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Guam, Mariana Islands Climate Guide to the Average Weather & Temperatures with Graphs Elucidating Sunshine and Rainfall Data & Information about Wind Speeds & Humidity:
- Guam, Mariana Islands latitude & longitude; 13°27'N 144°39'E.
- Altitude; 19 m (62 ft).
- The average temperature in Guam, Mariana Islands is 27.2 °C (81 °F).
- The range of average monthly temperatures is 2 °C.
- The warmest average max/ high temperature is 31 °C (88 °F) in April, May & June.
- The coolest average min/ low temperature is 23 °C (73 °F) in February.
- Guam, Mariana Islands receives on average 2275 mm (89.6 in) of precipitation annually or 190 mm (7.5 in) each month.
- On balance there are 211 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 18 days on an average month.
- The month with the driest weather is April when on balance 51 mm (2.0 in) of rain, sleet, hail or snow falls across 10 days.
- The month with the wettest weather is August when on balance 376 mm (14.8 in) of rain, sleet, hail or snow falls across 23 days.
- There is an average range of hours of sunshine in Guam, Mariana Islands of between 5.1 hours per day in September and 8.5 hours per day in March.
- On balance there are 2422 sunshine hours annually and approximately 6.6 sunlight hours for each day.
- On balance there are 0 days annually registering frost in Guam, Mariana Islands and in January there are on average 0 days with frost.
Guam, Mariana Islands Climate Graph (Metric | Imperial units)
Add the Guam, Mariana Islands Climate Graph (metric) to your web page!
Use our metric climate graph for Guam, Mariana Islands on your travel or accommodation website to help people thinking of booking a flight or hotel, renting a villa or purchasing property etc. (a back link is required):
Guam, Mariana Islands Weather Averages
| |
Average Minimum Temperatures in Guam, Mariana Islands (°C) |
Average Maximum Temperature in Guam, Mariana Islands (°C) |
Guam, Mariana Islands Average Temperature (°C) |
Average Sea Temp (°C) |
Average Precipitation/ Rainfall (mm) |
Wet Days (>0.1 mm) |
Average Sunlight Hours/ Day |
Relative Humidity (%) |
Average Wind Speed in Guam, Mariana Islands (Beaufort) |
Average Number of Days with Frost |
|
| Weather in Guam, Mariana Islands in January |
24 |
29 |
26 |
- |
76 |
14 |
5.9 |
- |
3 |
0 |
Average Temperature in Guam, Mariana Islands in January |
| Weather in Guam, Mariana Islands in February |
23 |
29 |
26 |
- |
69 |
12 |
6.7 |
- |
3 |
0 |
Average Temperature in Guam, Mariana Islands in February |
| Weather in Guam, Mariana Islands in March |
24 |
30 |
27 |
- |
76 |
12 |
8.5 |
- |
3 |
0 |
Average Temperature in Guam, Mariana Islands in March |
| Weather in Guam, Mariana Islands in April |
24 |
31 |
28 |
- |
51 |
10 |
8.3 |
- |
3 |
0 |
Average Temperature in Guam, Mariana Islands in April |
| Weather in Guam, Mariana Islands in May |
25 |
31 |
28 |
- |
109 |
14 |
7.9 |
- |
3 |
0 |
Average Temperature in Guam, Mariana Islands in May |
| Weather in Guam, Mariana Islands in June |
25 |
31 |
28 |
- |
142 |
18 |
8.1 |
- |
2 |
0 |
Average Temperature in Guam, Mariana Islands in June |
| Weather in Guam, Mariana Islands in July |
24 |
30 |
27 |
- |
361 |
24 |
5.6 |
- |
2 |
0 |
Average Temperature in Guam, Mariana Islands in July |
| Weather in Guam, Mariana Islands in August |
24 |
30 |
27 |
- |
376 |
23 |
5.8 |
- |
2 |
0 |
Average Temperature in Guam, Mariana Islands in August |
| Weather in Guam, Mariana Islands in September |
24 |
30 |
27 |
- |
361 |
23 |
5.1 |
- |
2 |
0 |
Average Temperature in Guam, Mariana Islands in September |
| Weather in Guam, Mariana Islands in October |
24 |
30 |
27 |
- |
333 |
23 |
5.4 |
- |
2 |
0 |
Average Temperature in Guam, Mariana Islands in October |
| Weather in Guam, Mariana Islands in November |
25 |
30 |
28 |
- |
196 |
20 |
6.3 |
- |
2 |
0 |
Average Temperature in Guam, Mariana Islands in November |
| Weather in Guam, Mariana Islands in December |
25 |
30 |
27 |
- |
125 |
18 |
5.9 |
- |
3 |
0 |
Average Temperature in Guam, Mariana Islands in December |
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Add the Guam, Mariana Islands Climograph/ Climate Chart (imperial) to your web page!
