Bourail, New Caledonia experiences average highs of 26°C (79°F) and lows of 21°C (70°F) throughout the year. Rainfall is moderate, averaging about 12 rainy days per month. Sunshine is abundant, averaging about 10 hours per day. High humidity combined with warm temperatures produces a tropical feel year-round. Average highs have cooled by 0.8°C (1.4°F) across the available records.
Bourail, New Caledonia Weather & Climate 2026
Monthly climate averages for Bourail, New Caledonia. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: May–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
7.5/10
Best: May, June, July, August, September
UV Index
7
High
Temperature 26°C / 21°C
Feels Like 29°C / 24°C
Rainy Days 12
Rainfall 111 mm
Sunshine 10 h
Humidity 78%
Wind Speed 13 km/h
Dew Point 20°C
Hottest Month
29°C
January
Avg Low24°C
Rain17days
Coldest Month
18°C
August
Avg High23°C
Rain7days
Driest Month
5days
July
Avg High23°C
Avg Low19°C
Windiest Month
14 km/h
September (Gusts 40)
Sea Temperature
23°C – 28°C
Warmest water: January (
28.1°C
)
Worst Time to Visit
Consider avoiding January, February, March, December due to heavy rainfall, oppressive humidity.
Sun Position
Sunrise 06:35
Daylight 10.8h
Sunset 17:24
Live conditions—
Bourail on the map · live conditions
Bourail, New Caledonia
- Continent
- Oceania
- Country
- New Caledonia
- City
- Bourail
- Population
- 5.5K
- Coordinates
- -21.57°, 165.50°
Seasonal Breakdown
Spring
Sep–Nov
Avg High 26°C
Avg Low 20°C
Rain 9 days/mo
1/3 best months
Summer
Dec–Feb
Avg High 29°C
Avg Low 24°C
Rain 18 days/mo
Autumn
Mar–May
Avg High 27°C
Avg Low 23°C
Rain 15 days/mo
1/3 best months
Winter
Jun–Aug
Avg High 23°C
Avg Low 19°C
Rain 6 days/mo
3/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 29°C / 24°C . Feb: 29°C / 24°C . Mar: 28°C / 24°C . Apr: 27°C / 23°C . May: 25°C / 21°C . Jun: 24°C / 20°C . Jul: 23°C / 19°C . Aug: 23°C / 18°C . Sep: 25°C / 19°C . Oct: 26°C / 20°C . Nov: 27°C / 22°C . Dec: 28°C / 23°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 195 mm. Feb: 204 mm. Mar: 148 mm. Apr: 174 mm. May: 63 mm. Jun: 40 mm. Jul: 47 mm. Aug: 69 mm. Sep: 38 mm. Oct: 84 mm. Nov: 98 mm. Dec: 174 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 79%. Feb: 83%. Mar: 83%. Apr: 82%. May: 79%. Jun: 77%. Jul: 75%. Aug: 74%. Sep: 72%. Oct: 75%. Nov: 75%. Dec: 78%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 12 km/h . Feb: 13 km/h . Mar: 12 km/h . Apr: 13 km/h . May: 13 km/h . Jun: 13 km/h . Jul: 13 km/h . Aug: 13 km/h . Sep: 14 km/h . Oct: 13 km/h . Nov: 12 km/h . Dec: 12 km/h .
Sunshine
Sunshine
Sunshine: Jan: 11h. Feb: 10h. Mar: 10h. Apr: 9h. May: 9h. Jun: 9h. Jul: 9h. Aug: 9h. Sep: 10h. Oct: 11h. Nov: 11h. Dec: 11h.
