April weather forecast
Hagåtña, GU

Weather in April

April, the same as March, is another warm spring month in Hagåtña, Guam, with an average temperature fluctuating between 81.1°F (27.3°C) and 82.9°F (28.3°C).

Temperature

In Hagåtña, the average high-temperature in April is essentially the same as in March - a still warm 82.9°F (28.3°C). In April, the average low-temperature is 81.1°F (27.3°C).

Heat index

The average heat index in April is appraised at a tropical 91.4°F (33°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'real feel', 'apparent temperature', or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (clothing, pregnancy, differences in body mass, height, and shape), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The months with the highest humidity in Hagåtña are January, March through May, October through December, with an average relative humidity of 78%.

Rainfall

In Hagåtña, it is raining for 19.3 days, with typically 2.44" (62mm) of accumulated precipitation. In Hagåtña, Guam, during the entire year, the rain falls for 288.5 days and collects up to 60.08" (1526mm) of precipitation.

Ocean temperature

In Hagåtña, the average seawater temperature in April is 82.9°F (28.3°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in April is 12h and 26min.
On the first day of April, sunrise is at 6:17 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 6:36 pm ChST.

Sunshine

In April, the average sunshine in Hagåtña, Guam, is 8.5h.

UV index

The months with the highest UV index in Hagåtña are January through August, October through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 7 in April transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in Hagåtña?

In Hagåtña, Guam, in April, the average high-temperature is 82.9°F (28.3°C), and the average low-temperature is 81.1°F (27.3°C). in April, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 91.4°F (33°C).

What are the most humid months in Hagåtña?

The months with the highest humidity in Hagåtña, Guam, are January, March through May, October through December, with an average relative humidity of 78%.

What is the average humidity in April in Hagåtña?

In Hagåtña, the average relative humidity in April is 78%.

How many days does it rain in April in Hagåtña?

In Hagåtña, in April, it is raining for 19.3 days, with typically 2.44" (62mm) of accumulated precipitation.

How warm is the water in April in Hagåtña?

In Hagåtña, the average seawater temperature in April is 82.9°F (28.3°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in April in Hagåtña?

In Hagåtña, the average day length in April is 12h and 26min.

When is the sunrise / sunset in April in Hagåtña?

On the first day of April in Hagåtña, Guam, sunrise is at 6:17 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 6:36 pm ChST.

How many hours of sunshine does Hagåtña have in April?

In April, the average sunshine duration is 8.5h.

When is the highest UV index in Hagåtña?

The months with the highest UV index in Hagåtña are January through August, October through December, with an average maximum UV index of 7.

How high is the UV index in April in Hagåtña?

In Hagåtña, Guam, the average daily maximum UV index in April is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.

Average temperature in April
Hagåtña, GU

Average temperature in April - Hagåtña, GU
  • Average high temperature in April: 82.9°F

The warmest months (with the highest average high temperature) are July and August (84.7°F).
The month with the lowest average high temperature is February (81.7°F).

  • Average low temperature in April: 81.1°F

The month with the highest average low temperature is June (83.3°F).
The coldest month (with the lowest average low temperature) is February (79.7°F).

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Average pressure in April
Hagåtña, GU

Average pressure in April - Hagåtña, GU
  • Average pressure in April: 29.86"Hg

The month with the highest atmospheric pressure is February (29.88"Hg).
The months with the lowest atmospheric pressure are August, September and October (29.79"Hg).

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Average wind speed in April
Hagåtña, GU

Average wind speed in April - Hagåtña, GU
  • Average wind speed in April: 13.7mph

The windiest month (with the highest average wind speed) is February (16.3mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

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Average humidity in April
Hagåtña, GU

Average humidity in April - Hagåtña, GU
  • Average humidity in April: 78%

The months with the highest relative humidity are January, March, April, May, October, November and December (78%).
The month with the lowest relative humidity is August (76%).

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Average rainfall in April
Hagåtña, GU

Average rainfall in April - Hagåtña, GU
  • Average rainfall in April: 2.44"

The wettest month (with the highest rainfall) is September (10.28").
The driest month (with the least rainfall) is March (1.81").

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Average rainfall days in April
Hagåtña, GU

Average rainfall days in April - Hagåtña, GU
  • Average rainfall days in April: 19.3 days

The months with the highest number of rainy days are July and August (28.9 days).
The month with the least rainy days is February (17.5 days).

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Average sea temperature in April
Hagåtña, GU

Average sea temperature in April - Hagåtña, GU
  • Average sea temperature in April: 82.9°F

The best month for swimming (with the highest average sea temperature) is August (85.4°F).
The coldest month (with the lowest average sea temperature) is February (82°F).

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Average daylight in April /
Average sunshine in April
Hagåtña, GU

Average daylight in April / Average sunshine in April - Hagåtña, GU
  • Average daylight in April: 12h and 26min

The month with the longest days is June (Average daylight: 12h and 55min).
The month with the shortest days is December (Average daylight: 11h and 21min).

  • Average sunshine in April: 8h and 30min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is November (Average sunshine: 6h and 18min).

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Average sunshine days in April
Hagåtña, GU

Average sunshine days in April - Hagåtña, GU
  • Average sunshine days in April: 5.8 days

The month with the most sunshine days is March (6.6 days).
The month with the least sunshine days is September (1.1 days).

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Average UV index in April
Hagåtña, GU

Average UV index in April - Hagåtña, GU
  • Average UV index in April: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 7).
The month with the lowest UV index is September (UV index 6).

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Average cloud cover in April
Hagåtña, GU

Average cloud cover in April - Hagåtña, GU
  • Average cloud cover in April: 40

The months with the most cloud cover are January, August and October (Cloud cover 46).
The months with the least cloud cover are May and June (Cloud cover 39).

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Average visibility in April
Hagåtña, GU

Average visibility in April - Hagåtña, GU
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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