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Weather Forecast for Tumon

Guam, United States of America

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Overcast

Current Weather - Tumon: 29°C

Guam, United States of America

Overcast

Feels like 32°C

Wind

12 km/h NE

Humidity

73%

Pressure

1010 mb

UV Index

6

Visibility

10 km
Overcast

Overcast

Thursday, October 15, 2026

High

29°C

Low

26°C

Rain Chance

45%

Hourly Forecast

Overcast 26°C
07:00
Cloudy 27°C
08:00
Overcast 27°C
09:00
Overcast 28°C
10:00
Overcast 28°C
11:00
Patchy rain nearby 28°C
12:00
Overcast 28°C
13:00
Overcast 29°C
14:00
Overcast 29°C
15:00
Overcast 28°C
16:00
Patchy rain nearby 28°C
17:00
Partly Cloudy 27°C
18:00
Clear 27°C
19:00
Partly Cloudy 27°C
20:00
Overcast 27°C
21:00
Overcast 27°C
22:00
Patchy light drizzle 27°C
23:00
Oct 16

Day Statistics

Maximum Wind

13 km/h

Humidity

79%

Precipitation

0 mm

UV Index

11

Visibility

10 km

Rain Chance

45%

Snow Chance

0%

Sun & Moon

Sunrise

06:11 AM

Sunset

06:01 PM

Moonrise

10:10 AM

Moonset

09:36 PM

Moon Phase

Waxing Crescent

Moon Illumination

27%

Air Quality

PM2.5

2.2

μg/m³

PM10

3.9

μg/m³

NO₂

0.1

μg/m³

O₃

30.1

μg/m³

SO₂

0.3

μg/m³

CO

129

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Solar Radiation Data

Shortwave Radiation

712.52

Diffuse Radiation

178.99

DNI

716.03

GTI

642.11