Port Moresby
May
Weather in Port Moresby for May 2025
Your guide to Port Moresby weather in May - trends and predictions
In general, the average temperature in Port Moresby at the beginning of May is 29.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 27.4 °C by the end of May.
Port Moresby experiences an exceptionally high level of rainfall in May, with more than 24 rainy days on average.
Is May a good time to visit Port Moresby? check out the best time to travel to Port Moresby page.
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5
Dry days
26
Rainy days
0
Snow days
29°/23°
Temperatures
17 km/h
Avg max wind
87 %
Avg humidity
Port Moresby in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2  30° | 3  29° | 4 29° | |||
| 5 29° | 6 30° | 7 29° | 8 30° | 9  27° | 10 28° | 11 29° |
| 12 28° | 13 29° | 14 29° | 15 29° | 16 27° | 17 29° | 18 28° |
| 19 28° | 20  29° | 21 29° | 22 27° | 23 28° | 24 28° | 25 28° |
| 26 26° | 27 27° | 28 27° | 29 28° | 30 27° | 31 29° |
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Temperatures trend during May in Port Moresby
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Overcast | 30° /24° | 1.5 mm | 7 | |
| 2 May | Patchy rain possible | 30° /24° | 5.1 mm | 7 | |
| 3 May | Moderate or heavy rain shower | 29° /24° | 20 mm | 7 | |
| 4 May | Moderate or heavy rain shower | 29° /24° | 14.3 mm | 7 | |
| 5 May | Patchy rain possible | 29° /24° | 6.8 mm | 7 | |
| 6 May | Patchy rain possible | 30° /24° | 10.1 mm | 7 | |
| 7 May | Overcast | 29° /24° | 7.9 mm | 7 | |
| 8 May | Patchy rain possible | 30° /24° | 2.6 mm | 7 | |
| 9 May | Heavy rain at times | 27° /24° | 6.7 mm | 7 | |
| 10 May | Heavy rain at times | 28° /23° | 3.3 mm | 7 | |
| 11 May | Moderate or heavy rain shower | 29° /24° | 5.4 mm | 7 | |
| 12 May | Moderate or heavy rain shower | 28° /24° | 9.3 mm | 7 | |
| 13 May | Moderate or heavy rain shower | 29° /24° | 4.5 mm | 7 | |
| 14 May | Patchy rain possible | 29° /23° | 0.3 mm | 7 | |
| 15 May | Moderate or heavy rain shower | 29° /23° | 4.5 mm | 7 | |
| 16 May | Moderate or heavy rain shower | 27° /24° | 49.7 mm | 7 | |
| 17 May | Moderate or heavy rain shower | 29° /23° | 12.3 mm | 7 | |
| 18 May | Moderate or heavy rain shower | 28° /24° | 30.9 mm | 7 | |
| 19 May | Patchy rain possible | 28° /24° | 3 mm | 7 | |
| 20 May | Cloudy | 29° /23° | 0.1 mm | 7 | |
| 21 May | Patchy rain possible | 29° /22° | 2.5 mm | 7 | |
| 22 May | Moderate rain at times | 27° /23° | 2.6 mm | 7 | |
| 23 May | Patchy rain possible | 28° /23° | 1.2 mm | 7 | |
| 24 May | Moderate or heavy rain shower | 28° /23° | 8.5 mm | 7 | |
| 25 May | Moderate or heavy rain shower | 28° /23° | 12 mm | 7 | |
| 26 May | Moderate or heavy rain shower | 26° /23° | 8.4 mm | 7 | |
| 27 May | Moderate or heavy rain shower | 27° /23° | 37.7 mm | 7 | |
| 28 May | Moderate or heavy rain shower | 27° /23° | 20.7 mm | 7 | |
| 29 May | Moderate or heavy rain shower | 28° /23° | 71.7 mm | 7 | |
| 30 May | Moderate or heavy rain shower | 27° /23° | 75.9 mm | 7 | |
| 31 May | Overcast | 29° /23° | 0.7 mm | 7 | |
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Important Notice
Our weather forecast for Port Moresby in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Port Moresby forecast closer to your planned date for the most up-to-date weather information.
Port Moresby in May - FAQ
What are the expected maximum and minimum temperatures in Port Moresby during May?
During May, expect a variety of temperatures with highs around 29° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Port Moresby during May?
Significant rainfall exceeding 868.5 mm is expected in Port Moresby during May, occurring over more than 26 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Port Moresby during May?
The average wind speed in Port Moresby during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Port Moresby in May?
As you prepare for your trip to Port Moresby in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Port Moresby, during May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Sandals/Flip-flops: Comfortable for warm climates
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
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Where is Port Moresby?Get accurate weather forecasts for Port Moresby, located at latitude -9.477 and longitude 147.151. Stay updated with localized weather information tailored for Port Moresby.
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