Annual Weather Averages Near Porto Novo
Averages are for Cotonou Airport, which is 18 miles from Porto Novo.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Porto Novo
High Temp: 90 °F
Low Temp: 75 °F
Mean Temp: 82 °F
Precipitation: 4.26"
Humidity: 83%
Dew Point: 76 °F
Wind: 17 mph
Pressure: 29.85 "Hg
Visibility: 6 mi
January Climate & Weather Averages in Porto Novo
High Temp: 89 °F
Low Temp: 76 °F
Mean Temp: 83 °F
Precipitation: 1.02"
Humidity: 80%
Dew Point: 75 °F
Wind: 13 mph
Pressure: 29.82 "Hg
Visibility: 4 mi
February Climate & Weather Averages in Porto Novo
High Temp: 90 °F
Low Temp: 79 °F
Mean Temp: 85 °F
Precipitation: 1.18"
Humidity: 81%
Dew Point: 77 °F
Wind: 17 mph
Pressure: 29.81 "Hg
Visibility: 5 mi
March Climate & Weather Averages in Porto Novo
High Temp: 90 °F
Low Temp: 80 °F
Mean Temp: 85 °F
Precipitation: 3.11"
Humidity: 80%
Dew Point: 78 °F
Wind: 19 mph
Pressure: 29.80 "Hg
Visibility: 6 mi
April Climate & Weather Averages in Porto Novo
High Temp: 90 °F
Low Temp: 79 °F
Mean Temp: 84 °F
Precipitation: 4.52"
Humidity: 81%
Dew Point: 78 °F
Wind: 17 mph
Pressure: 29.80 "Hg
Visibility: 6 mi
May Climate & Weather Averages in Porto Novo
High Temp: 89 °F
Low Temp: 78 °F
Mean Temp: 83 °F
Precipitation: 7.58"
Humidity: 82%
Dew Point: 77 °F
Wind: 14 mph
Pressure: 29.84 "Hg
Visibility: 6 mi
June Climate & Weather Averages in Porto Novo
High Temp: 86 °F
Low Temp: 76 °F
Mean Temp: 81 °F
Precipitation: 12.02"
Humidity: 86%
Dew Point: 76 °F
Wind: 16 mph
Pressure: 29.89 "Hg
Visibility: 6 mi
July Climate & Weather Averages in Porto Novo
High Temp: 83 °F
Low Temp: 76 °F
Mean Temp: 80 °F
Precipitation: 4.72"
Humidity: 87%
Dew Point: 74 °F
Wind: 20 mph
Pressure: 29.92 "Hg
Visibility: 6 mi
August Climate & Weather Averages in Porto Novo
High Temp: 83 °F
Low Temp: 75 °F
Mean Temp: 79 °F
Precipitation: 2.20"
Humidity: 87%
Dew Point: 74 °F
Wind: 21 mph
Pressure: 29.92 "Hg
Visibility: 6 mi
September Climate & Weather Averages in Porto Novo
High Temp: 84 °F
Low Temp: 76 °F
Mean Temp: 80 °F
Precipitation: 5.17"
Humidity: 87%
Dew Point: 75 °F
Wind: 19 mph
Pressure: 29.89 "Hg
Visibility: 6 mi
October Climate & Weather Averages in Porto Novo
High Temp: 86 °F
Low Temp: 76 °F
Mean Temp: 81 °F
Precipitation: 6.67"
Humidity: 85%
Dew Point: 76 °F
Wind: 15 mph
Pressure: 29.86 "Hg
Visibility: 6 mi
November Climate & Weather Averages in Porto Novo
High Temp: 89 °F
Low Temp: 77 °F
Mean Temp: 83 °F
Precipitation: 2.39"
Humidity: 82%
Dew Point: 77 °F
Wind: 14 mph
Pressure: 29.83 "Hg
Visibility: 6 mi
December Climate & Weather Averages in Porto Novo
High Temp: 90 °F
Low Temp: 77 °F
Mean Temp: 83 °F
Precipitation: 0.57"
Humidity: 81%
Dew Point: 76 °F
Wind: 13 mph
Pressure: 29.83 "Hg
Visibility: 5 mi