Honiara
Solomon Islands
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Honiara, Solomon Islands

A tropical white sand beach in Honiara, in the glorious Solomon Islands, with palm trees and shrubs along the edge
A tropical white sand beach in Honiara, in the glorious Solomon Islands, with palm trees and shrubs along the edge
The last month of the autumn, May, is also a hot month in Honiara, Solomon Islands, with average temperature varying between 23°C (73.4°F) and 31°C (87.8°F).

Temperature

January, February, April, May, October through December, with an average high-temperature of 31°C (87.8°F), are the warmest months.

Rainfall

In Honiara, during May, the rain falls for 15 days and regularly aggregates up to 130mm (5.1") of precipitation. Throughout the year, there are 196 rainfall days, and 2171mm (85.5") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature in Honiara is 29.8°C (85.6°F).
Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

In May, the average length of the day in Honiara is 11.7h.

Sunshine

January, March through June, August through December, with an average of 6h of sunshine, are months with the most sunshine.

UV index

In May, the average daily maximum UV index in Honiara, Solomon Islands, is 10. A UV Index estimate of 8 to 10 represents a very high health risk from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 10 transform into the following instructions:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What are the warmest months in Honiara?

Warmest months are January, February, April, May, October through December, with an average high-temperature of 31°C (87.8°F).

What is the temperature in May in Honiara?

In May, in Honiara, the average high-temperature is 31°C (87.8°F), and the average low-temperature is 23°C (73.4°F).

How much does it rain in Honiara in May?

In Honiara, in May, during 15 rainfall days, 130mm (5.1") of precipitation is typically accumulated.

How warm is the water in May in Honiara?

In Honiara, the average seawater temperature in May is 29.8°C (85.6°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Honiara have in May?

In Honiara, the average length of the day in May is 11.7h.

What are the months with the most sunshine in Honiara?

January, March through June, August through December, with an average of 6h of sunshine, are months with the most sunshine.

How many hours of sunshine does Honiara have in May?

In Honiara, Solomon Islands, the average sunshine in May is 6h.

What is the UV index reading in May in Honiara?

The average daily maximum UV index in May in Honiara is 10. A UV Index of 8 to 10 symbolizes a very high health risk from the exposure to the Sun's UV rays.
Average temperature in May - Honiara, Solomon Islands
  • Average high temperature in May: 31°C

Warmest months (with the highest average high temperature) are January, February, April, May, October, November and December (31°C).
Months with the lowest average high temperature are July and August (29°C).

  • Average low temperature in May: 23°C

Months with the highest average low temperature are January, February, March, April, May, October, November and December (23°C).
Coldest months (with the lowest average low temperature) are June, July, August and September (22°C).

Average rainfall in May - Honiara, Solomon Islands
  • Average rainfall in May: 130mm

The wettest month (with the highest rainfall) is March (358mm).
The driest month (with the lowest rainfall) is August (91mm).

Average rainfall days in May - Honiara, Solomon Islands
  • Average rainfall days in May: 15 days

The month with the highest number of rainy days is March (22 days).
Months with the lowest number of rainy days are June and August (13 days).

Average sea temperature in May - Honiara, Solomon Islands
  • Average sea temperature in May: 29.8°C

The best month for swimming (with the highest average sea temperature) is April (30.3°C).
The coldest month (with the lowest average sea temperature) is August (28.6°C).

Average daylight in May / Average sunshine in May - Honiara, Solomon Islands
  • Average daylight in May: 11.7h

The month with the longest days is December (Average daylight: 12.7h).
Months with shortest days are June and July (Average daylight: 11.6h).

  • Average sunshine in May: 6h

Months with most sunshine are January, March, April, May, June, August, September, October, November and December (Average sunshine: 6h).
Months with least sunshine are February and July (Average sunshine: 5).

Average UV index in May - Honiara, Solomon Islands
  • Average UV index in May: 10

Months with the highest UV index are January, February, March, April, August, September, October, November and December (UV index 12).
The month with the lowest UV index is June (UV index 9).