Weather Mount Lamlam long-term weather forecast

Long-term weather forecast for Mount Lamlam for ten days.

Sunday, Jun 21

31 / 26°C

7.8 mm

12 km/h

26 °C	31 °C	4 am
31 °C	35 °C	10 am
31 °C	36 °C	4 pm
26 °C	32 °C	10 pm

sunrise 5:55 am
sunset 6:50 pm

HOURLY

From morning until noon rain showers, later morning initially rain showers, later rain. High of 31 °C. Total rainfall 6.5 mm. Light rain overnight with a low of 26 °C. Total rainfall 1.9 mm.

Interactive map weather Guam

GPS: 13.3399; 144.6657

altitude: 386 m
local time:

PLACES IN THE AREA

Weather forecast Mount Lamlam, Guam extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Sunday 06/21/2026
4 AM 2 PM	rain showers	26 °C 31 °C	3.3 mm	3.5 m/s 13 km/h south	1009 hPa	85 %	23 °C	83 %	0%	10%	9%	79%
10 AM 8 PM	rain	31 °C 36 °C	1.0 mm	4.8 m/s 17 km/h south-southeast	1011 hPa	64 %	23 °C	91 %	0%	34%	0%	86%
4 PM 2 AM	rain	31 °C 36 °C	2.2 mm	3.2 m/s 12 km/h south	1009 hPa	65 %	23 °C	94 %	0%	53%	37%	81%
10 PM 8 AM	rain	26 °C 32 °C	1.3 mm	3.1 m/s 11 km/h south	1011 hPa	92 %	24 °C	88 %	0%	0%	7%	87%
Monday 06/22/2026
4 AM 2 PM	light rain	26 °C 32 °C	0.6 mm	2.6 m/s 9 km/h south-southwest	1009 hPa	91 %	24 °C	99 %	0%	21%	2%	98%
10 AM 8 PM	rain	29 °C 33 °C	2.9 mm	3.8 m/s 14 km/h southwest	1011 hPa	69 %	23 °C	100 %	0%	25%	6%	99%
4 PM 2 AM	rain	30 °C 34 °C	2.5 mm	4.2 m/s 15 km/h west-southwest	1008 hPa	65 %	22 °C	100 %	0%	34%	48%	100%
10 PM 8 AM	rain	26 °C 31 °C	1.5 mm	3.1 m/s 11 km/h west-southwest	1011 hPa	91 %	24 °C	99 %	0%	32%	48%	96%

Mount Lamlam, Guam - information

State: Guam

GPS coordinates: 13.3399; 144.6657

Time zone: Pacific / Guam time difference in hours with time in US is +8 hours

Altitude: 386 m
The administrative part:

Agat, Agat

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Weather Mount Lamlam, Guam. Weather forecast Mount Lamlam.

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Data source

Weather forecast for Mount Lamlam is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Astronomical information Mount Lamlam

data are always in the local time

Sun and light

June 20, 2026

Sunrise:	Sunset:
5:55 am	6:50 pm
Noon:	Length of day:
12:23 pm	12:55
Start of civil twilight*:	End of civil twilight*:
5:31 am	7:14 pm
Start of nautical twilight*:	End of nautical twilight*:
5:04 am	7:41 pm
Start of astronomical twilight*:	End of astronomical twilight*:
4:36 am	8:09 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
06/21/2026 11:41 am	06/22/2026 12:04 am
Next new moon:	Next full moon:
07/14/2026	06/29/2026