Climate and monthly weather forecast
Mendi, Papua New Guinea


The climate of Mendi

Mendi, nestled in the landscape of Papua New Guinea, is classified under the Af category of the Köppen climate classification, an indication of its tropical rainforest climate. A key characteristic of this climate type is high temperature uniformity throughout the year, coupled with substantial precipitation levels.

Covering these 12 months, the average monthly high temperatures range from 21.9°C (71.4°F) in July to 23.8°C (74.8°F) in January, reflecting the town's consistency in reserving a warm climate. On the other hand, the average monthly low temperatures exhibit a similarly confined range from 11.7°C (53.1°F) in June to 13.1°C (55.6°F) in February and March. This minor fluctuation in both high and low temperatures underscores the fact that Mendi experiences warm weather throughout the year, with little variance between the coldest and warmest months.

The pattern of rainfall is predictably consistent over the year, typical of a tropical rainforest climate. January experiences the highest rainfall with 286mm (11.26"), but the rest of the months are not far behind with an evenly distributed rainfall ranging between 192mm (7.56") in June and 270mm (10.63") in October.

Daylight hours hover around 12 hours a day throughout the year. This provides roughly equal durations of night and day, a typical equatorial feature. The maximum daylight hours are observed in January and December with 12.5 hours, while the shortest day is in June, clocking in 11.8 hours.

The best time to visit Mendi

Given the uniform tropical temperatures, choosing a best time to visit Mendi mostly depends on the visitor's tolerance for rainfall. Visitors wanting to avoid peak rainfall might prefer June, which sees the least amount of rainfall for the year at 192mm (7.56") while still maintaining a pleasant average low temperature above 11°C (51.8°F). Despite its averageness, June also records the lowest daylight hours at 11.8 hours, still ample for exploration and activities.

The worst time to visit Mendi

If copious amounts of rainfall is less desirable, January might be viewed as disadvantageous for visiting Mendi. It scores as the wettest month of the year, collecting up to 286mm (11.26") of rain. However, it still maintains high average temperatures above 23°C (73.4°F) and gives the longest daylight hours at 12.5 hours, reflecting the area's consistent tropical conditions.

Spring weather in Mendi

While Mendi does not observe traditional spring, for the purpose of this report, March, April, and May have been analyzed. During these months, temperatures slightly decrease from 23.4°C (74.1°F) to 23.6°C (74.5°F) and low temperatures stall at 12.8°C (55°F). Simultaneously, rainfall dips from 286mm (11.26") to 209mm (8.23"), and daylight hours fall from 12.1 hours to 11.8 hours.

Summer weather in Mendi

Analyzing June, July and August for summer weather, monthly high temperatures fall to the yearly low of 21.9°C (71.4°F) in July, before recovering to 22.3°C (72.1°F) by August. Low temperatures also experience a decline, reaching their annual lowest in June at 11.7°C (53.1°F). Rainfall remains moderately steady from 192mm (7.56") to 244mm (9.61"), while daylight hold steady at 11.8 hours, slightly increasing to 11.9 hours by August.

Autumn weather in Mendi

By measuring September, October and November as autumn, high temperatures climb from 22.7°C (72.9°F) to 23.7°C (74.7°F) and the low temperatures also increase from 12.4°C (54.3°F) to 11.9°C (53.4°F). Rainfall shows an escalating trend as well, rising from 263mm (10.35") in September to a peak of 270mm (10.63") in October, before slightly decreasing to 221mm (8.7") in November. Daylight hours start increasing from 12.1 hours in September to 12.4 hours by November.

Winter weather in Mendi

In December, January and February, which correspond to a traditional winter period, high temperatures remain steady at 23.7°C (74.7°F) in November before slightly increasing to 23.8°C (74.8°F) in January and maintaining till February. Low temperatures increase slowly from 12.7°C (54.9°F) in December to 13.1°C (55.6°F) in February. Rainfall remains high, peaking at 286mm (11.26") in January, whereas daylight hours range from 12.5 to 12.3 hours. A constant pattern throughout the year's ending and beginning, reiterating the region's tropical climate.

