Weather in Guam in December

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Visiting Guam in December

December is very hot, and quite sunny but with occasional periods of cloudy and overcast skies. December is very rainy with frequent showers and thunderstorms and very few dry days. It is not an optimal time for sunbathing but it is possible on clearer days in Guam. December is an excellent month for swimming in Guam with very warm sea temperatures. Consider visiting Guam in the months of February, March, April, May, for the best beach weather.

Also consider one of our other suggestions for December.

Can you sunbathe in Guam in December?

Yes, December is not an optimal time for sunbathing but it is possible on clearer days in Guam. December is very hot but quite a high chance of overcast or cloudy skies, might make sunbathing less enjoyable, and there is very high chance of rain showers.

The average maximum temperature in Guam in December is 30°C (87°F).

More about December temperature and sunshine.

Can you swim in Guam in December?

Yes, December is an excellent month for swimming in Guam with very warm sea temperatures 28°C (83°F).

More about December sea temperatures.

Can you visit Guam in December?

Yes, December is a good time for visiting Guam.

December is very hot and quite sunny but with occasional periods of cloudy and overcast skies. It is very rainy with frequent showers and thunderstorms and very few dry days.

It's a pretty rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.

The average maximum temperature in Guam in December is 30°C (87°F).

More about the December temperatures and sunshine.

How cold is Guam in December?

The average minimum temperature in Guam in December is 25°C (77°F). The minimum temperature is 26°C (78°F) in the previous month and 24°C (76°F) in the next month.

More about the December temperatures and sunshine.

How sunny is Guam in December?

The average day light hours per day in Guam in December are 11.3 and there are 6.6 hours of sunshine per day on average during December, making it quite sunny but with occasional periods of cloudy and overcast skies.

More about December sunshine.

Is it warm enough to swim in Guam in December?

Yes, December is an excellent month for swimming in Guam with very warm sea temperatures 28°C (83°F).

More about December sea temperatures.

Is December a good time to holiday in Guam?

Yes, December is a good time for a holiday in Guam.

December is very hot and quite sunny but with occasional periods of cloudy and overcast skies. It is very rainy with frequent showers and thunderstorms and very few dry days.

It's a pretty rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.

The average maximum temperature in Guam in December is 30°C (87°F).

More about the December temperatures and sunshine.

Is Guam in December worth visiting?

Yes, Guam is worth visiting in December.

December is very hot and quite sunny but with occasional periods of cloudy and overcast skies. It is very rainy with frequent showers and thunderstorms and very few dry days.

It's a pretty rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.

The average maximum temperature in Guam in December is 30°C (87°F).

More about the December temperatures and sunshine.

Is Guam warm in December?

Yes, Guam is very hot in December.

The average maximum temperature in Guam in December is 30°C (87°F). The average maximum temperature is 31°C (88°) in the previous month and 30°C (85°F) in the next month.

The average temperature in Guam in December is 28°C (82°F). The average temperature ranges is 28°C (83°F) in the previous month and 27°C (81°F) in the next month.

More info about the December temperatures and sunshine.

Temperature in Guam in December

The average maximum temperature in Guam in December is 30°C (87°F). The average maximum temperature is 31°C (88°F) in the previous month and 30°C (85°F) in the next month.

The average temperature in Guam in December is 28°C (82°F). The average temperature ranges is 28°C (83°F) in the previous month and 27°C (81°F) in the next month.

The average minimum temperature in Guam in December is 25°C (77°F). The minimum temperature is 26°C (78°F) in the previous month and 24°C (76°F) in the next month.

Sunshine in Guam in December

The average day light hours per day in Guam in December are 11.3 and there are 6.6 hours of sunshine per day on average during December making it quite sunny but with occasional periods of cloudy and overcast skies

The ultraviolet index in Guam in December is typically 9.5 during December. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Guam in December

The average sea water temperature in Guam in December is 28.4°C (83.1°F) which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Guam in December

The average total rainfall in Guam in December is 8.6cm (3.4inches) and on average there are 26.4 rainy days in December making it a very wet time to visit the beach.

Humidity in Guam in December

The maximum dew point (an indicator of humidity) in Guam in December is 24°C (76°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning. The dew point is 25°C (77°F) in the previous month and 24°C (24°F) in the next month.

The average maximum relative humidity in Guam in December is typically 90.1%. The maximum relative humidity is 91.2% in the previous month and 90.1% in the next month.

The average relative humidity in Guam in December is typically 78%. The average relative humidity is 79.6% in the previous month and 77.8% in the next month.

Wind Speed in Guam in December

The average maximum wind speed in Guam in December is typically 29KM/H (18MPH). The average maximum wind speed is 29KM/H (18MPH) in the previous month and 31KM/H (19MPH) in the next month.

The average wind speed in Guam in December is typically 17KM/H (11MPH). The average wind speed is 16KM/H (10MPH) in the previous month and 18KM/H (11MPH) in the next month.

The average wind direction in Guam in December is from the East-Northeast.

Monthly Averages

Suggested Beaches in December

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