Guadalcanal Island in august: average Weather, Temperature and Climate
Weather in Guadalcanal Island in august 2025
The weather in Guadalcanal Island in august comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
tolerable weather UV index: 7
Weather at 6am
79°F
Moderate rain at times
32% of time
30%
24%
11%
Weather at 12pm
86°F
Moderate rain at times
53% of time
22%
14%
11%
Weather at 6pm
79°F
Moderate rain at times
48% of time
20%
16%
11%
Weather at 3am
77°F
32%
26%
18%
11%
Evolution of daily average temperature and precipitation in Guadalcanal Island in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Guadalcanal Island in august.
The climate of Guadalcanal Island in august is tolerable
The climate in august in Guadalcanal Island is wet (with 11.2in of precipitation over 17 days). The situation is deteriorating compared to the previous month since in july there is an average of 10.9in of precipitation over 16 days.
The climate comfortable around this city this month. The high seasonal norm is 86°F. In the morning the temperature drops to 79°F. Thus, the mean temperature average on this month of august in Guadalcanal Island is 83°F. These temperatures are far removed from those records observed in Guadalcanal Island in august with a maximum record of 90°F in 2011 and a minimum record of 74°F in 2011. You can plan to have about 15 days with temperatures over 86°F, or 48 of the month.
On this month of august, day length in Guadalcanal Island is generally 11:48. The sun rises at 06:30 and sets at 18:18.
With proper weather, august is okay (but not good) to go in that area.
Seasonal average climate and temperature of Guadalcanal Island in august
Check below seasonal norms These datas are generated from the weather statements of the past years of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 83°F | ||||
| Highest temperature | 86°F | ||||
| Lowest temperature | 79°F | ||||
| Highest record temperature | 90°F (2011) | ||||
| Lowest record temperature | 74°F (2011) | ||||
| Number of days at +86°F | 15 day(s) (48%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 84°F | ||||
| Lowest sea temperature | 82°F | ||||
| Highest sea temperature | 86°F | ||||
| Wind | |||||
| Wind speed | 13km/h | ||||
| Wind temperature | 79°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 11.2in | ||||
| Number of days with rainfall | 17 day(s) (55%) | ||||
| Record daily rainfall | 3in (2018) | ||||
| Other climate data | |||||
| Humidity | 86% | ||||
| Visibility | 9km | ||||
| Cloud cover | 44% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:30 | ||||
| Time of sunset | 18:18 | ||||
| Length of day | 11:48 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last august?
Here is the day by day recorded weather in Guadalcanal Island in august 2024:
77°F to 85°F
77°F to 85°F
77°F to 85°F
77°F to 85°F
77°F to 79°F
77°F to 79°F
76°F to 83°F
77°F to 81°F
77°F to 83°F
76°F to 85°F
77°F to 83°F
76°F to 81°F
76°F to 81°F
77°F to 86°F
77°F to 86°F
77°F to 83°F
77°F to 86°F
77°F to 85°F
77°F to 85°F
77°F to 81°F
76°F to 86°F
77°F to 86°F
77°F to 86°F
76°F to 86°F
76°F to 85°F
76°F to 85°F
76°F to 81°F
77°F to 86°F
77°F to 85°F
76°F to 86°F
77°F to 86°F
Map: other cities in Solomon islands in august
Cities near Guadalcanal Island:
| Honiara in august | tolerable weather |
| Malaita Island in august | tolerable weather |
| San Christobal Island in august | tolerable weather |
| Santa Isabel Island in august | bad weather |
| New Georgia Islands in august | bad weather |
| Choiseul Island in august | very bad weather |
Click over cities on the map for information about the weather in august.
Guadalcanal Island
perfect weather
good
tolerable
bad
very bad
Weather data for Guadalcanal Island in august:
Weather data for Guadalcanal Island for august are derived from an average of the weather forecast since 2009 in Guadalcanal Island. There is a margin of error and these forecasts are to be considered as general information only. The weather in Guadalcanal Island 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 Guadalcanal Island.