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Guadalcanal Island in July 2027: weather, temperatures and activities

Do you want to visit Guadalcanal Island in July 2027? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether July is a good month to travel to Guadalcanal Island, Solomon Islands.

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Is it worth visiting Guadalcanal Island in July?

Check your ideal travel criteria and see if the month of July suits your plans to go to Guadalcanal Island.
What matters most?
Guadalcanal Island in July 2027: weather, temperatures and activities

Page summary

Guadalcanal Island in July in summary
Fair weather
Min 26°C Max 29°C 275 mm 16 day(s) 86% 45% 30°C UV 6 10.0 h/day
Best activities in July
Beach and swimmingAnimal observationDiving and snorkelingWatersportsNature and landscapesBoat trip and cruise
Practical guidelines
Moderate crowds 06:37 18:14
Hourly weather

Average weather in Guadalcanal Island in July 2027

Fair weather

The weather in Guadalcanal Island in July 2027 is based on statistical data from previous years in July. This allows you to forecast the weather in July 2027. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Guadalcanal Island in July

Temperatures, precipitation and monthly trends help to better understand the climate in Guadalcanal Island in July.

Temperatures and rain in Guadalcanal Island in July

Average daily weather

Temperatures and rain day by day in July.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of July is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Guadalcanal Island in July

Seasonal normals

Seasonal normals of Guadalcanal Island in July

Check the seasonal normals in Guadalcanal Island in July and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
July
Weather data June July August
Outside temperature
Average temperature 27.9°C 27.5°C 27.7°C
Maximum temperature 29.5°C 29.1°C 29.4°C
Minimum temperature 26.3°C 25.9°C 25.9°C
Record maximum temperature 32.0°C
(2011)
32.0°C
(2011)
32.0°C
(2011)
Record low temperature 24.0°C
(2010)
22.0°C
(2014)
23.0°C
(2011)
Number of days at +30° 17 day(s)
(57%)
13 day(s)
(42%)
15 day(s)
(48%)
Number of days at +18° 30 day(s)
(100%)
31 day(s)
(100%)
31 day(s)
(100%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Sea temperature
Sea temperature (average) 29.3°C 28.7°C 28.7°C
Sea temperature (minimum) 28.3°C 28.1°C 27.5°C
Sea temperature (maximum) 30.3°C 29.5°C 29.9°C
Wind
Wind speed 11 km/h 14 km/h 13 km/h
Wind temperature 26.4°C 25.9°C 25.9°C
Precipitation (rain)
Precipitation 281.8 mm 275.0 mm 283.6 mm
Number of days with precipitation 26 day(s)
(87%)
27 day(s)
(87%)
26 day(s)
(84%)
Number of days with significant precipitation (greater than 5 mm) 18 day(s)
(58%)
16 day(s)
(51%)
17 day(s)
(55%)
Record precipitation in one day 83.9 mm
(2017)
85.6 mm
(2013)
76.3 mm
(2018)
Other weather data
Humidity 86% 86% 85%
Visibility 9.0 km 9.0 km 9.0 km
Cloud cover 41% 45% 44%
UV index 6 6 6
Daily sunshine 10h 10h 10h
Sunrise and sunset
Sunrise time 06h33 06h37 06h30
Sunset time 18h07 18h14 18h18
Day length 11h34 11h37 11h48
Our opinion on the climate in July
The review of Where And When fair weather fair weather fair weather
Activities and events

What to do in Guadalcanal Island in July?

Best activities in July
Beach and swimmingAnimal observationDiving and snorkelingWatersportsNature and landscapesBoat trip and cruise
Observed weather

What was the weather like in Guadalcanal Island in July last?

Find the observed weather calendar in Guadalcanal Island in July 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Partly Cloudy
25°C30°C2.6 mm
2
Clear/Sunny
25°C29°C0.2 mm
3
Patchy rain nearby
25°C30°C0.3 mm
4
Light rain shower
25°C28°C5.7 mm
5
Patchy rain nearby
25°C30°C0.0 mm
6
Clear/Sunny
25°C30°C0.0 mm
7
Patchy rain nearby
25°C28°C2.0 mm
8
Patchy rain nearby
24°C27°C6.9 mm
9
Patchy rain nearby
24°C29°C1.5 mm
10
Patchy rain nearby
25°C29°C0.7 mm
11
Patchy rain nearby
25°C29°C2.0 mm
12
Patchy rain nearby
25°C29°C2.1 mm
13
Light rain shower
25°C28°C4.0 mm
14
Light rain shower
25°C27°C6.1 mm
15
Partly Cloudy
24°C28°C2.8 mm
16
Clear/Sunny
24°C29°C0.1 mm
17
Clear/Sunny
25°C30°C2.7 mm
18
Patchy rain nearby
24°C29°C1.0 mm
19
Light rain shower
24°C28°C3.1 mm
20
Partly Cloudy
25°C30°C0.5 mm
21
Patchy rain nearby
25°C30°C0.3 mm
22
Patchy rain nearby
25°C28°C4.0 mm
23
Clear/Sunny
24°C30°C0.2 mm
24
Patchy rain nearby
25°C29°C1.2 mm
25
Patchy rain nearby
25°C29°C1.0 mm
26
Patchy rain nearby
25°C30°C1.0 mm
27
Patchy rain nearby
24°C30°C0.2 mm
28
Patchy rain nearby
24°C29°C2.1 mm
29
Patchy rain nearby
25°C30°C0.6 mm
30
Clear/Sunny
24°C30°C0.0 mm
31
Clear/Sunny
24°C30°C0.0 mm
Nearby

Where to go near Guadalcanal Island in July?

Compare cities and destinations near Guadalcanal Island in July to find another travel stop, a nearby alternative or a logical continuation of your stay in Guadalcanal Island.

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Every month

Best time to visit Guadalcanal Island month by month

Compare the weather in Guadalcanal Island across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Guadalcanal Island in July: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

It's an average period, nothing special. Conditions are mediocre in Guadalcanal Island in July, which ranks this month 2th out of 12. The choice of region will make a real difference.

Expect an average of 29°C during the day and 26°C at night, with about 275 mm of precipitation spread over 16 rainy days.

Yes: the sea is 29°C on average in July, a pleasant temperature for swimming.

Expect about 10.0 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Beach and swimming, Animal observation, Diving and snorkeling and Watersports. These are the ones for which the conditions on site are most favourable.

Visitor numbers are moderate: this month is in Moderate crowds, with an index of 53/100. It is often a good compromise between weather and tranquility.
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Temperatures are shown in degrees Celsius and precipitation in millimetres. Based on your country of connection, °F and inches may be more familiar to you.