Use our imperial climate chart for Guam, Mariana Islands on your travel or accommodation website to help people thinking of booking a flight or hotel, renting a villa or purchasing property etc. (a back link is required):
Guam, Mariana Islands Temperatures in Farenheit
| |
Average Minimum Temperatures in Guam, Mariana Islands (°F) |
Average Maximum Temperature in Guam, Mariana Islands (°F) |
Average Temperature (°F) |
Average Sea Temp (°F) |
Average Precipitation/ Rainfall (in) |
Wet Days (>0.004 in) |
Average Sunlight Hours/ Day |
Relative Humidity (%) |
Average Wind Speed (Beaufort) |
Average Number of Days with Frost |
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| Temperatures in Guam, Mariana Islands in January |
75 |
84 |
79 |
- |
3.0 |
14 |
5.9 |
- |
3 |
0 |
Climate in Guam, Mariana Islands in January |
| Temperatures in Guam, Mariana Islands in February |
73 |
84 |
79 |
- |
2.7 |
12 |
6.7 |
- |
3 |
0 |
Climate in Guam, Mariana Islands in February |
| Temperatures in Guam, Mariana Islands in March |
75 |
86 |
81 |
- |
3.0 |
12 |
8.5 |
- |
3 |
0 |
Climate in Guam, Mariana Islands in March |
| Temperatures in Guam, Mariana Islands in April |
75 |
88 |
82 |
- |
2.0 |
10 |
8.3 |
- |
3 |
0 |
Climate in Guam, Mariana Islands in April |
| Temperatures in Guam, Mariana Islands in May |
77 |
88 |
82 |
- |
4.3 |
14 |
7.9 |
- |
3 |
0 |
Climate in Guam, Mariana Islands in May |
| Temperatures in Guam, Mariana Islands in June |
77 |
88 |
82 |
- |
5.6 |
18 |
8.1 |
- |
2 |
0 |
Climate in Guam, Mariana Islands in June |
| Temperatures in Guam, Mariana Islands in July |
75 |
86 |
81 |
- |
14.2 |
24 |
5.6 |
- |
2 |
0 |
Climate in Guam, Mariana Islands in July |
| Temperatures in Guam, Mariana Islands in August |
75 |
86 |
81 |
- |
14.8 |
23 |
5.8 |
- |
2 |
0 |
Climate in Guam, Mariana Islands in August |
| Temperatures in Guam, Mariana Islands in September |
75 |
86 |
81 |
- |
14.2 |
23 |
5.1 |
- |
2 |
0 |
Climate in Guam, Mariana Islands in September |
| Temperatures in Guam, Mariana Islands in October |
75 |
86 |
81 |
- |
13.1 |
23 |
5.4 |
- |
2 |
0 |
Climate in Guam, Mariana Islands in October |
| Temperatures in Guam, Mariana Islands in November |
77 |
86 |
82 |
- |
7.7 |
20 |
6.3 |
- |
2 |
0 |
Climate in Guam, Mariana Islands in November |
| Temperatures in Guam, Mariana Islands in December |
77 |
86 |
81 |
- |
4.9 |
18 |
5.9 |
- |
3 |
0 |
Climate in Guam, Mariana Islands in December |
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