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

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

August, the last month of the summer, in Midway Atoll, is another warm month, with average temperature ranging between min 75°F (23.9°C) and max 84°F (28.9°C).

Temperature

August and September, with an average high-temperature of 84°F (28.9°C), are the warmest months.

Rainfall

In Midway Atoll, it is raining for 15 days, with typically 4.3" (109.2mm) of accumulated precipitation. Throughout the year, in Midway Atoll, there are 160 rainfall days, and 41.3" (1048.9mm) of precipitation is accumulated.

Ocean temperature

August and September, with an average ocean temperature of 80.6°F (27°C), are months with the warmest seawater.
Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In Midway Atoll, the average length of the day is 13.1h.

Sunshine

The average sunshine in Midway Atoll is 17h.

UV index

Months with the highest UV index are June through August, with an average maximum UV index of 11. A UV Index of 11, and more, symbolizes an ultimate health vulnerability from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 11 transform into the following instructions:
Take all necessary precautions, as unprotected skin can burn in minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What are the warmest months in Midway Atoll?

August and September, with an average high-temperature of 84°F (28.9°C), are warmest months.

What is the temperature in August in Midway Atoll?

In August, in Midway Atoll, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 75°F (23.9°C).

How much does it rain in Midway Atoll in August?

In Midway Atoll, in August, it is raining for 15 days, with typically 4.3" (109.2mm) of accumulated precipitation.

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

August and September, with an average ocean temperature of 80.6°F (27°C), are months with the warmest seawater in Midway Atoll, Midway Island.

How warm is the water in August in Midway Atoll?

In Midway Atoll, Midway Island, in August, the average water temperature is 80.6°F (27°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

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

In August, the average length of the day in Midway Atoll is 13.1h.

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

In August, the average sunshine in Midway Atoll is 17h.

When is the highest UV index in Midway Atoll?

June through August, with an average maximum UV index of 11, are months with the highest UV index in Midway Atoll.

What is the UV index intensity in August in Midway Atoll?

In Midway Atoll, the average daily maximum UV index in August is 11. A UV Index estimate of 11, and higher, represents an extreme health threat from unsafe exposure to the Sun's UV rays.
Average temperature in August - Midway Atoll, Midway Island, USA
  • Average high temperature in August: 28.9°C

Warmest months (with the highest average high temperature) are August and September (28.9°C).
Months with the lowest average high temperature are January and February (21.1°C).

  • Average low temperature in August: 23.9°C

Months with the highest average low temperature are July, August and September (23.9°C).
Coldest months (with the lowest average low temperature) are January and February (16.7°C).

Average rainfall in August - Midway Atoll, Midway Island, USA
  • Average rainfall in August: 109.2mm

The wettest month (with the highest rainfall) is January (127mm).
The driest month (with the lowest rainfall) is June (55.9mm).

Average rainfall days in August - Midway Atoll, Midway Island, USA
  • Average rainfall days in August: 15 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 August - Midway Atoll, Midway Island, USA
  • Average sea temperature in August: 27°C

Best months for swimming (with the highest average sea temperature) are August and September (27°C).
Coldest months (with the lowest average sea temperature) are January, February and March (20°C).

Average daylight in August / Average sunshine in August - Midway Atoll, Midway Island, USA
  • Average daylight in August: 13.1h

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 August: 17h

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 August - Midway Atoll, Midway Island, USA
  • Average UV index in August: 11

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).