Merizo
Guam, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Merizo, GU

January, the same as December, is a moderately hot winter month in Merizo, Guam, with average temperature ranging between max 82°F (27.8°C) and min 80.6°F (27°C). In January, the average high-temperature is practically the same as in December - a still warm 82°F (27.8°C). Weather in January »

The last month of the winter, February, is another warm month in Merizo, Guam, with temperature in the range of an average high of 81.7°F (27.6°C) and an average low of 79.7°F (26.5°C). The coldest month is February, with an average high-temperature of 81.7°F (27.6°C) and an average low-temperature of 79.7°F (26.5°C). In February, the average heat index is appraised at a tropical 87.3°F (30.7°C). Weather in February »

March, the first month of the spring, in Merizo, is still a warm month, with average temperature ranging between max 82°F (27.8°C) and min 80.1°F (26.7°C). In Merizo, the average high-temperature in March is relatively the same as in February - a still moderately hot 82°F (27.8°C). Weather in March »

April, the same as March, is another warm spring month in Merizo, Guam, with average temperature ranging between min 81.1°F (27.3°C) and max 82.9°F (28.3°C). In Merizo, Guam, the average high-temperature is essentially the same as in March - a still moderately hot 82.9°F (28.3°C). Weather in April »

The last month of the spring, May, is also a moderately hot month in Merizo, Guam, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 82.2°F (27.9°C). In May, the average high-temperature is almost the same as in April - a still warm 84.2°F (29°C). Weather in May »

The first month of the summer, June, is still a warm month in Merizo, Guam, with average temperature varying between 84.6°F (29.2°C) and 83.3°F (28.5°C). In Merizo, Guam, the average high-temperature is practically the same as in May - a still warm 84.6°F (29.2°C). Weather in June »

July, the same as June, is another warm summer month in Merizo, Guam, with average temperature varying between 82.9°F (28.3°C) and 84.7°F (29.3°C). July and August, with an average high-temperature of 84.7°F (29.3°C), are the warmest months. In July, the average heat index is appraised at a tropical 94.8°F (34.9°C). Weather in July »

August, the last month of the summer, in Merizo, is also a moderately hot month, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 82.4°F (28°C). The warmest months are July and August, with an average high-temperature of 84.7°F (29.3°C). The average heat index is calculated to a hot 94.5°F (34.7°C). Weather in August »

September, the first month of the autumn, in Merizo, is also a moderately hot month, with average temperature varying between 84.4°F (29.1°C) and 82.8°F (28.2°C). In September, the average high-temperature is almost the same as in August - a still warm 84.4°F (29.1°C). Weather in September »

October, like September, in Merizo, Guam, is another warm autumn month, with average temperature varying between 84.4°F (29.1°C) and 82.6°F (28.1°C). In Merizo, the average high-temperature remains the same as in September - a still warm 84.4°F (29.1°C). Weather in October »

The last month of the autumn, November, is another warm month in Merizo, Guam, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 82.8°F (28.2°C). In Merizo, the average high-temperature in November is essentially the same as in October - a still warm 84.2°F (29°C). Weather in November »

The first month of the winter, December, is still a warm month in Merizo, Guam, with average temperature varying between 82°F (27.8°C) and 83.5°F (28.6°C). In December, the average high-temperature is practically the same as in November - a still moderately hot 83.5°F (28.6°C). Weather in December »

What is the most humid month in Merizo?

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

How many days does it rain in Merizo?

Throughout the year, in Merizo, Guam, there are 288.5 rainfall days, and 60.08" (1526mm) of precipitation is accumulated.

What are the months with the highest UV index in Merizo?

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

What is the coldest month in Merizo?

February is the coldest month in Merizo, Guam, with an average high-temperature of 81.7°F (27.6°C) and an average low-temperature of 79.7°F (26.5°C).

When is the ocean coldest in Merizo?

The month with the coldest seawater in Merizo is February, with an average ocean temperature of 82°F (27.8°C).

What is the driest month in Merizo?

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

When are the longest days in Merizo?

With an average of 12.9h of daylight, June has the longest days of the year in Merizo.

What month has the most sunshine in Merizo?

June has the most sunshine of the year, with an average of 10.6h of sunshine.

What are the warmest months in Merizo?

Warmest months in Merizo, Guam, are July and August, with an average high-temperature of 84.7°F (29.3°C).

What is the least humid month in Merizo?

August is the least humid month in Merizo, with an average relative humidity of 76%.

What is the month with the warmest ocean in Merizo?

The month with the warmest seawater in Merizo, Guam, is August, with an average ocean temperature of 85.5°F (29.7°C).

What is the rainiest month in Merizo?

The month with the most rainfall in Merizo is September when the rain falls for 28.1 days and typically aggregates up to 10.28" (261mm) of precipitation.

What is the month with the lowest UV index in Merizo?

September is the month with the lowest UV index in Merizo, Guam, with an average maximum UV index of 6.

What is the month with the least sunshine in Merizo?

November has the least sunshine of the year in Merizo, with an average of 6.3h of sunshine.

What is the month with the shortest days in Merizo?

The month with the shortest days is December, with an average of 11.4h of daylight.
Average temperature - Merizo, GU
Average humidity - Merizo, GU

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%).

Average rainfall - Merizo, GU

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

Average rainfall days - Merizo, GU

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

Average sea temperature - Merizo, GU

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).

Average daylight / Average sunshine - Merizo, GU

The month with the longest days is June (Average daylight: 12.9h).
The month with shortest days is December (Average daylight: 11.4h).

The month with most sunshine is June (Average sunshine: 10.6h).
The month with least sunshine is November (Average sunshine: 6.3h).

Average UV index - Merizo, GU

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).