Wewak weather in July

In July, Wewak sees average daytime highs of 27°C and overnight lows near 25°C, with 300 mm of rain across 26.4 wet days and about 11.8 hours of daylight. It is the 11th-warmest and 1st-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 16% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of July to 11 h 48 min by month's end. Set against the rest of the year, July is Wewak's 4th-clearest and 7th-windiest month. For the whole year in context, see Wewak's year-round climate.

Daytime high
27°
11th warmest
Overnight low
25°
3rd coldest
Rainfall
300 mm
26.4 wet days
Daylight
11 h 48 min
6:37 AM – 6:25 PM
Cloud cover
75%
4th clearest
Wind
11 km/h
7th windiest
Solar energy
4.07 kWh/m²
Travel score
4.0
out of 10

Wewak is provincial capital of East Sepik, Papua New Guinea.

Founded
1919

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

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

A typical July day in Wewak reaches about 27°C in the afternoon and slips back to 25°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°C. Set against its neighbours, July runs on par with June and on par with August.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12725
22725
32725
42725
52725
62725
72725
82725
92725
102725
112725
122725
132725
142725
152725
162725
172725
182725
192725
202725
212725
222725
232725
242725
252725
262725
272725
282725
292725
302725
312725

How July really feels in Wewak

Once humidity and wind are folded in, July 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

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

Wewak weather by month

How July compares with the rest of the year at a glance. July is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 26°14322.112.24.3
Feb28° / 26°15620.712.14.2
Mar28° / 26°18424.1124.1
Apr28° / 26°21525.811.93.8
May28° / 26°26527.911.83.7
Jun28° / 25°28426.911.83.7
Jul27° / 25°30026.411.84.0
Aug27° / 25°23324.111.94.3
Sep27° / 25°24924.2124.2
Oct28° / 25°22425.812.14.0
Nov28° / 26°21425.912.23.8
Dec28° / 26°18425.312.23.9

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 13% of July, with mostly cloudy or overcast conditions the remaining 71%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12773
22773
32773
42773
52674
62773
72773
82773
92872
102872
112773
122773
132872
142971
152971
162971
172971
183070
193070
203070
213070
223070
233070
243070
253070
263070
273070
283070
293070
303070
313169

Chance of precipitation in July

Any precipitation

Wewak gets around 300 mm of rain over 26.4 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 85% and peaks near 87% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
187
287
387
487
587
687
787
887
987
1087
1186
1286
1386
1486
1585
1685
1784
1884
1984
2084
2183
2283
2383
2483
2583
2683
2783
2883
2982
3082
3182

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 81% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
17624
27624
37624
47723
57723
67723
77822
87822
97921
107921
117921
128020
138020
148119
158119
168218
178218
188317
198317
208317
218416
228416
238416
248317
258317
268317
278317
288317
298416
308416
318416

Wind in July

Winds average 11 km/h in July.

Across July, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in July

DaylightNight

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

Days grow by about 0 minutes over July. Sunrise moves from 6:35 AM to 6:36 AM, and sunset from 6:23 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:356:23
211.86:356:23
311.86:356:23
411.86:356:23
511.86:366:24
611.86:366:24
711.86:366:24
811.86:366:24
911.86:366:24
1011.86:366:24
1111.86:366:25
1211.86:366:25
1311.86:366:25
1411.86:376:25
1511.86:376:25
1611.86:376:25
1711.86:376:26
1811.86:376:26
1911.86:376:26
2011.86:376:26
2111.86:376:26
2211.86:376:26
2311.86:376:26
2411.86:376:26
2511.86:376:27
2611.86:376:27
2711.86:376:27
2811.86:376:27
2911.86:376:27
3011.86:366:27
3111.86:366:27

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.07 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.07 kWh/m² to a high of 5.24 kWh/m² in October across the year — July's 4.07 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Bright
54.0Bright
64.0Bright
74.0Bright
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.0Bright
134.0Bright
144.0Bright
154.0Bright
164.0Bright
174.0Bright
184.1Bright
194.1Bright
204.1Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.3Bright
304.3Bright
314.3Bright
Planning a trip in July

Is July a good time to visit Wewak?

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

4.0
Sightseeing
6th-best month of the year
4.2
Beach & pool
8th-best month of the year

July is a reasonable time to visit Wewak for sightseeing.

What to pack for Wewak in July

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

In July, Wewak sees daytime highs around 27°C and nights near 25°C. Pack light clothes and rain gear. About 26 days see rain.

light clothesrain gear

Sea temperature near Wewak in July

The nearest coast averages about 29°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 km away) is warmest in May at about 30°C and coldest in August near 29°C.

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

28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov30Tropical
Dec29Tropical

UV index in Wewak in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Wewak peaks around March 16 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 16UV 16Jun 23UV 11
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep14Extreme
Oct14Extreme
Nov14Extreme
Dec13Extreme

Air quality in Wewak in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Wewak is worst in August — around 19 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (December, 7 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 2118 µg/m³Dec 137 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb8Good
Mar8Good
Apr9Good
May10Good
Jun11Good
Jul15Moderate
Aug19Moderate
Sep18Moderate
Oct15Moderate
Nov8Good
Dec7Good
Location & terrain

Where is Wewak?

Wewak sits at 3.5°S, 143.6°E, 44 m above sea level, in Papua New Guinea. The nearest listed city is Mount Hagen, 265 km away.

Mount HagenMendiMadangGorokaJayapuraAbepuraSentaniLae

Topography around Wewak

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

Within 3 km, the terrain around Wewak has only modest variations in elevation — a maximum elevation change of 51 m around an average of 2 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 549 m; within 80 km, large variations in elevation — a maximum elevation change of 1,191 m.

The land around Wewak is covered by water (77%) within 3 km, trees (51%) and water (46%) within 16 km, and water (48%) and trees (36%) within 80 km.

3 km
51 m
16 km
549 m
80 km
1,191 m
treesgrasslandartificial surfaceswatermangroves
July weather nearby: Mount Hagen 265 km · Mendi 289 km · Madang 303 km · Goroka 342 km · Jayapura 343 km · Abepura 350 km · Sentani 363 km · Lae 513 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 Wewak (-3.5496°, 143.6323°, elevation 44 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. 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).