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Weather Forecast for Tumon

Guam, United States of America

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Light rain shower

Current Weather - Tumon: 29°C

Guam, United States of America

Light rain shower

Feels like 35°C

Wind

23 km/h WSW

Humidity

78%

Pressure

1008 mb

UV Index

13

Visibility

10 km
Light rain shower

Light rain shower

Saturday, August 15, 2026

High

29°C

Low

28°C

Rain Chance

81%

Hourly Forecast

Patchy rain nearby 28°C
05:00
Patchy rain nearby 28°C
06:00
Patchy light rain 28°C
07:00
Light rain shower 28°C
08:00
Light rain shower 29°C
09:00
Light rain shower 29°C
10:00
Light rain shower 29°C
11:00
Light rain shower 29°C
12:00
Light rain shower 29°C
13:00
Light rain shower 29°C
14:00
Light rain shower 29°C
15:00
Light rain shower 29°C
16:00
Light rain shower 29°C
17:00
Patchy rain nearby 29°C
18:00
Patchy rain nearby 29°C
19:00
Partly Cloudy 28°C
20:00
Light rain shower 28°C
21:00
Patchy rain nearby 28°C
22:00
Partly Cloudy 28°C
23:00
Aug 16

Day Statistics

Maximum Wind

26 km/h

Humidity

80%

Precipitation

11 mm

UV Index

13

Visibility

10 km

Rain Chance

81%

Snow Chance

0%

Sun & Moon

Sunrise

06:08 AM

Sunset

06:42 PM

Moonrise

08:03 AM

Moonset

08:29 PM

Moon Phase

Waxing Crescent

Moon Illumination

11%

Air Quality

PM2.5

8.2

μg/m³

PM10

12

μg/m³

NO₂

0.2

μg/m³

O₃

47.2

μg/m³

SO₂

0.4

μg/m³

CO

120.7

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

935.31

Diffuse Radiation

100.08

DNI

0

GTI

0