Bulolo weather in April

In April, Bulolo sees average daytime highs of 23°C and overnight lows near 16°C, with 309 mm of rain across 26 wet days and about 11.8 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 2% of the time in April, and the air most often feels humid.

Daylight stretches from about 11 h 54 min at the start of April to 11 h 48 min by month's end. Set against the rest of the year, April is Bulolo's 8th-clearest and 10th-windiest month. For the whole year in context, see Bulolo's year-round climate.

Daytime high
23°
5th warmest
Overnight low
16°
8th coldest
Rainfall
309 mm
26 wet days
Daylight
11 h 48 min
6:18 AM – 6:09 PM
Cloud cover
91%
8th clearest
Wind
3 km/h
10th windiest
Solar energy
4.3 kWh/m²
Travel score
3.9
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical April day in Bulolo reaches about 23°C in the afternoon and slips back to 16°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 25°C. Set against its neighbours, April runs on par with March and on par with May.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
12316
22316
32316
42316
52316
62316
72316
82316
92316
102316
112316
122316
132316
142316
152316
162316
172316
182316
192316
202316
212316
222316
232316
242316
252316
262316
272316
282316
292316
302316

Bulolo weather by month

How April compares with the rest of the year at a glance. April is the 5th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 16°36426.712.44.0
Feb24° / 16°3202412.24.0
Mar24° / 16°38227.5123.9
Apr23° / 16°3092611.83.9
May22° / 15°2442611.74.1
Jun22° / 15°2042411.64.2
Jul21° / 15°19924.811.64.1
Aug21° / 15°21324.711.84.1
Sep22° / 15°24024.6124.1
Oct22° / 15°25325.512.24.1
Nov23° / 16°27125.812.34.0
Dec23° / 16°35927.712.43.9

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 4% of April, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1694
2793
3793
4793
5694
6694
7694
8694
9694
10694
11694
12694
13694
14595
15595
16595
17595
18595
19595
20694
21694
22694
23694
24694
25793
26793
27793
28793
29793
30793

Chance of precipitation in April

Any precipitation

Bulolo gets around 309 mm of rain over 26 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 87% and peaks near 88% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
188
288
388
488
588
688
788
888
988
1088
1188
1288
1388
1488
1587
1687
1787
1887
1986
2086
2186
2286
2386
2486
2586
2686
2786
2887
2987
3087

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the humid band about 85% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1210835
2210835
3210835
4210835
5211825
6211825
7211825
8111835
9111835
10111835
11112825
12112825
13112834
14112834
15012844
16012844
17012844
18012844
19012844
20011854
21011863
22011863
23011863
24010873
25010873
26010873
2709883
2809883
2908902
3008902

Wind in April

Winds average 3 km/h in April.

Across April, daily wind ranges from about 3 km/h on the calmest days to 3 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
13calm
23calm
33calm
43calm
53calm
63calm
73calm
83calm
93calm
103calm
113calm
123calm
133calm
143calm
153calm
163calm
173calm
183calm
193calm
203calm
213calm
223calm
233calm
243calm
253calm
263calm
273calm
283calm
293calm
303calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 54 min at the start of April to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over April. Sunrise moves from 6:20 AM to 6:18 AM, and sunset from 6:16 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:206:16
211.96:206:16
311.96:206:15
411.96:206:15
511.96:196:14
611.96:196:14
711.96:196:13
811.96:196:13
911.96:196:12
1011.96:196:12
1111.96:196:11
1211.96:196:11
1311.96:196:10
1411.96:196:10
1511.86:186:09
1611.86:186:09
1711.86:186:08
1811.86:186:08
1911.86:186:08
2011.86:186:07
2111.86:186:07
2211.86:186:06
2311.86:186:06
2411.86:186:06
2511.86:186:05
2611.86:186:05
2711.86:186:04
2811.86:186:04
2911.86:186:04
3011.86:186:03

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.3 kWh/m².

For context, solar energy here swings from a low near 3.75 kWh/m² to a high of 4.99 kWh/m² in October across the year — April's 4.3 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.4Bright
44.4Bright
54.4Bright
64.4Bright
74.4Bright
84.4Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.1Bright
294.1Bright
304.1Bright
Planning a trip in April

Hazard calendar for Bulolo

In seasonPeak

In April, Bulolo sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

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

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

Is April a good time to visit Bulolo?

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

3.9
Sightseeing
10th-best month of the year
3.1
Beach & pool
6th-best month of the year

April is a weaker month for outdoor sightseeing in Bulolo.

What to pack for Bulolo in April

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

In April, Bulolo sees daytime highs around 23°C and nights near 16°C. Pack rain gear. Worth having: light clothes. About 26 days see rain.

rain gearlight clothes

Sea temperature near Bulolo in April

The nearest coast averages about 30°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 54 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
Jul28Tropical
Aug28Warm
Sep28Tropical
Oct29Tropical
Nov30Tropical
Dec30Tropical

UV index in Bulolo in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Bulolo peaks around March 12 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 12UV 17Jun 18UV 11
UV index (midday)Level
Jan16Extreme
Feb17Extreme
Mar17Extreme
Apr15Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep15Extreme
Oct15Extreme
Nov14Extreme
Dec14Extreme
Location & terrain

Where is Bulolo?

Bulolo sits at 7.2°S, 146.6°E, 677 m above sea level, in Papua New Guinea. The nearest listed city is Lae, 66 km away.

GorokaMadangPopondettaPort MoresbyMount HagenMendiKimbe

Topography around Bulolo

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

Within 3 km, the terrain around Bulolo has significant variations in elevation — a maximum elevation change of 419 m around an average of 710 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,809 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,433 m.

The land around Bulolo is covered by trees (56%) and grassland (39%) within 3 km, trees (76%) and grassland (24%) within 16 km, and trees (79%) within 80 km.

3 km
419 m
16 km
1,809 m
80 km
3,433 m
treesgrasslandartificial surfacesbare terrainwater
April weather nearby: Lae 66 km · Goroka 186 km · Madang 240 km · Popondetta 247 km · Port Moresby 259 km · Mount Hagen 305 km · Mendi 350 km · Kimbe 428 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 Bulolo (-7.2036°, 146.6401°, elevation 677 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).