May weather forecastGizo, Solomon Islands
May
Weather in May
May marks the onset of Gizo's transition season with marginally cooler sea temperatures and reduced rainfall. This month signifies further reduction in rainfall, down to 270mm (10.63"), while the UV index begins a slow decrease. The temperature range roughly continues on par with April, keeping up the steady tropical climate. As the rainfall lessens and days become clearer, water activities remain a popular choice among tourists.Temperature
Gizo's average high-temperature in May is a still hot 30°C (86°F), indicating a subtle variation from April. The average low-temperature, in May, is a moderately hot 24°C (75.2°F).Rainfall
In Gizo, in May, it is raining for 20 days, with typically 270mm (10.63") of accumulated precipitation. Throughout the year, there are 242 rainfall days, and 3643mm (143.43") of precipitation is accumulated.Sea temperature
In May, the average sea temperature is 29.8°C (85.6°F).Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for swimming, diving, and other activities, ensuring comfort and enjoyment for lengthened periods.
Daylight
In Gizo, the average length of the day in May is 11h and 45min.On the first day of the month, sunrise is at 06:35 and sunset at 18:24. On the last day of May, in Gizo, sunrise is at 06:39 and sunset at 18:20 +11.
Sunshine
January, March, May, June, August through November, with an average of 6h of sunshine, are months with the most sunshine.UV index
In Gizo, Solomon Islands, the average daily maximum UV index in May is 11. A UV Index of 11, and more, symbolizes an ultimate health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 11 in May converts into the following recommendations:
Adopt every vital precaution, unprotected skin and eyes may burn rapidly. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Sunscreen with an SPF of 30 or higher should be applied generously and frequently reapplied even on cloudy days, especially after each swim or outdoor workout. Attention! UV strength is notably upped by the reflection of sand and water.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Gizo, Solomon Islands
- Average high temperature in May: 30°C
The warmest months (with the highest average high temperature) are January, February, March, April, September, October, November and December (31°C).
The month with the lowest average high temperature is June (29°C).
- Average low temperature in May: 24°C
The months with the highest average low temperature are January, February, March, April, May, October and December (24°C).
The coldest months (with the lowest average low temperature) are June, July, August, September and November (23°C).
Average rainfall in May
Gizo, Solomon Islands
- Average rainfall in May: 270mm
The wettest month (with the highest rainfall) is January (396mm).
The driest month (with the least rainfall) is November (245mm).
Average rainfall days in May
Gizo, Solomon Islands
- Average rainfall days in May: 20 days
The months with the highest number of rainy days are January, March and July (22 days).
The month with the least rainy days is November (18 days).
Average sea temperature in May
Gizo, Solomon Islands
- Average sea temperature in May: 29.8°C
The best month for swimming (with the highest average sea temperature) is December (30.3°C).
The coldest months (with the lowest average sea temperature) are August and September (28.3°C).
Average daylight in May /
Average sunshine in May
Gizo, Solomon Islands
- Average daylight in May: 11h and 42min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in May: 6h
The months with the most sunshine are January, March, May, June, August, September, October and November (Average sunshine: 6h).
The months with the least sunshine are February, April, July and December (Average sunshine: 5h).
Average UV index in May
Gizo, Solomon Islands
- Average UV index in May: 11
The months with the highest UV index are January, February, March, April, August, September, October, November and December (UV index 12).
The months with the lowest UV index are June and July (UV index 10).





