Honiara weather in April

In April, Honiara sees average daytime highs of 27°C and overnight lows near 24°C, with 301 mm of rain across 27.4 wet days and about 11.8 hours of daylight. It is the 3rd-warmest and 5th-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 6% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of April to 11 h 42 min by month's end. Set against the rest of the year, April is Honiara's 8th-clearest and 11th-windiest month. For the whole year in context, see Honiara's year-round climate.

Daytime high
27°
3rd warmest
Overnight low
24°
10th coldest
Rainfall
301 mm
27.4 wet days
Daylight
11 h 48 min
6:27 AM – 6:14 PM
Cloud cover
81%
8th clearest
Wind
7 km/h
11th windiest
Solar energy
4.82 kWh/m²
Travel score
3.7
out of 10

Honiara is capital of Solomon Islands, on the tropical island Guadalcanal.

Density
2,559/km²
people per km²

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

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

A typical April day in Honiara reaches about 27°C in the afternoon and slips back to 24°C overnight — a 3°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, April runs on par with March and on par with May.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12724
22724
32724
42724
52724
62724
72724
82724
92724
102724
112724
122724
132724
142724
152724
162724
172724
182724
192724
202724
212724
222724
232724
242724
252724
262724
272724
282724
292724
302724

Honiara weather by month

How April compares with the rest of the year at a glance. April is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 24°36728.412.53.6
Feb27° / 24°34926.112.33.6
Mar27° / 24°36628.612.13.6
Apr27° / 24°30127.411.83.7
May27° / 24°22827.111.63.9
Jun26° / 24°17224.811.54.1
Jul26° / 23°20325.211.54.3
Aug26° / 23°18924.911.74.3
Sep26° / 23°20924.611.94.2
Oct26° / 23°27127.312.23.9
Nov27° / 23°28726.912.43.8
Dec27° / 24°33727.712.53.8

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 12% of April, with mostly cloudy or overcast conditions the remaining 82%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11981
21981
31882
41882
51882
61783
71684
81684
91684
101684
111684
121684
131684
141783
151783
161783
171882
181882
191882
201981
211981
221981
232179
242179
252179
262080
272080
282080
292080
302080

Chance of precipitation in April

Any precipitation

Honiara gets around 301 mm of rain over 27.4 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 91% and peaks near 93% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
192
292
392
493
593
693
793
893
993
1093
1193
1293
1393
1493
1592
1692
1791
1891
1991
2090
2190
2289
2389
2489
2589
2688
2788
2888
2987
3087

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 99% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)
1199
2199
3199
4199
50100
60100
70100
80100
90100
100100
110100
120100
130100
140100
150100
16199
17199
18199
19199
20199
21199
22199
23199
24199
25199
26199
27199
28199
29199
30199

Wind in April

Winds average 7 km/h in April.

Across April, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
288calm
298calm
308calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 54 min at the start of April to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over April. Sunrise moves from 6:27 AM to 6:27 AM, and sunset from 6:23 PM to 6:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:276:23
211.96:276:22
311.96:276:21
411.96:276:21
511.96:276:20
611.96:276:20
711.96:276:19
811.96:276:18
911.96:276:18
1011.86:276:17
1111.86:276:17
1211.86:276:16
1311.86:276:16
1411.86:276:15
1511.86:276:15
1611.86:276:14
1711.86:276:14
1811.86:276:13
1911.86:276:13
2011.86:276:12
2111.86:276:12
2211.76:276:11
2311.76:276:11
2411.76:276:10
2511.76:276:10
2611.76:276:09
2711.76:276:09
2811.76:276:09
2911.76:276:08
3011.76:276:08

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.82 kWh/m².

For context, solar energy here swings from a low near 4.17 kWh/m² to a high of 5.62 kWh/m² in November across the year — April's 4.82 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in April

Hazard calendar for Honiara

In seasonPeak

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

Honiara 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 Honiara?

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

3.7
Sightseeing
9th-best month of the year
3.8
Beach & pool
9th-best month of the year

April is a weaker month for outdoor sightseeing in Honiara.

What to pack for Honiara in April

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

In April, Honiara sees daytime highs around 27°C and nights near 24°C. Pack rain gear. Worth having: light clothes and sun protection. About 27 days see rain.

rain gearlight clothessun protection

Sea temperature near Honiara 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 offshore 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
Jul29Tropical
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec30Tropical

UV index in Honiara in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Honiara peaks around March 13 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 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 13UV 17Jun 20UV 10
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar17Extreme
Apr14Extreme
May12Extreme
Jun10Very high
Jul10Extreme
Aug12Extreme
Sep15Extreme
Oct15Extreme
Nov14Extreme
Dec14Extreme
Location & terrain

Where is Honiara?

Honiara sits at 9.4°S, 159.9°E, 49 m above sea level, in Solomon Islands. The nearest listed city is Tandai, 2.0 km away.

Topography around Honiara

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

Within 3 km, the terrain around Honiara has only modest variations in elevation — a maximum elevation change of 200 m around an average of 44 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,012 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,309 m.

The land around Honiara is covered by water (41%) and trees (31%) within 3 km, trees (54%) and water (39%) within 16 km, and water (73%) and trees (26%) within 80 km.

3 km
200 m
16 km
1,012 m
80 km
2,309 m
treesgrasslandartificial surfaceswater
April weather nearby: Tandai 2.0 km · Kola'a 2.0 km · Nggosi 3.0 km · Vura 4.0 km · Panatina 6.0 km · Malango 11 km · Arawa 600 km · Kokopo 1,019 km

Solomon Islands travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type I
230 V · 50 Hz
Prices
≈ 75% of US
price level, 2025
GDP per capita
$2,086
2025
Homicide rate
3.7
per 100k, 2008
Road deaths
16.5
per 100k/yr, 2019
Income group
Lower middle
World Bank
Religion
Protestant 73%Roman Catholic 20%other 4%other Christian 3%

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 Honiara (-9.4333°, 159.95°, elevation 49 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).