Climate Insights for Buka
North Bougainville District, Autonomous Region of Bougainville, Papua New Guinea
Climate Overview
The climate in Buka is hot. The average annual temperature is 27°C and approximately 3,016 mm of precipitation falls per year. Buka receives a notable amount of rainfall throughout the year, including during its driest month. Buka sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Buka is hot. The average annual temperature is 81°F and approximately 118.7 in of precipitation falls per year. Buka receives a notable amount of rainfall throughout the year, including during its driest month. Buka sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Buka has relatively stable temperatures year-round, staying within a 2°C range. The warmest month is January, when average highs reach 28°C and the mean temperature sits around 27°C. August is the coolest month, with minimum temperatures around 26°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.Buka has relatively stable temperatures year-round, staying within a 4°F range. The warmest month is January, when average highs reach 83°F and the mean temperature sits around 81°F. August is the coolest month, with minimum temperatures around 79°F and an average of 80°F. Daily temperature variation is modest, with an average difference of 3°F between highs and lows.
Precipitation
Buka is a very wet location, receiving approximately 3,016 mm of precipitation annually, which averages out to around 251 mm per month. The wettest month is April, averaging 319 mm of rainfall. March and August also tend to see above-average precipitation. The driest month is January, with just 187 mm. That's 131 mm less than April, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.Buka is a very wet location, receiving approximately 118.7 in of precipitation annually, which averages out to around 9.9 in per month. The wettest month is April, averaging 12.6 in of rainfall. March and August also tend to see above-average precipitation. The driest month is January, with just 7.4 in. That's 5.2 in less than April, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.
Wind
Buka is relatively calm, with an average annual wind speed of 10km/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 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 9km/h in winter, 10km/h in spring, 12km/h in summer, 11km/h in autumn.Buka is mildly breezy, with an average annual wind speed of 6mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is February, averaging 8mph, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in June, with average winds dropping to 5mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3mph gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 5mph in winter, 6mph in spring, 8mph in summer, 7mph in autumn.
Monthly Climate Data
The table below shows monthly climate averages for Buka 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 Buka 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.