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 28°C . Feb: 28°C . Mar: 28°C . Apr: 28°C . May: 26°C . Jun: 25°C . Jul: 24°C . Aug: 23°C . Sep: 23°C . Oct: 24°C . Nov: 26°C . Dec: 27°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 9. Feb: UV 8. Mar: UV 7. Apr: UV 6. May: UV 6. Jun: UV 5. Jul: UV 5. Aug: UV 6. Sep: UV 7. Oct: UV 8. Nov: UV 9. Dec: UV 9.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have cooled by 0.8°C (1.4°F) across the available records. Average rainfall is trending wetter by about 58 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Dec 2025 · 29°C | Jan · 29°C |
| Coldest month | Aug 2025 · 19°C | Aug · 18°C |
| Wettest month | Feb 2025 · 381 mm | Feb · 204 mm |
| Windiest month | Aug 2025 · 15 km/h | Sep · 14 km/h |
Month-by-Month Weather Table
January
Wet 
February
Wet March
Wet April
Good May best
Excellent June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Excellent November
Good December
Fair | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 29°C / 24°C | 34°C / 28°C | 17days (195 mm) Wet | 10.8h Excellent | 79% Humid | 8.8 Very High | Wet | View Details |
| February | 29°C / 24°C | 34°C / 28°C | 20days (204 mm) Wet | 10h Excellent | 83% Humid | 7.7 Very High | Wet | View Details |
| March | 28°C / 24°C | 33°C / 28°C | 20days (148 mm) Wet | 9.7h Good | 83% Humid | 7.3 Very High | Wet | View Details |
| April | 27°C / 23°C | 31°C / 26°C | 16days (174 mm) Wet | 9.1h Good | 82% Humid | 6.4 High | Good | View Details |
| May best | 25°C / 21°C | 27°C / 23°C | 8days (63 mm) Wet | 8.7h Good | 79% Humid | 5.5 High | Excellent | View Details |
| June best | 24°C / 20°C | 25°C / 21°C | 6days (40 mm) Good | 8.8h Good | 77% Humid | 5 Moderate | Excellent | View Details |
| July best | 23°C / 19°C | 24°C / 20°C | 5days (47 mm) Good | 8.8h Good | 75% Muggy | 5.2 High | Excellent | View Details |
| August best | 23°C / 18°C | 24°C / 19°C | 7days (69 mm) Good | 8.9h Good | 74% Muggy | 6 High | Excellent | View Details |
| September best | 25°C / 19°C | 26°C / 20°C | 6days (38 mm) Good | 10.3h Excellent | 72% Muggy | 7.2 Very High | Excellent | View Details |
| October | 26°C / 20°C | 29°C / 22°C | 9days (84 mm) Wet | 10.8h Excellent | 75% Muggy | 8.3 Very High | Excellent | View Details |
| November | 27°C / 22°C | 31°C / 24°C | 12days (98 mm) Wet | 11.1h Excellent | 75% Muggy | 8.8 Very High | Good | View Details |
| December | 28°C / 23°C | 33°C / 27°C | 16days (174 mm) Wet | 10.7h Excellent | 78% Humid | 8.9 Very High | Fair | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Bourail are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Bourail, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Bourail is January, with average daytime highs of 29°C (84°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Bourail is August, with average overnight lows of 18°C (65°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Bourail is February, averaging 204mm of precipitation across 20 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Bourail runs through February, March, January, April, with the heaviest rainfall in February. Based on 10-year averages for Bourail.
Bourail receives approximately 118 sunshine hours per year. The sunniest month is November with around 11 hours. Based on climate data for Bourail.
The least favorable months to visit Bourail are January, February, March, December, primarily due to heavy rainfall, oppressive humidity. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Bourail is 7, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Bourail is 78%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes — sea temperatures in January, February, March, April, May, June, July, August, September, October, November, December average 26°C (79°F), which is warm and comfortable for swimming and water activities.
Average wind speeds in Bourail are 13 km/h (8 mph). The windiest month is September with peak winds reaching 14 km/h (8 mph) (gusts up to 40 km/h / 25 mph).
Bourail averages 1 clear-sky days per month with overall cloud cover around 60%. The clearest skies occur in September.
The annual average dew point in Bourail is 20°C (68°F), which feels muggy and uncomfortable. Expect heavy perspiration during warmer months — stay hydrated and take breaks in air-conditioned spaces.
Bourail has a Tropical Monsoon climate, classified as Am under the Köppen system. Tropical climates are warm year-round with high rainfall and temperatures rarely dropping below 18°C (64°F).
The 'feels like' temperature in Bourail ranges from 24°C (75°F) to 29°C (84°F) on average. Humidity and radiant heat mean it often feels warmer than the thermometer reads, especially in summer months.
Yes, June is a great time to visit Bourail. It earns a climate score of 9.3/10 with Excellent.
For June in Bourail, pack Umbrella, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 24°C (75°F) and 6 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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