Tumon weather and climate
January
February
March
April
May
June
July
August
September
October
November
December
Overview
July
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Overview
August >
Tumon weather and climate
January
February
March
April
May
June
July
August
September
October
November
December
Overview
July
< June
Overview
August >
Day
31 °C
Night
25 °C
Sea
29 °C
Precipitation
235 mm
in month
Rainy days
15 days
in month
Daylight
13 hours
average
Sunshine
5 hours
average
Humidity
87 %
Day
31 °C
Night
25 °C
Sea
29 °C
Precipitation
235 mm
in month
Rainy days
15 days
in month
Daylight
13 hours
average
Sunshine
5 hours
average
Humidity
87 %
Overview: Tumon
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Weather overview for Tumon
Weather overview
Tumon (Guam) is a place with a tropical climate. Temperatures during the day are in the range from 30 °C (85 °F) in February to 32 °C (89 °F) in June. The highest sea temperatures in Tumon are in September with 29 °C (85 °F) and the lowest in February with 27 °C (81 °F). The driest month is March with just 9 days of rain, on the contrary, the month when it rains the most is September with 16 days of rain. The highest night temperatures could be experienced in June with 25 °C (77 °F), the lowest in February with 24 °C (74 °F).
January weather
The sea temperature descents similarly to the previous month, the value of this measure is 28 °C (82 °F) in Tumon, while the night temperature descent's start could be observed, its value is 24 °C (75 °F). The ongoing tourist season is noticeable this month. The rainfall amount descents similarly to the previous month, with its value being 91 mm (3.57 in), and the number of rainy days continues to descent as well, the value of this measure is 10 days. The wind speed is on its maximum in this month.
February weather
The ongoing tourist season is noticeable in Tumon. The minimum of the sea temperature can be noticed, its value is 27 °C (81 °F), and the day temperature is on its minimum as well, the value of this measure is 30 °C (85 °F). The descent of the number of rainy days can be observed, the value of this measure is 9 days, and the rainfall amount descents similarly to the previous month too, its value is 79 mm (3.13 in). The minimum of the night temperature is observable in this month.
March weather
The ongoing tourist season is noticeable in Tumon. The number of rainy days is on its minimum, with its value of 9 days, and the minimum of the rainfall amount is observable as well in March. The rise of the number of sun hours (without clouds) can be observed, its value is 7 hours.
April weather
The day temperature starts to rise, the value of this measure is 31 °C (87 °F) in Tumon, and the night temperature rise's start could be observed as well in this month. The tourist season continues. The rainfall amount rise's start could be observed, the value of this measure is 64 mm (2.50 in). The maximum of the number of sun hours (without clouds) can be noticed, the value of this measure is 7 hours.
May weather
The rise of the day temperature can be observed, with its value of 31 °C (88 °F) in Tumon, while the beginning of the rise of the sea temperature could be noticed. There is pending tourist season. The beginning of the rise of the number of rainy days could be noticed, its value is 10 days, while the rise of the rainfall amount can be observed, with its value of 95 mm (3.75 in).
June weather
The ongoing tourist season is noticeable in Tumon. The maximum of the day temperature can be noticed, with its value being 32 °C (89 °F), and the night temperature is on its maximum as well. The rise of the number of rainy days can be observed, with its value being 13 days, and the rise of the rainfall amount can be observed as well, with its value being 147 mm (5.78 in). The maximum of the day length is observable, the value of this measure is 13 hours.
July weather
The tourist season continues in July in Tumon. The rainfall amount continues to rise, with its value being 235 mm (9.23 in), and the number of rainy days rises similarly to the previous month as well. The night temperature descent's start could be observed, with its value being 25 °C (76 °F). The number of sun hours (without clouds) descents similarly to the previous month, the value of this measure is 5 hours.
August weather
The wet season is about to start in August in Tumon. The number of rainy days rises similarly to the previous month, its value is 16 days, while the maximum of the rainfall amount is observable in this month. The number of sun hours (without clouds) descents similarly to the previous month, the value of this measure is 5 hours.
September weather
The sea temperature is on its maximum in Tumon. The wet season continues. The number of rainy days is on its maximum, with its value of 16 days, while the beginning of the descent of the rainfall amount could be noticed in this month. The minimum of the wind speed is observable. The humidity reaches its maximum in September.
October weather
The number of rainy days starts to descent in Tumon, while the rainfall amount descents similarly to the previous month, with its value of 262 mm (10.32 in). The tourist season is about to start. The minimum of the number of sun hours (without clouds) is observable, with its value being 4 hours.
November weather
There is pending tourist season in Tumon. The number of rainy days continues to descent, with its value of 14 days, and the descent of the rainfall amount can be observed as well, with its value of 191 mm (7.53 in).
December weather
The beginning of the descent of the sea temperature could be noticed, with its value being 28 °C (83 °F) in Tumon. The tourist season continues. The number of rainy days continues to descent, the value of this measure is 12 days, and the rainfall amount continues to descent too, with its value of 129 mm (5.08 in). The day length reaches its minimum in this month.
FAQs
How many rainy days can I expect in Tumon in January?
There are 10 days, which are rainy in Tumon in January, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.4 days of the week, or in general - 35 % days.
What is the sea temperature in Tumon in February?
In Tumon in February expect the sea to be warm at 27 °C (81 °F). Seems like an ideal temperature for swimming, you can stay in the sea for a long time and enjoy it as well.
Is it hot in March in Tumon?
In March in Tumon, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
Is there a wet season in Tumon in April?
No, there is no wet season in Tumon in April - you can expect 9 days of rain during the month.
Are there good conditions to visit in Tumon in May?
In Tumon in May, there are ideal conditions for a vacation. The temperature during the day will be nice 31 °C (88 °F). The seawater temperature reaches ideal 28 °C (83 °F). At night, temperatures hover around a pleasant 25 °C (77 °F).
What is the air temperature in Tumon in June at night?
The average night temperature in Tumon in June is 25 °C (77 °F). The temperature creates a tropical atmosphere and encourages a night of fun, often including a drink to refresh. After all, this temperature is already relatively high.
What level of humidity is to expect in Tumon in July?
Humidity in July in Tumon is 87 %. This humidity is rather above average, but except for sensitive individuals, it should not be a problem.
Is September part of the dry season in Tumon?
No, September is not a dry month in Tumon, expect rain approximately 16 days in a month.
How windy is Tumon in October?
An average wind scale that can be expected in October in Tumon is 4.
How many sunny hours can I expect in Tumon in November?
There is an average length of sunshine of 4 hours per day in November in Tumon.
What is the temperature in Tumon during the day in December?
In December in Tumon, the average daily temperatures will be 30 °C (87 °F). The great temperature for lying by the sea or pool and sunbathing, everywhere else you will probably be a bit hot. Don't forget to drink during the day, in these temperatures you should hydrate yourself a lot.
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