When to Port Moresby
Climate guide & best times to travel
Best Time to Visit
Month-by-Month Guide
January
January represents one of the warmest months in Port Moresby with high temperatures reaching 89°F and consistent dry conditions. Despite being the peak of the Southern Hemisphere summer, the city maintains its characteristically arid climate with no recorded rainfall. The warm temperatures make it ideal for water activities, though visitors should plan indoor activities during the hottest parts of the day.
February
February continues the warm summer pattern with temperatures slightly moderating to 88°F highs while maintaining the dry climate characteristic of Port Moresby. The consistent 70% humidity and absence of rainfall create stable conditions for outdoor activities. This month offers excellent opportunities for exploring the city's attractions without weather-related disruptions.
March
March maintains the warm, dry conditions with 88°F highs and continues the pattern of minimal rainfall that defines Port Moresby's unique climate. As autumn approaches in the Southern Hemisphere, the weather remains remarkably stable and predictable. This consistency makes March an excellent time for both business travel and tourism activities.
April
April marks the beginning of slightly more comfortable conditions as temperatures stabilize at 88°F highs with the continued absence of significant rainfall. The weather remains ideal for outdoor exploration and cultural activities. This month represents the start of the more pleasant period for visitors seeking to avoid the peak summer heat.
May
May brings the first noticeable cooling trend with temperatures dropping to 87°F highs, while maintaining the characteristically dry conditions. This month marks the transition toward the most comfortable period of the year in Port Moresby. The pleasant temperatures combined with low rainfall make it an increasingly popular time for visitors.
June
June represents the beginning of Port Moresby's most comfortable period with temperatures cooling to 86°F highs and 73°F lows. The consistently dry conditions continue while the more moderate temperatures make outdoor activities particularly enjoyable. This month marks the start of the optimal visiting season for those seeking the most pleasant weather conditions.
July
July offers the coolest and most comfortable temperatures of the year with highs of 85°F and lows of 72°F, combined with the continued dry climate. This month represents peak comfort for visitors, making it ideal for all types of activities from cultural exploration to outdoor adventures. The pleasant conditions make July one of the most sought-after months for tourism.
August
August maintains the comfortable cool season conditions with 86°F highs and 72°F lows, continuing the dry weather pattern. This month extends the optimal visiting period with consistently pleasant temperatures and stable weather conditions. The combination of moderate temperatures and dry conditions makes August excellent for both leisure and business travel.
September
September begins the gradual warming trend with temperatures rising to 87°F highs while maintaining 73°F lows and dry conditions. The weather remains very pleasant and represents the tail end of the most comfortable visiting period. This month offers an excellent balance of moderate temperatures and the continued absence of rainfall.
October
October marks a return to warmer conditions with temperatures climbing to 89°F highs while lows increase to 74°F, all while maintaining the characteristic dry climate. As spring progresses in the Southern Hemisphere, the weather remains stable and predictable. This month offers good conditions for visitors, though temperatures are noticeably warmer than the peak comfort months.
November
November brings some of the warmest temperatures of the year with 90°F highs, while maintaining the dry conditions that characterize Port Moresby throughout the year. The increasing heat signals the approach of summer, though the absence of rainfall continues to make outdoor activities feasible. Visitors should plan for warmer conditions and seek shade during peak afternoon hours.
December
December reaches the year's peak temperatures with 90°F highs while continuing the remarkably dry pattern that defines Port Moresby's climate. Despite being the height of summer in the Southern Hemisphere, the consistent absence of rainfall maintains the city's unique arid character. The warm conditions are ideal for water-based activities and indoor cultural attractions.