Weather in January

January in Mendi, Papua New Guinea showcases a warm tropical climate. Having the highest recorded temperature among the first three months of the year, it is relatively hot with a peak at 23.8°C (74.8°F). January also hosts the start of the rainy season. Weather in January »

Weather in February

Moving into February, the weather tends to be quite similar to January, with subtle changes. February observes slightly lower peak temperatures but marginally higher minimum temperatures. The observable rainfall, while lightly increased, continues to keep the lush landscapes of Mendi vibrant. Weather in February »

Weather in March

March brings a slight drop in peak temperature, signifying the end of the summer's high. Rainfall reaches its peak, measuring at 286mm (11.26"), the highest among all months. Length of daylight continues its gradual decline from earlier months. Weather in March »

Weather in April

April weather in Mendi tends to cool down in terms of temperature and rainfall. Both the minimum and maximum temperatures are slightly lower than those in March. The natural landscape may dry up marginally with decreased rainfall. As the daylight shortens to its lowest in the year, evenings could come earlier. Weather in April »

Weather in May

May marks a noticeable shift in climate from the previous months. Both the high and low temperatures remain consistent with April. Despite the stable temperature levels, decreased rainfall begins to alter the landscape subtly. As May progresses, the daylight hours gradually begin to increase. Weather in May »

Weather in June

The weather in June continues on a similar path as May with minimal fluctuations. The monthly average low temperature dips further to reach its yearly minimum at 11.7°C (53.1°F). However, the decline in peak temperatures is halted and daylight hours remain stable. Weather in June »

Weather in July

July presents Mendi with consistent weather patterns observed in June. When comparing the average temperatures, July marginally increases as compared to June. The gentle initiation of the uplift in rainfall can be seen this month. Evenings continue to be longer, maintaining the existing daylight duration. Weather in July »

Weather in August

August weather continues in the vein of July, although with a few alterations. With an average low up at 12.1°C (53.8°F), there is a slight rise in temperatures as August takes over. Accompanied by an increase in rainfall, the natural landscapes are restored to their vibrant states. Weather in August »

Weather in September

As we approach September, the weather in Mendi begins to indicate the end of monsoons. Temperatures continue their trend from the previous month, but a distinct decline in rainfall begins. The slightly lengthened daylight hours remain consistent, giving Mendi a fair amount of sunshine. Weather in September »

Weather in October

October brings Mendi a typical springtime atmosphere. Even with a slight decline in both peak and minimum temperatures compared to September, the weather remains warm. There is a mild increase in rainfall which contributes to keeping the Mendi landscapes vibrant. Weather in October »

Weather in November

November, being the last month of spring in Mendi, prepares the way for summer. Temperatures exhibit a slight upswing from October. While there's a decrease in rainfalls compared to October, the pleasant climate persists. The daylight length has risen to almost its maximum, providing ample sunlight. Weather in November »

Weather in December

Mendi introduces December with the onset of summer. The peak temperatures sum up at 23.7°C (74.7°F), very much alike November, making the start of summer gently warm. A noticeable increase of 31mm (1.22") in rainfall from November to December fills up the natural reserves. Weather in December »

Frequently asked questions

What month is the hottest?

January temperatures tend to peak at an average high of 23.8°C (74.8°F) and dip to a low of 12.8°C (55°F).

How much does it rain?

Throughout the year, 2894mm (113.94") of rain is accumulated.

What is the rainiest month?

The month with the most rainfall in Mendi is March, when 286mm (11.26") of precipitation is typically aggregated.

What is the driest month?

The month with the least rainfall is June, when 192mm (7.56") of precipitation is typically aggregated.

What is the month with the shortest days?

The month with the shortest days is June, with an average of 11h and 48min of daylight.

What is the coldest time of year?

The coldest period is July, when temperatures fluctuate between an average high of 21.9°C (71.4°F) and a low of 11.8°C (53.2°F).

When are the longest days?

December has the longest days of the year, with an average of 12h and 30min of daylight.

Is there Daylight Saving Time (DST)?

Mendi does not observe Daylight Saving Time (DST). +10 timezone is used throughout the entire year.

Average temperature
Mendi, Papua New Guinea

Average temperature - Mendi, Papua New Guinea

The warmest month (with the highest average high temperature) is January (23.8°C).
The month with the lowest average high temperature is July (21.9°C).

The months with the highest average low temperature are February and March (13.1°C).
The coldest month (with the lowest average low temperature) is June (11.7°C).

Average rainfall
Mendi, Papua New Guinea

Average rainfall - Mendi, Papua New Guinea

The wettest month (with the highest rainfall) is March (286mm).
The driest month (with the least rainfall) is June (192mm).

Average daylight
Mendi, Papua New Guinea

Average daylight - Mendi, Papua New Guinea

The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 48min).

Mendi, Papua New Guinea

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