January weather forecast
Guam National Wildlife Refuge, GU

Weather in January

The ideal ocean temperature of 82.9°F (28.3°C) makes January in Guam National Wildlife Refuge, Guam, the best time for swimming and other water activities.

Ocean temperature

In Guam National Wildlife Refuge, the average seawater temperature in January 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 January is 11h and 25min.
On the first day of January, sunrise is at 6:43 am and sunset at 6:04 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:20 pm ChST.
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FAQ

What is the ocean temperature in January in Guam National Wildlife Refuge?

In Guam National Wildlife Refuge, the average seawater temperature in January is 82.9°F (28.3°C). 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.

How many hours of daylight does Guam National Wildlife Refuge have in January?

The average day length in January in Guam National Wildlife Refuge, Guam, is 11h and 25min.

When is the sunrise / sunset in January in Guam National Wildlife Refuge?

In January, on the first day of the month, sunrise is at 6:43 am and sunset at 6:04 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:20 pm ChST.

Average sea temperature in January
Guam National Wildlife Refuge, GU

Average sea temperature in January - Guam National Wildlife Refuge, GU
  • Average sea temperature in January: 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 January
Guam National Wildlife Refuge, GU

Average daylight in January - Guam National Wildlife Refuge, GU
  • Average daylight in January: 11h and 25min

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 20min).

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