July weather forecast
Honiara, Solomon Islands

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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

Weather in July

July experiences a further temperature drop, signaling the middle of the Honiara winter. However, it's also the windiest month with wind speeds reaching 11.3km/h (7mph). The reduction in sea temperatures to 28.8°C (83.8°F) might deter some beachgoers, but the clear water visibility provides excellent diving conditions. The lower temperatures and dry weather allow for a wider range of outdoor activities. The rainy days are fewer, making July an attractive time for visiting the city.

Temperature

July is the coldest month, with the temperature often reaching an average high of 27.8°C (82°F) and an average low of 23.7°C (74.7°F).

Heat index

The heat index value during July is evaluated at a hot 32°C (89.6°F). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.
Research indicates the heat index considers values in shaded locales and with light winds. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', offers an insight into how hot it feels when we factor in moisture content. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

The average relative humidity in July is 84%.

Rainfall

In Honiara, during July, the rain falls for 26 days and regularly aggregates up to 136mm (5.35") of precipitation. Throughout the year, there are 327.8 rainfall days, and 2474mm (97.4") of precipitation is accumulated.

Sea temperature

In Honiara, in July, the average water temperature is 28.8°C (83.8°F).
Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for swimming, diving, and similar water activities, ensuring pleasure and comfort for extended periods without feeling uneasy.

Daylight

In July, the average length of the day is 11h and 38min.
On the first day of the month, sunrise is at 06:36 and sunset at 18:11. On the last day of July, sunrise is at 06:35 and sunset at 18:17 +11.

Sunshine

In Honiara, the average sunshine in July is 7.4h.

UV index

The months with the highest UV index are April, May, July and September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 7 in July translates into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be attentive! The UV exposure is heightened with reflections from sand and water.

Frequently asked questions

What is the coldest time of year?

July, with its average high-temperature of 27.8°C (82°F) and an average low-temperature of 23.7°C (74.7°F), holds the record as the coldest month.

What are July temperatures?

The high-temperature, in July, in Honiara, records 27.8°C (82°F), while the low-temperature is 23.7°C (74.7°F). In July, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is evaluated at 32°C (89.6°F).

What is the average humidity in July in Honiara?

In Honiara, the average relative humidity in July is 84%.

How much does it rain in July?

In July, the rain falls for 26 days. Throughout July, 136mm (5.35") of precipitation is accumulated.

What is the sea water temperature in July?

In July, the average sea temperature is 28.8°C (83.8°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Honiara have in July?

In July, the average day length is 11h and 38min.

What time are sunrise and sunset in July?

On the first day of July, sunrise is at 06:36 and sunset at 18:11. On the last day of the month, sunrise is at 06:35 and sunset at 18:17 +11.

How many hours of sunshine does Honiara have in July?

In Honiara, the average sunshine duration in July is 7.4h.

When is the highest UV index in Honiara?

April, May, July and September, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index intensity in July?

The average daily maximum UV index in July is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.

Average temperature in July
Honiara, Solomon Islands

Average temperature in July - Honiara, Solomon Islands
  • Average high temperature in July: 27.8°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 July: 23.7°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 July
Honiara, Solomon Islands

Average pressure in July - Honiara, Solomon Islands
  • Average pressure in July: 1010.1mbar

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 July
Honiara, Solomon Islands

Average wind speed in July - Honiara, Solomon Islands
  • Average wind speed in July: 11.3km/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 July
Honiara, Solomon Islands

Average humidity in July - Honiara, Solomon Islands
  • Average humidity in July: 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 July
Honiara, Solomon Islands

Average rainfall in July - Honiara, Solomon Islands
  • Average rainfall in July: 136mm

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 July
Honiara, Solomon Islands

Average rainfall days in July - Honiara, Solomon Islands
  • Average rainfall days in July: 26 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 July
Honiara, Solomon Islands

Average sea temperature in July - Honiara, Solomon Islands
  • Average sea temperature in July: 28.8°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 July /
Average sunshine in July
Honiara, Solomon Islands

Average daylight in July / Average sunshine in July - Honiara, Solomon Islands
  • Average daylight in July: 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 July: 7h and 2min

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 July
Honiara, Solomon Islands

Average sunshine days in July - Honiara, Solomon Islands
  • Average sunshine days in July: 3.6 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 July
Honiara, Solomon Islands

Average UV index in July - Honiara, Solomon Islands
  • Average UV index in July: 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 July
Honiara, Solomon Islands

Average cloud cover in July - Honiara, Solomon Islands
  • Average cloud cover in July: 47

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 July
Honiara, Solomon Islands

Average visibility in July - Honiara, Solomon Islands
  • Average visibility in July: 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).

Honiara, Solomon Islands

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