Aru, DR Congo experiences average highs of 27°C (81°F) and lows of 18°C (64°F) throughout the year. Rainfall is frequent, averaging about 15 rainy days per month. Sunshine is abundant, averaging about 10 hours per day. Average highs have stayed broadly stable across the available records.
Aru, DR Congo Weather & Climate 2026
Monthly climate averages for Aru, DR Congo. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Jul–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
7.8/10
Best: January, February, December
UV Index
9
High
Temperature 27°C / 18°C
Feels Like 29°C / 19°C
Rainy Days 15
Rainfall 114 mm
Sunshine 10 h
Humidity 68%
Wind Speed 11 km/h
Dew Point 16°C
Hottest Month
31°C
February
Avg Low20°C
Rain4days
Coldest Month
17°C
August
Avg High25°C
Rain23days
Driest Month
1days
January
Avg High30°C
Avg Low19°C
Windiest Month
14 km/h
December (Gusts 34)
Worst Time to Visit
Consider avoiding July, August, September, October due to heavy rainfall.
Sun Position
Sunrise 05:50
Daylight 12.3h
Sunset 18:07
Live conditions—
Aru on the map · live conditions
Aru, DR Congo
- Continent
- Africa
- Country
- DR Congo
- City
- Aru
- Population
- 45.5K
- Coordinates
- 2.86°, 30.84°
Seasonal Breakdown
Spring
Mar–May
Avg High 28°C
Avg Low 19°C
Rain 15 days/mo
Summer
Jun–Aug
Avg High 26°C
Avg Low 17°C
Rain 21 days/mo
Autumn
Sep–Nov
Avg High 26°C
Avg Low 17°C
Rain 20 days/mo
Winter
Dec–Feb
Avg High 30°C
Avg Low 19°C
Rain 3 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: 30°C / 19°C . Feb: 31°C / 20°C . Mar: 30°C / 20°C . Apr: 27°C / 19°C . May: 27°C / 18°C . Jun: 26°C / 17°C . Jul: 25°C / 17°C . Aug: 25°C / 17°C . Sep: 26°C / 17°C . Oct: 26°C / 17°C . Nov: 27°C / 18°C . Dec: 28°C / 18°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 5 mm. Feb: 18 mm. Mar: 102 mm. Apr: 136 mm. May: 151 mm. Jun: 141 mm. Jul: 175 mm. Aug: 195 mm. Sep: 161 mm. Oct: 165 mm. Nov: 98 mm. Dec: 26 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 43%. Feb: 42%. Mar: 61%. Apr: 73%. May: 76%. Jun: 76%. Jul: 79%. Aug: 81%. Sep: 80%. Oct: 79%. Nov: 73%. Dec: 58%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 13 km/h . Feb: 14 km/h . Mar: 14 km/h . Apr: 12 km/h . May: 10 km/h . Jun: 9 km/h . Jul: 9 km/h . Aug: 9 km/h . Sep: 10 km/h . Oct: 11 km/h . Nov: 13 km/h . Dec: 14 km/h .
Sunshine
Sunshine
Sunshine: Jan: 11h. Feb: 11h. Mar: 11h. Apr: 10h. May: 11h. Jun: 11h. Jul: 10h. Aug: 10h. Sep: 10h. Oct: 10h. Nov: 10h. Dec: 11h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 9. Feb: UV 9. Mar: UV 9. Apr: UV 8. May: UV 9. Jun: UV 8. Jul: UV 8. Aug: UV 9. Sep: UV 9. Oct: UV 9. Nov: UV 9. Dec: UV 8.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Feb 2025 · 33°C | Feb · 31°C |
| Coldest month | Aug 2025 · 16°C | Aug · 17°C |
| Wettest month | Aug 2025 · 280 mm | Aug · 195 mm |
| Windiest month | Nov 2025 · 15 km/h | Dec · 14 km/h |
Month-by-Month Weather Table
January best
Excellent 
February best
Excellent March
Good April
Good May
Good June
Good July
Wet August
Wet September
Wet October
Wet November
Good December best
Excellent | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 30°C / 19°C | 30°C / 19°C | 1days (5 mm) Excellent | 10.8h Excellent | 43% Moderate | 8.6 Very High | Excellent | View Details |
| February best | 31°C / 20°C | 31°C / 20°C | 4days (18 mm) Good | 10.9h Excellent | 42% Moderate | 8.9 Very High | Excellent | View Details |
| March | 30°C / 20°C | 31°C / 21°C | 11days (102 mm) Wet | 10.6h Excellent | 61% Muggy | 9.3 Very High | Good | View Details |
| April | 27°C / 19°C | 30°C / 20°C | 17days (136 mm) Wet | 10h Excellent | 73% Muggy | 8.4 Very High | Good | View Details |
| May | 27°C / 18°C | 30°C / 20°C | 17days (151 mm) Wet | 10.5h Excellent | 76% Humid | 8.5 Very High | Good | View Details |
| June | 26°C / 17°C | 28°C / 19°C | 17days (141 mm) Wet | 10.5h Excellent | 76% Humid | 8.1 Very High | Good | View Details |
| July | 25°C / 17°C | 28°C / 18°C | 22days (175 mm) Wet | 10h Excellent | 79% Humid | 8 Very High | Wet | View Details |
| August | 25°C / 17°C | 28°C / 18°C | 23days (195 mm) Wet | 10.2h Excellent | 81% Humid | 8.6 Very High | Wet | View Details |
| September | 26°C / 17°C | 29°C / 18°C | 23days (161 mm) Wet | 10.2h Excellent | 80% Humid | 9.1 Very High | Wet | View Details |
| October | 26°C / 17°C | 29°C / 19°C | 22days (165 mm) Wet | 10.1h Excellent | 79% Humid | 8.9 Very High | Wet | View Details |
| November | 27°C / 18°C | 28°C / 19°C | 14days (98 mm) Wet | 10.3h Excellent | 73% Muggy | 8.7 Very High | Good | View Details |
| December best | 28°C / 18°C | 28°C / 19°C | 4days (26 mm) Good | 10.8h Excellent | 58% Moderate | 8.3 Very High | Excellent | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Aru are January, February, December, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Aru, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Aru is February, with average daytime highs of 31°C (88°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Aru is August, with average overnight lows of 17°C (62°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Aru is August, averaging 195mm of precipitation across 23 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Aru runs through August, September, July, October, with the heaviest rainfall in August. Based on 10-year averages for Aru.
Aru receives approximately 125 sunshine hours per year. The sunniest month is February with around 11 hours. Based on climate data for Aru.
The least favorable months to visit Aru are July, August, September, October, primarily due to heavy rainfall. For the best conditions, consider January, February, December instead.
The annual average UV index in Aru is 9, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Aru is 68%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Average wind speeds in Aru are 11 km/h (7 mph). The windiest month is December with peak winds reaching 14 km/h (9 mph) (gusts up to 34 km/h / 21 mph).
Aru averages 1 clear-sky days per month with overall cloud cover around 68%. The clearest skies occur in January.
The annual average dew point in Aru is 16°C (61°F), which feels noticeably humid. Summer months may feel slightly sticky, but conditions remain manageable for most people.
Aru 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 Aru ranges from 19°C (66°F) to 29°C (84°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Aru. It earns a climate score of 7.4/10 with Good.
For June in Aru, pack Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). With average highs of 26°C (79°F) and 17 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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