Kwajalein
Marshall Islands
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Kwajalein, Marshall Islands

April, the same as March, in Kwajalein, Marshall Islands, is another hot spring month, with temperature in the range of an average high of 30°C (86°F) and an average low of 25°C (77°F).

Temperature

January through May and December, with an average high-temperature of 30°C (86°F), are the coldest months.

Rainfall

In April, in Kwajalein, Marshall Islands, the rain falls for 18 days. Throughout April, 198mm (7.8") of precipitation is accumulated. Throughout the year, there are 224 rainfall days, and 2605mm (102.6") of precipitation is accumulated.

Sea temperature

January through May and December, with an average sea temperature of 28°C (82.4°F), are months with the coldest seawater in Kwajalein. For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In April, the average length of the day is 12.3h.

Sunshine

In Kwajalein, Marshall Islands, the average sunshine is 18h.

UV index

Months with the highest UV index are February through October, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an extreme health hazard from the exposure to the Sun's UV radiation for the average person.
The average daily UV index of 12 in April transform into the following instructions:
Practice all essential precautions. Protection against sun damage is crucial. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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. 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 coldest months in Kwajalein?

January through May and December, with an average high-temperature of 30°C (86°F), are the coldest months in Kwajalein.

What is the temperature in April in Kwajalein?

In April, in Kwajalein, the average high-temperature is 30°C (86°F), and the average low-temperature is 25°C (77°F).

How many days does it rain in April in Kwajalein?

In Kwajalein, in April, during 18 rainfall days, 198mm (7.8") of precipitation is typically accumulated.

When is the sea coldest in Kwajalein?

January through May and December, with an average sea temperature of 28°C (82.4°F), are months with the coldest seawater. For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the water temperature in April in Kwajalein?

In Kwajalein, the average seawater temperature in April is 28°C (82.4°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Kwajalein have in April?

In Kwajalein, the average length of the day in April is 12.3h.

How many hours of sunshine does Kwajalein have in April?

The average sunshine in April in Kwajalein is 18h.

When is the highest UV index in Kwajalein?

February through October, with an average maximum UV index of 12, are months with the highest UV index in Kwajalein, Marshall Islands.

What is the UV index intensity in April in Kwajalein?

The average daily maximum UV index in April in Kwajalein is 12. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in April - Kwajalein, Marshall Islands
  • Average high temperature in April: 30°C

Warmest months (with the highest average high temperature) are June, July, August, September, October and November (31°C).
Months with the lowest average high temperature are January, February, March, April, May and December (30°C).

  • Average low temperature in April: 25°C

Months with the highest average low temperature are January, February, March, April, May, June, July, August, September, October, November and December (25°C).
Coldest months (with the lowest average low temperature) are January, February, March, April, May, June, July, August, September, October, November and December (25°C).

Average rainfall in April - Kwajalein, Marshall Islands
  • Average rainfall in April: 198mm

The wettest month (with the highest rainfall) is October (282mm).
The driest month (with the lowest rainfall) is February (123mm).

Average rainfall days in April - Kwajalein, Marshall Islands
  • Average rainfall days in April: 18 days

The month with the highest number of rainy days is January (21 days).
The month with the lowest number of rainy days is June (16 days).

Average sea temperature in April - Kwajalein, Marshall Islands
  • Average sea temperature in April: 28°C

Best months for swimming (with the highest average sea temperature) are June, July, August, September, October and November (29°C).
Coldest months (with the lowest average sea temperature) are January, February, March, April, May and December (28°C).

Average daylight in April / Average sunshine in April - Kwajalein, Marshall Islands
  • Average daylight in April: 12.3h

Months with the longest days are June and July (Average daylight: 12.6h).
The month with shortest days is December (Average daylight: 11.6h).

  • Average sunshine in April: 18h

The month with most sunshine is January (Average sunshine: 21h).
The month with least sunshine is June (Average sunshine: 16h).

Average UV index in April - Kwajalein, Marshall Islands
  • Average UV index in April: 12

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).