Midway Atoll
Midway Island, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Midway Atoll, Midway Island, USA

January, like December, is an agreeable winter month in Midway Atoll, Midway Island, with average temperature ranging between max 70°F (21.1°C) and min 62.1°F (16.7°C).

Temperature

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

Rainfall

January is the month with the most rainfall. 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: 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 10.6h.

Sunshine

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

UV index

January and December, with an average maximum UV index of 5, are months with the lowest UV index in Midway Atoll. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What are the coldest months in Midway Atoll?

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

What is the temperature in January in Midway Atoll?

In Midway Atoll, Midway Island, in January, the average high-temperature is 70°F (21.1°C), and the average low-temperature is 62.1°F (16.7°C).

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.

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.

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 Midway Atoll, Midway Island, the average seawater temperature in January 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 Midway Atoll, the average length of the day in January is 10.6h.

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

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

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

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

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

Months with the lowest UV index are January and December, with an average maximum UV index of 5.

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

In Midway Atoll, Midway Island, 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 the Sun's UV rays.
Average temperature in January - Midway Atoll, Midway Island, USA
  • Average high temperature in January: 70°F

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

  • Average low temperature in January: 62°F

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

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 lowest rainfall) is June (2.2").

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

Months with the highest number of rainy days are January and December (16 days).
Months with the lowest number of rainy days are May and June (9 days).

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

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

Average daylight in January / Average sunshine in January - Midway Atoll, Midway Island, USA
  • Average daylight in January: 10.6h

The month with the longest days is June (Average daylight: 13.9h).
The month with shortest days is December (Average daylight: 10.4h).

  • Average sunshine in January: 14h

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

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

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