May weather forecast
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

May

Weather in May

May in Honiara sees further reduction in rainfall, signifying a shift in the weather pattern. Temperatures remain within a comfortable range, supplementing the island's exotic charm. A gradual decrease in daily rainfall from April to 165mm (6.5") gives way to increased outdoor opportunities. The relative humidity dips slightly, reducing the overall warmth of the environment. The sea temperature starts to cool, yet continues to remain conducive for marine adventures.

Temperature

In May, Honiara's weather conditions record an average high-temperature of a still warm 28.8°C (83.8°F), demonstrating little divergence from the preceding month. May introduces a small decrease to a nighttime average of 24.1°C (75.4°F).

Heat index

Throughout May, the heat index is evaluated at a fiery hot 35°C (95°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

In Honiara, Solomon Islands, the average relative humidity in May is 84%.

Rainfall

In Honiara, during May, the rain falls for 28 days and regularly aggregates up to 165mm (6.5") of precipitation. In Honiara, during the entire year, the rain falls for 327.8 days and collects up to 2474mm (97.4") of precipitation.

Sea temperature

In Honiara, in May, the average water temperature is 29.8°C (85.6°F).
Note: For activities such as swimming and diving, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as particularly pleasant and satisfying for prolonged periods without feeling uneasy.

Daylight

The average length of the day in May is 11h and 41min.
On the first day of the month, sunrise is at 06:23 and sunset at 18:10. On the last day of May, in Honiara, sunrise is at 06:29 and sunset at 18:06 +11.

Sunshine

In Honiara, the average sunshine in May is 8.2h.

UV index

April, May, July and September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.
Note: During May, 7 as the daily maximum UV index converts into the following advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be attentive! The UV exposure is heightened with reflections from sand and water.

Frequently asked questions

How hot is it in Honiara in May?
An average high-temperature, in May, in Honiara, is 28.8°C (83.8°F) and the average low-temperature is 24.1°C (75.4°F). In May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 35°C (95°F).
What is the average humidity in May?
In Honiara, the average relative humidity in May is 84%.
How many days does it rain in May?
In May, the rain falls for 28 days. Throughout May, 165mm (6.5") of precipitation is accumulated.
How warm is the water in May?
In Honiara, in May, the average water temperature is 29.8°C (85.6°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.
What is the average length of the day in May?
In Honiara, the average day length in May is 11h and 41min.
When are sunrise and sunset in May?
In May, on the first day of the month, sunrise is at 06:23 and sunset at 18:10. On the last day of the month, sunrise is at 06:29 and sunset at 18:06 +11.
How long on average sun shines in May?
The average sunshine duration in May is 8.2h.
When is the highest UV index?
April, May, July and September, with an average maximum UV index of 7, are months with the highest UV index in Honiara.
What is the UV index intensity in May?
In May, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Honiara, Solomon Islands
  • Average high temperature in May: 28.8°C

The warmest month (with the highest average high temperature) is December (29.3°C).
The month with the lowest average high temperature is July (27.8°C).

  • Average low temperature in May: 24.1°C

The month with the highest average low temperature is January (24.2°C).
The coldest months (with the lowest average low temperature) are August and September (23.4°C).

Average pressure in May
Honiara, Solomon Islands
  • Average pressure in May: 1009.7mbar

The month with the highest atmospheric pressure is August (1010.5mbar).
The month with the lowest atmospheric pressure is January (1006.9mbar).

Average wind speed in May
Honiara, Solomon Islands
  • Average wind speed in May: 7.8km/h

The windiest month (with the highest average wind speed) is July (11.3km/h).
The calmest month (with the lowest average wind speed) is December (6km/h).

Average humidity in May
Honiara, Solomon Islands
  • Average humidity in May: 84%

The months with the highest relative humidity are January, March and April (85%).
The months with the lowest relative humidity are August, September, October and November (83%).

Average rainfall in May
Honiara, Solomon Islands
  • Average rainfall in May: 165mm

The wettest months (with the highest rainfall) are March and December (299mm).
The driest month (with the least rainfall) is June (125mm).

Average rainfall days in May
Honiara, Solomon Islands
  • Average rainfall days in May: 28 days

The months with the highest number of rainy days are January, March and December (29.3 days).
The month with the least rainy days is August (24.3 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: 11h and 4min

The month with the longest days is December (Average daylight: 12h and 42min).
The month with the shortest days is June (Average daylight: 11h and 36min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is November (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 6h and 48min).

Average sunshine days in May
Honiara, Solomon Islands
  • Average sunshine days in May: 1.6 days

The month with the most sunshine days is August (4 days).
The month with the least sunshine days is January (0.3 days).

Average UV index in May
Honiara, Solomon Islands
  • Average UV index in May: 7

The months with the highest UV index are April, May, July and September (UV index 7).
The months with the lowest UV index are January, February, March, June, August, October, November and December (UV index 6).

Average cloud cover in May
Honiara, Solomon Islands
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is May (Cloud cover 41).

Average visibility in May
Honiara, Solomon Islands
  • Average visibility in May: 9km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).

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