Climate Insights for Vanimo
Vanimo-Green River District, Sandaun, Papua New Guinea
Climate Overview
The climate in Vanimo is hot. The average annual temperature is 27°C and approximately 3,657 mm of precipitation falls per year. Vanimo receives a notable amount of rainfall throughout the year, including during its driest month. Vanimo sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Vanimo is hot. The average annual temperature is 81°F and approximately 144 in of precipitation falls per year. Vanimo receives a notable amount of rainfall throughout the year, including during its driest month. Vanimo sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Vanimo has relatively stable temperatures year-round, staying within a 5°C range. The warmest month is November, when average highs reach 30°C and the mean temperature sits around 27°C. July is the coolest month, with minimum temperatures around 25°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows.Vanimo has relatively stable temperatures year-round, staying within a 11°F range. The warmest month is November, when average highs reach 87°F and the mean temperature sits around 81°F. July is the coolest month, with minimum temperatures around 76°F and an average of 80°F. Daily temperature variation is modest, with an average difference of 9°F between highs and lows.
Precipitation
Vanimo is a very wet location, receiving approximately 3,657 mm of precipitation annually, which averages out to around 305 mm per month. The wettest month is December, averaging 383 mm of rainfall. March and April also tend to see above-average precipitation. The driest month is September, with just 229 mm. That's 154 mm less than December, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.Vanimo is a very wet location, receiving approximately 144 in of precipitation annually, which averages out to around 12 in per month. The wettest month is December, averaging 15.1 in of rainfall. March and April also tend to see above-average precipitation. The driest month is September, with just 9 in. That's 6.1 in less than December, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.
Wind
Vanimo is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.Vanimo is relatively calm, with an average annual wind speed of 3mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is February, averaging 4mph, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1mph gap between the calmest and windiest months.
Monthly Climate Data
The table below shows monthly climate averages for Vanimo based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Vanimo based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.