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Rennell weather in January 2026
Expect 31°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Rennell in January based on long-term weather averages. There is usually 19 days with some rainfall and 294 mm of average monthly rainfall in January.
- 31°C max day temperature
31
- 6 hours of sunshine per day
- 19 days with some rainfall
19
- 23°C min night temperature
23
- 13 hours of daylight per day
13
- High heat & humidity
H
- 294 mm of monthly rainfall
294
- 11+ (Extreme) UV index
11
- 29°C sea temperature
29
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Recommended for the Solomon Islands
The January weather guide for Solomon Islands (Rennell) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in Rennell in January?
Daytime temperatures usually reach 31°C in Rennell in January with high heat and humidity, falling to 23°C at night.
How sunny is it in Rennell in January?
There are normally 6 hours of bright sunshine each day in Rennell in January - that's 50% of daylight hours.
How warm is the sea around Rennell in January?
The average sea temperature around Rennell in January is 29°C.
Does it rain in Rennell in January?
There are usually 19 days with some rain in Rennell in January and the average monthly rainfall is 294mm.
What is the chance of a cyclone in Rennell in January?
On average 1 day in January in Rennell is likely to be affected by the passage of one or more tropical storms.
Rennell January sunrise & sunset times
Browse the sunrise and sunset times for Rennell in January 2026. Select a month to view Rennell sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Thursday, 1st January 2026 | 05:59 | 18:47 |
Friday, 16th January 2026 | 06:08 | 18:51 |
Saturday, 31st January 2026 | 06:15 | 18:51 |
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