March weather forecast
Hagåtña, GU

Weather in March

March, the first month of the spring in Hagåtña, is also a moderately hot month, with an average temperature varying between 80.1°F (26.7°C) and 82°F (27.8°C).

Temperature

In March, the average high-temperature is almost the same as in February - a still moderately hot 82°F (27.8°C). The average low-temperature, in Hagåtña, is 80.1°F (26.7°C).

Heat index

The average heat index in March is estimated at a hot 88.3°F (31.3°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
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 'felt air temperature', 'feels like', 'apparent temperature', or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, metabolic differences, differences in body mass, height, and shape), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

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

March is the month with the least rainfall. Rain falls for 20.2 days and accumulates 1.81" (46mm) of precipitation.

Ocean temperature

In March, the average ocean temperature in Hagåtña is 82.6°F (28.1°C).
Note: For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

The average length of the day in March in Hagåtña is 12h and 4min.
On the first day of the month, sunrise is at 6:37 am and sunset at 6:29 pm. On the last day of March, sunrise is at 6:17 am and sunset at 6:32 pm ChST.

Sunshine

In March, the average sunshine in Hagåtña is 8.1h.

UV index

January through August, October through December, with an average maximum UV index of 7, are months with the highest UV index in Hagåtña, Guam. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 7 in March interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. 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. 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. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the temperature in March in Hagåtña?

In March, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 80.1°F (26.7°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in March is estimated at 88.3°F (31.3°C).

What is the most humid month in Hagåtña?

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

What is the average humidity in March in Hagåtña?

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

What is the driest month in Hagåtña?

March is the month with the least rainfall in Hagåtña. Rain falls for 20.2 days and accumulates 1.81" (46mm) of precipitation.

How much does it rain in Hagåtña in March?

In Hagåtña, in March, it is raining for 20.2 days, with typically 1.81" (46mm) of accumulated precipitation.

What is the water temperature in March in Hagåtña?

In Hagåtña, Guam, the average seawater temperature in March is 82.6°F (28.1°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.

How many hours of daylight does Hagåtña have in March?

The average day length in March in Hagåtña, Guam, is 12h and 4min.

When is the sunrise / sunset in March in Hagåtña?

On the first day of March in Hagåtña, Guam, sunrise is at 6:37 am and sunset at 6:29 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 6:32 pm ChST.

How many hours of sunshine does Hagåtña have in March?

In Hagåtña, Guam, the average sunshine duration in March is 8.1h.

When is the highest UV index in Hagåtña?

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

How high is the UV index in March in Hagåtña?

In March, the average daily maximum UV index in Hagåtña is 7. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Hagåtña, GU

Average temperature in March - Hagåtña, GU
  • Average high temperature in March: 82°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 March: 80.1°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 March
Hagåtña, GU

Average pressure in March - Hagåtña, GU
  • Average pressure in March: 29.87"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 March
Hagåtña, GU

Average wind speed in March - Hagåtña, GU
  • Average wind speed in March: 15mph

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 March
Hagåtña, GU

Average humidity in March - Hagåtña, GU
  • Average humidity in March: 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 March
Hagåtña, GU

Average rainfall in March - Hagåtña, GU
  • Average rainfall in March: 1.81"

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 March
Hagåtña, GU

Average rainfall days in March - Hagåtña, GU
  • Average rainfall days in March: 20.2 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 March
Hagåtña, GU

Average sea temperature in March - Hagåtña, GU
  • Average sea temperature in March: 82.6°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 March /
Average sunshine in March
Hagåtña, GU

Average daylight in March / Average sunshine in March - Hagåtña, GU
  • Average daylight in March: 12h and 4min

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 March: 8h and 6min

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 March
Hagåtña, GU

Average sunshine days in March - Hagåtña, GU
  • Average sunshine days in March: 6.6 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 March
Hagåtña, GU

Average UV index in March - Hagåtña, GU
  • Average UV index in March: 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 March
Hagåtña, GU

Average cloud cover in March - Hagåtña, GU
  • Average cloud cover in March: 43

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 March
Hagåtña, GU

Average visibility in March - Hagåtña, GU
  • Average visibility in March: 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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