Climate Insights for Amazon Bay

, Central Province, Papua New Guinea

Hottest
January
29°C peak
Coldest
August
24°C low
Wettest
April
300mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Amazon Bay is hot. The average annual temperature is 27°C and approximately 2130mm of precipitation falls per year. Amazon Bay receives a notable amount of rainfall throughout the year, including during its driest month. Amazon Bay is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: January, December, March. The coldest months are August, July, September, when temperatures can drop to 24°C.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 29° Average: 28° Min: 26° Feb Max: 29° Average: 28° Min: 26° Mar Max: 29° Average: 27° Min: 26° Apr Max: 29° Average: 27° Min: 26° May Max: 28° Average: 27° Min: 25° Jun Max: 27° Average: 26° Min: 25° Jul Max: 27° Average: 25° Min: 24° Aug Max: 26° Average: 25° Min: 24° Sep Max: 27° Average: 25° Min: 24° Oct Max: 28° Average: 26° Min: 25° Nov Max: 29° Average: 27° Min: 26° Dec Max: 29° Average: 28° Min: 26°
Max
Average
Min

Amazon Bay has relatively stable temperatures year-round, staying within a 5°C range. The warmest month is January, when average highs reach 29°C and the mean temperature sits around 28°C. August is the coolest month, with minimum temperatures around 24°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 244mm Feb Precipitation: 196mm Mar Precipitation: 275mm Apr Precipitation: 300mm May Precipitation: 207mm Jun Precipitation: 132mm Jul Precipitation: 124mm Aug Precipitation: 105mm Sep Precipitation: 130mm Oct Precipitation: 135mm Nov Precipitation: 120mm Dec Precipitation: 162mm
Precipitation

Amazon Bay is a very wet location, receiving approximately 2130mm of precipitation annually, which averages out to around 177mm per month. The wettest month is April, averaging 300mm of rainfall. March and January also tend to see above-average precipitation. The driest month is August, with just 105mm. That's 194mm less than April, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 13km/h Feb Wind Speed: 13km/h Mar Wind Speed: 11km/h Apr Wind Speed: 11km/h May Wind Speed: 15km/h Jun Wind Speed: 17km/h Jul Wind Speed: 17km/h Aug Wind Speed: 17km/h Sep Wind Speed: 18km/h Oct Wind Speed: 16km/h Nov Wind Speed: 13km/h Dec Wind Speed: 11km/h
Wind Speed

Amazon Bay is mildly breezy, with an average annual wind speed of 14km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 18km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 7km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 17km/h in winter, 16km/h in spring, 12km/h in summer, 13km/h in autumn.

Seasons

Winter
Dec 21
Spring
Sep 23
Summer
Dec 21
Autumn
Mar 20

89 days until Winter

It is currently autumn in Amazon Bay, which began on March 20, 2026. Amazon Bay is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in January at around 29°C, while the coldest stretch bottoms out in August near 24°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 385mm across the season with a monthly average of 128mm. Winds are moderate at around 16km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 26 to 29°C. Rainfall is heavy, totalling around 602mm across the season with a monthly average of 201mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 25 to 29°C. Rainfall is heavy, totalling around 782mm across the season with a monthly average of 261mm. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 24 to 27°C. Rainfall is heavy, totalling around 361mm across the season with a monthly average of 120mm. Winds are moderate at around 17km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Amazon Bay 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.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
26 °C
29 °C
13 km/h
244 mm
0 cm
Feb
26 °C
29 °C
13 km/h
196 mm
0 cm
Mar Current
26 °C
29 °C
11 km/h
275 mm
0 cm
Apr
26 °C
29 °C
11 km/h
300 mm
0 cm
May
25 °C
28 °C
15 km/h
207 mm
0 cm
Jun
25 °C
27 °C
17 km/h
132 mm
0 cm
Jul
24 °C
27 °C
17 km/h
124 mm
0 cm
Aug
24 °C
26 °C
17 km/h
105 mm
0 cm
Sep
24 °C
27 °C
18 km/h
130 mm
0 cm
Oct
25 °C
28 °C
16 km/h
135 mm
0 cm
Nov
26 °C
29 °C
13 km/h
120 mm
0 cm
Dec
26 °C
29 °C
11 km/h
162 mm
0 cm
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Metric (°C, km/h)