Porto-Novo Weather in August
Porto-Novo in August sees high daytime temperatures of 28°C (82°F) and nighttime lows of 24°C (75°F). Rainfall is fairly high this month at around 115 mm (4.5 in), so pack a rain jacket to stay dry.
Rainfall in Porto-Novo in August
Historically, the month has about 10 days of rain, averaging 115 mm (4.5 in) in total. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Porto-Novo in August
Daytime highs in Porto-Novo in August reach 28°C (82°F), with nights around 24°C (75°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. At 24°C (75°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference. While slightly cooler, this month still offers warm and pleasant weather.
Sunshine in Porto-Novo in August
The area enjoys a moderate level of sunlight, with around 152 hours. It's a good balance between sunny and cloudy days.If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit Porto-Novo.
Porto-Novo Temperature in August
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Porto-Novo Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Porto-Novo - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Porto-Novo typically stay consistent throughout August, with daily highs averaging around 28°C (82°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in August
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather records for Porto-Novo in August
Browse day-by-day weather records for Porto-Novo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Porto-Novo historical weather extremes in August
The extremes listed below come from historical weather data collected in Porto-Novo from 2001 through 2026.
- The hottest August day on record in Porto-Novo reached 34°C (93°F) (August 3, 2026).
- The coldest August day was on August 11, 2006, with a maximum of 25°C (77°F).
- Nighttime temperatures dropped to 21°C (70°F) on August 26, 2014, marking the coldest August night on record.
- The wettest day in August Porto-Novo was on August 29, 2005 with 63 mm (2.5 in) of precipitation.
Best Places in Benin in August
Find out more about the weather in Benin and which places have the best travel conditions in this month. See all of Benin in August →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Porto-Novo in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses could come in handy during the sunnier parts of your trip.
What To Do in Porto-Novo in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Porto-Novo 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Porto-Novo climate overview or explore weather in Benin.
Popular in August
Where to go in August - average daytime high across popular destinations.
Dassa-Zoumé
30°C (86°F) Allada
29°C (84°F) Abomey30°C (86°F) Ouidah28°C (82°F) Ganvié28°C (82°F) Abomey-Calavi28°C (82°F) Cococodji28°C (82°F) Cotonou27°C (81°F) 
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