Which is the hottest month in Rennell?

The hottest time of year in Rennell is normally January. Expect maximum daytime temperatures to reach 31°C with high heat and humidity.

Which month has the most rain in Rennell?

In terms of rainfall, March is usually the wettest month in Rennell with 330mm on average. There are normally 20 days in March with some rain.

When is it sunniest in Rennell?

The sunniest time of year in Rennell is normally August with bright sunshine on average for 55% of daylight hours; that's 7 hours of sunshine per day.

When is the sea warmest in Rennell?

The sea is usually at its warmest in Rennell in February when the water temperature reaches 29°C.

Best time to visit Rennell

Q: When is the best time to visit Rennell?

The best time to visit Rennell is July and October based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Find the best time to visit Rennell and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Rennell by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for the Solomon Islands

Carrentals.co.uk: up to 15% off late summer rentals

Sale

Save up to 15% on summer car hire with Carrentals.co.uk
Check out pick ups across the UK, Portugal, Spain & more
Travel before 31st August 2025 (inclusive)

Go to Carrentals.co.uk deal >>

Expires at 23:59 on Sunday 31st Aug 2025 · View all Carrentals.co.uk offers

When is the best time to visit Rennell?

The best time to visit Rennell is July and October based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

2.5
Jan
2.5
Feb
3
Mar
3
Apr
3
May
3
Jun
3.5
Jul
3
Aug
3
Sep
3.5
Oct
3
Nov
3
Dec

Change criteria

Max Day Temperature (°C)

31
Jan
31
Feb
30
Mar
30
Apr
30
May
30
Jun
29
Jul
30
Aug
30
Sep
31
Oct
31
Nov
30
Dec

Hours of Sunshine (daily)

6
Jan
6
Feb
6
Mar
6
Apr
6
May
6
Jun
6
Jul
7
Aug
6
Sep
7
Oct
7
Nov
6
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Solomon Islands (Rennell) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)