When is the best time to go to Guadalcanal Island?

When is the best time to go to Guadalcanal Island? Here's some information to help you in your decision:

  • The best months in Guadalcanal Island are June, July, August and September
  • On average, it is hot all year round
  • The rainiest months are January, February, March and December
  • The sea temperature is suitable for swimming all year round


Annual weather in Guadalcanal Island

For full information about the climate and weather in Guadalcanal Island a specific month, click on the corresponding line below:

Month
January 81°F/86°F
26.3in
February 81°F/86°F
23.8in
March 81°F/86°F
26.6in
April 81°F/86°F
18.9in
May 81°F/86°F
14.7in
June 81°F/86°F
11.1in
July 79°F/86°F
10.9in
August 79°F/86°F
11.2in
September 81°F/86°F
13.9in
October 81°F/86°F
17.7in
November 81°F/88°F
20in
December 83°F/86°F
25.4in


Weather and climate in Guadalcanal Island

Guadalcanal Island enjoys an equatorial (or tropical rainforest) climate in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Guadalcanal Island is 86°F (ranging from 86°F in july to 88°F in november). Annual rainfall is 220.3in, with a minimum of 10.9in in july and a maximum of 26.6in in march.
  • Between the months of january and march the climate is very bad. the thermometer goes up to 86°F°C and it rains in march about 26.6in.
  • From april to november the climate is not good, but still OK. the thermometer goes up to 88°F°C and it rains about 77% of the time in november.
  • In december the climate is the worst possible. It is for example 86°F as maximum temperature in december and it rains in december about 25.4in.


Charts: temperature and rainfall in Guadalcanal Island

In the charts below, you can see the following seasonal norms for the city of Guadalcanal Island: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature

Humidity



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