h and 23min).

  • 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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