Palmerston weather in April

In April, Palmerston sees average daytime highs of 33°C and overnight lows near 23°C, with 100 mm of rain across 9.5 wet days and about 11.7 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 33% 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 36 min by month's end. Set against the rest of the year, April is Palmerston's 7th-clearest and 7th-windiest month. For the whole year in context, see Palmerston's year-round climate.

Daytime high
33°
4th warmest
Overnight low
23°
6th coldest
Rainfall
100 mm
9.5 wet days
Daylight
11 h 42 min
6:55 AM – 6:38 PM
Cloud cover
58%
7th clearest
Wind
8 km/h
7th windiest
Solar energy
5.78 kWh/m²
Travel score
3.3
out of 10

Palmerston is planned satellite city of Darwin, in the Northern Territory, Australia.

Air quality
Good
PM2.5 9.8 µg/m³ · 2019
Density
637/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 33°C through the month.

A typical April day in Palmerston reaches about 33°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 35°C. Set against its neighbours, April runs about 1°C warmer than March and on par with May.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13324
23324
33324
43324
53324
63324
73324
83324
93324
103324
113324
123324
133324
143323
153323
163323
173323
183423
193423
203423
213423
223423
233423
243423
253423
263423
273423
283422
293422
303422

How April really feels in Palmerston

Once humidity and wind are folded in, April averages 30 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
30
4 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Palmerston weather by month

How April compares with the rest of the year at a glance. April is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 25°43928.312.72.2
Feb32° / 25°39325.912.42.3
Mar33° / 25°30423.712.12.5
Apr33° / 23°1009.511.73.3
May33° / 21°152.611.44.3
Jun32° / 19°20.411.35.3
Jul32° / 18°10.211.35.3
Aug33° / 19°10.211.64.5
Sep35° / 22°122.711.93.1
Oct35° / 24°589.312.32.4
Nov35° / 25°17519.312.62.1
Dec33° / 25°33225.312.72.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 18% of April, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13961
24060
34159
44159
54159
64159
74258
84258
94357
104456
114555
124555
134852
144951
154951
165248
175347
185446
195644
205743
215842
225941
236040
246139
256139
266238
276238
286337
296337
306337

Chance of precipitation in April

Any precipitation

Palmerston gets around 100 mm of rain over 9.5 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 32% and peaks near 55% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
155
253
352
450
549
648
747
845
944
1042
1141
1239
1337
1435
1534
1632
1730
1828
1926
2024
2122
2221
2319
2418
2516
2615
2714
2813
2913
3012

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 46% of days. Sticky, muggy-or-worse air turns up on roughly 90% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100144748
200154846
300154944
400165142
500175240
600185338
700195436
8012105235
9112115233
10112125331
11113135329
12113145427
13114165226
14125185124
15125205022
16126215021
17126234919
18127254818
19128264616
20129284515
211310294413
221310314312
232311324211
24241233409
25241234398
26351335387
27351336366
28461437345
29461537335
30571638314

Wind in April

Winds average 8 km/h in April.

Across April, daily wind ranges from about 7 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
299calm
309calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 54 min at the start of April to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over April. Sunrise moves from 6:54 AM to 6:56 AM, and sunset from 6:48 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:546:48
211.96:546:47
311.96:546:46
411.96:546:46
511.86:546:45
611.86:546:44
711.86:546:44
811.86:546:43
911.86:546:42
1011.86:546:42
1111.86:546:41
1211.86:546:40
1311.86:546:40
1411.76:546:39
1511.76:556:39
1611.76:556:38
1711.76:556:37
1811.76:556:37
1911.76:556:36
2011.76:556:36
2111.76:556:35
2211.76:556:35
2311.66:556:34
2411.66:556:33
2511.66:566:33
2611.66:566:32
2711.66:566:32
2811.66:566:31
2911.66:566:31
3011.66:566:31

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.78 kWh/m².

For context, solar energy here swings from a low near 5.31 kWh/m² to a high of 6.88 kWh/m² in October across the year — April's 5.78 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.9Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.8Bright
295.8Bright
305.8Bright
Planning a trip in April

Hazard calendar for Palmerston

In seasonPeak

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

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

Palmerston's monsoon runs December–March, when most of the year's rain falls.

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

Is April a good time to visit Palmerston?

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

3.3
Sightseeing
5th-best month of the year
6.1
Beach & pool
6th-best month of the year

April is a weaker month for outdoor sightseeing in Palmerston. The water and warmth also suit a beach or pool day.

What to pack for Palmerston in April

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

In April, Palmerston sees daytime highs around 33°C and nights near 23°C. Pack light clothes. Worth having: rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

Sea temperature near Palmerston 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 17 km away) is warmest in December at about 31°C and coldest in July near 26°C.

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

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan30Tropical
Feb30Tropical
Mar30Tropical
Apr30Tropical
May29Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep28Warm
Oct30Tropical
Nov31Tropical
Dec31Tropical

UV index in Palmerston in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Palmerston peaks around February 20 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 20UV 16Jun 18UV 9
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar16Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov12Extreme
Dec13Extreme

Air quality in Palmerston in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Palmerston is worst in May — around 19 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (March, 6 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Palmerston's WHO annual average of 9.8 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1918 µg/m³Mar 126 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb6Good
Mar6Good
Apr8Good
May19Moderate
Jun14Moderate
Jul15Moderate
Aug15Moderate
Sep9Good
Oct7Good
Nov7Good
Dec6Good
Location & terrain

Where is Palmerston?

Palmerston sits at 12.5°S, 131.0°E, 36 m above sea level, in Australia. The nearest listed city is Darwin, 16 km away.

SuaiAileuAtsabe

Topography around Palmerston

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

Within 3 km, the terrain around Palmerston has only modest variations in elevation — a maximum elevation change of 47 m around an average of 25 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 57 m; within 80 km, only modest variations in elevation — a maximum elevation change of 229 m.

The land around Palmerston is covered by trees (47%) and artificial surfaces (35%) within 3 km, trees (49%) within 16 km, and trees (40%) and water (39%) within 80 km.

3 km
47 m
16 km
57 m
80 km
229 m
treesgrasslandartificial surfacesbare terrainwaterwetlandmangroves
April weather nearby: Darwin 16 km · Lospalos 620 km · Venilale 660 km · Baucau 666 km · Suai 718 km · Aileu 725 km · Atsabe 727 km · Dili 735 km

Australia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type I
230 V · 50 Hz
Prices
≈ 90% of US
price level, 2025
GDP per capita
$65,130
2025
Happiness
6.9 / 10
World Happiness, 2025
Homicide rate
0.9
per 100k, 2023
Road deaths
4.9
per 100k/yr, 2019
Income group
High
World Bank
Religion
none 38%Roman Catholic 20%Protestant 18%other Christian 4%

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 Palmerston (-12.486°, 130.9833°, elevation 36 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. 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).