Popondetta weather in September

In September, Popondetta sees average daytime highs of 27°C and overnight lows near 22°C, with 195 mm of rain across 21.8 wet days and about 11.9 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 12% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Popondetta's 2nd-clearest and 1st-windiest month. For the whole year in context, see Popondetta's year-round climate.

Daytime high
27°
10th warmest
Overnight low
22°
3rd coldest
Rainfall
195 mm
21.8 wet days
Daylight
12 hours
6:03 AM – 6:00 PM
Cloud cover
74%
2nd clearest
Wind
4 km/h
1st windiest
Solar energy
5.15 kWh/m²
Travel score
4.5
out of 10

Popondetta is city.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical September day in Popondetta reaches about 27°C in the afternoon and slips back to 22°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, September runs on par with August and on par with October.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12722
22722
32722
42722
52722
62722
72722
82722
92722
102722
112722
122722
132722
142722
152722
162722
172722
182722
192723
202723
212823
222823
232823
242823
252823
262823
272823
282823
292823
302823

How September really feels in Popondetta

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Popondetta weather by month

How September compares with the rest of the year at a glance. September is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°49729.812.52.9
Feb29° / 24°46827.112.32.8
Mar29° / 24°5163012.12.9
Apr29° / 24°31526.911.83.2
May28° / 23°22625.111.63.8
Jun27° / 23°19122.311.54.4
Jul27° / 22°15821.811.54.6
Aug27° / 22°17021.611.74.7
Sep27° / 22°19521.811.94.5
Oct28° / 23°21624.612.24.0
Nov29° / 23°28926.312.43.4
Dec29° / 24°43029.212.53.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12773
22674
32674
42773
52773
62872
72872
82872
92872
102773
112773
122773
132674
142674
152674
162674
172575
182575
192575
202377
212377
222278
232278
242278
252278
262278
272278
282278
292278
302377

Chance of precipitation in September

Any precipitation

Popondetta gets around 195 mm of rain over 21.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 73% and peaks near 78% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
170
270
370
470
570
670
770
870
970
1070
1170
1271
1371
1471
1572
1672
1772
1873
1973
2074
2174
2275
2375
2476
2576
2677
2777
2877
2978
3078

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the oppressive band about 82% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
102179
202179
302278
402278
502278
602278
702278
802278
902179
1012178
1112079
1212079
1311980
1411980
1511881
1611881
1711782
1811782
1911683
2001585
2101585
2201486
2301486
2401387
2501387
2601387
2701288
2801288
2901288
3001189

Wind in September

Winds average 4 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 48 min at the start of September to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over September. Sunrise moves from 6:12 AM to 5:54 AM, and sunset from 6:02 PM to 5:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:126:02
211.86:116:02
311.86:116:01
411.96:106:01
511.96:106:01
611.96:096:01
711.96:086:01
811.96:086:01
911.96:076:01
1011.96:076:01
1111.96:066:01
1211.96:056:00
1311.96:056:00
1411.96:046:00
1511.96:036:00
1612.06:036:00
1712.06:026:00
1812.06:026:00
1912.06:016:00
2012.06:005:59
2112.06:005:59
2212.05:595:59
2312.05:595:59
2412.05:585:59
2512.05:575:59
2612.05:575:59
2712.05:565:59
2812.15:555:59
2912.15:555:59
3012.15:545:58

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.15 kWh/m².

For context, solar energy here swings from a low near 4.01 kWh/m² to a high of 5.53 kWh/m² in November across the year — September's 5.15 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in September

Hazard calendar for Popondetta

In seasonPeak

None of Popondetta's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Popondetta sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Popondetta's rainy season runs November–April, when most of the year's rain falls.

Cyclone
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Popondetta?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.5
Sightseeing
3rd-best month of the year
4.7
Beach & pool
3rd-best month of the year

September is a reasonable time to visit Popondetta for sightseeing.

What to pack for Popondetta in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Popondetta sees daytime highs around 27°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Popondetta in September

The nearest coast averages about 28°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 km away) is warmest in January at about 30°C and coldest in August near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan30Tropical
Feb30Tropical
Mar30Tropical
Apr30Tropical
May29Tropical
Jun29Tropical
Jul28Warm
Aug28Warm
Sep28Warm
Oct28Tropical
Nov29Tropical
Dec30Tropical

UV index in Popondetta in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Popondetta peaks around March 12 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 10 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 12UV 16Jun 18UV 10
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul11Extreme
Aug12Extreme
Sep15Extreme
Oct15Extreme
Nov14Extreme
Dec14Extreme
Location & terrain

Where is Popondetta?

Popondetta sits at 8.8°S, 148.2°E, 106 m above sea level, in Papua New Guinea. The nearest listed city is Port Moresby, 143 km away.

Port MoresbyBuloloLaeKimbeGorokaMadangMount HagenDaru

Topography around Popondetta

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Popondetta.

Within 3 km, the terrain around Popondetta has only modest variations in elevation — a maximum elevation change of 119 m around an average of 109 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 803 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,979 m.

The land around Popondetta is covered by trees (61%) and grassland (38%) within 3 km, trees (86%) within 16 km, and trees (70%) and water (27%) within 80 km.

3 km
119 m
16 km
803 m
80 km
3,979 m
treesgrasslandartificial surfaceswatermangroves
September weather nearby: Port Moresby 143 km · Bulolo 247 km · Lae 265 km · Kimbe 415 km · Goroka 433 km · Madang 478 km · Mount Hagen 547 km · Daru 553 km

Papua New Guinea travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type I
240 V · 50 Hz
Prices
≈ 58% of US
price level, 2025
GDP per capita
$3,020
2025
Homicide rate
9.3
per 100k, 2010
Road deaths
12.6
per 100k/yr, 2019
Income group
Lower middle
World Bank
Religion
Protestant 64%Roman Catholic 26%other Christian 5%non-Christian 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Popondetta (-8.7654°, 148.2325°, elevation 106 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).