Guam (Marianas) in july: average Weather, Temperature and Climate
Weather in Guam (Marianas) in july 2025
The weather in Marianas in july comes from statistical datas on the last years. You can view the weather statistics the entire month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout july
bad weather UV index: 7
Weather at 6am
85°F
Moderate rain at times
47% of time
22%
18%
7%
Weather at 12pm
86°F
Moderate rain at times
44% of time
21%
19%
15%
Weather at 6pm
85°F
Moderate rain at times
43% of time
21%
19%
13%
Weather at 3am
85°F
42%
29%
20%
6%
Evolution of daily average temperature and precipitation in Guam (Marianas) in july
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Guam (Marianas) in july.
The climate of Guam (Marianas) in july is bad
the weather in Marianas in july is wet (with 17.6in of precipitation over 22 days). The weather is worst than the previous month since in june there is an average of 9in of precipitation over 13 days.
The climate pleasant in this location this month. The thermometer averaged maximum of 86°F. In the morning the temperature drops to 85°F. Thus, the mean temperature average in july in Marianas is 85°F. These temperatures are far removed from those records observed in Marianas in july with a maximum record of 88°F in 2017 and a minimum record of 79°F in 2021. You can plan to have 86°F or more for all the month.
In july in Marianas, the days on average last 12:51. The sun rises at 06:01 and sets at 18:52.
July: another location in Micronesia?
If you want to go to Micronesia in july, there are destinations with better weather than Guam (Marianas):
In july, Chuuk Lagoon (Caroline Islands), Kosrae Island, Nauru and Palaos have a tolerable climate, but better than Guam (Marianas).
Seasonal average climate and temperature of Guam (Marianas) in july
Check below seasonal norms These statistics are set from the weather statements of the past years of july.
| July | |||||
| Outside temperature | |||||
| Average temperature | 85°F | ||||
| Highest temperature | 86°F | ||||
| Lowest temperature | 85°F | ||||
| Highest record temperature | 88°F (2017) | ||||
| Lowest record temperature | 79°F (2021) | ||||
| Number of days at +86°F | 11 day(s) (35%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 85°F | ||||
| Lowest sea temperature | 84°F | ||||
| Highest sea temperature | 86°F | ||||
| Wind | |||||
| Wind speed | 20km/h | ||||
| Wind temperature | 85°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 17.6in | ||||
| Number of days with rainfall | 22 day(s) (69%) | ||||
| Record daily rainfall | 9.7in (2014) | ||||
| Other climate data | |||||
| Humidity | 79% | ||||
| Visibility | 8.88km | ||||
| Cloud cover | 43% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:01 | ||||
| Time of sunset | 18:52 | ||||
| Length of day | 12:51 | ||||
| Our opinion about the weather in july | |||||
| Our opinion at whereandwhen.net | bad | ||||
How was the weather last july?
Here is the day by day recorded weather in Guam (Marianas) in july 2024:
81°F to 85°F
81°F to 86°F
81°F to 85°F
81°F to 85°F
81°F to 85°F
81°F to 85°F
83°F to 86°F
83°F to 85°F
81°F to 86°F
83°F to 86°F
83°F to 85°F
81°F to 83°F
81°F to 85°F
83°F to 85°F
83°F to 86°F
83°F to 85°F
81°F to 83°F
83°F to 85°F
81°F to 85°F
81°F to 85°F
77°F to 85°F
83°F to 85°F
83°F to 86°F
81°F to 85°F
81°F to 85°F
81°F to 85°F
79°F to 85°F
83°F to 85°F
81°F to 86°F
81°F to 86°F
81°F to 85°F
Map: other cities in Micronesia in july
Cities near Guam (Marianas):
| Yap islands in july | very bad weather |
| Chuuk Lagoon (Caroline Islands) in july | tolerable weather |
| Palaos in july | tolerable weather |
| Palikir in july | bad weather |
| Pohnpei in july | bad weather |
| Kosrae Island in july | tolerable weather |
| Nauru in july | tolerable weather |
| Marshall islands in july | very bad weather |
Click over cities on the map for information about the weather in july.
Guam
(Marianas)
perfect weather
good
tolerable
bad
very bad
Weather data for Guam (Marianas) in july:
Weather data for Guam (Marianas) for july are derived from an average of the weather forecast since 2009 in Guam (Marianas). There is a margin of error and these forecasts are to be considered as general information only. The weather in Guam (Marianas) can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Guam (Marianas).