Plettenberg Bay weather in April

In April, Plettenberg Bay sees average daytime highs of 21°C and overnight lows near 15°C, with 49 mm of rain across 7.7 wet days and about 11.2 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 20°C by the end. The sky is clear or mostly clear about 45% of the time in April, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of April to 10 h 42 min by month's end. Set against the rest of the year, April is Plettenberg Bay's 9th-clearest and 12th-windiest month. For the whole year in context, see Plettenberg Bay's year-round climate.

Daytime high
21°
5th warmest
Overnight low
15°
8th coldest
Rainfall
49 mm
7.7 wet days
Daylight
11 h 12 min
6:52 AM – 6:01 PM
Cloud cover
45%
9th clearest
Wind
12 km/h
12th windiest
Solar energy
4.06 kWh/m²
Travel score
7.0
out of 10

Plettenberg Bay is town in the Western Cape, South Africa.

Founded
1779

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 20°C by the end.

A typical April day in Plettenberg Bay reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 25°C. Set against its neighbours, April runs about 2°C cooler than March and about 1°C warmer than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12116
22116
32116
42116
52115
62115
72115
82115
92115
102115
112115
122115
132115
142115
152115
162115
172014
182014
192014
202014
212014
222014
232014
242014
252014
262014
272014
282014
292014
302014

Plettenberg Bay weather by month

How April compares with the rest of the year at a glance. April is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 17°488.8147.3
Feb23° / 18°428.113.37.4
Mar22° / 17°518.412.37.3
Apr21° / 15°497.711.27.0
May19° / 13°456.610.36.9
Jun18° / 11°437.19.86.5
Jul17° / 10°477.6106.2
Aug17° / 11°638.910.76.0
Sep18° / 12°498.611.86.2
Oct19° / 13°609.112.96.4
Nov20° / 14°679.313.86.6
Dec22° / 16°469.114.27.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 20% of April, with mostly cloudy or overcast conditions the remaining 34%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16436
26436
36436
46436
56535
66535
76535
86634
96634
106634
116634
126733
136733
146634
156634
166634
176634
186634
196535
206535
216535
226535
236535
246535
256535
266634
276634
286634
296733
306832

Chance of precipitation in April

Any precipitation

Plettenberg Bay gets around 49 mm of rain over 7.7 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 25% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
128
228
328
428
527
627
727
827
926
1026
1125
1225
1324
1424
1523
1623
1723
1823
1923
2023
2124
2224
2324
2424
2524
2624
2724
2824
2924
3024

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 46% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12448281
22548270
32648250
42848240
52948220
63148210
73248200
83447180
93647170
103846160
113946150
124145140
134345130
144444120
154643110
164843100
17494290
18514180
19534070
20544060
21553960
22573850
23593740
24603640
25613630
26623530
27643420
28643420
29653320
30663310

Wind in April

Winds average 12 km/h in April, the calmest month.

Across April, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 42 min at the start of April to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over April. Sunrise moves from 6:41 AM to 7:03 AM, and sunset from 6:22 PM to 5:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:416:22
211.66:416:20
311.66:426:19
411.66:436:17
511.56:446:16
611.56:456:15
711.56:456:13
811.46:466:12
911.46:476:11
1011.46:486:09
1111.36:486:08
1211.36:496:07
1311.36:506:05
1411.26:516:04
1511.26:516:03
1611.26:526:01
1711.16:536:00
1811.16:545:59
1911.06:555:57
2011.06:555:56
2111.06:565:55
2210.96:575:54
2310.96:585:53
2410.96:585:51
2510.86:595:50
2610.87:005:49
2710.87:015:48
2810.87:025:47
2910.77:025:46
3010.77:035:45

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.06 kWh/m².

For context, solar energy here swings from a low near 2.65 kWh/m² to a high of 7.44 kWh/m² in December across the year — April's 4.06 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.5Bright
44.5Bright
54.5Bright
64.4Bright
74.4Bright
84.4Bright
94.3Bright
104.3Bright
114.3Bright
124.2Bright
134.2Bright
144.1Bright
154.1Bright
164.0Bright
174.0Bright
184.0Moderate
193.9Moderate
203.9Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.7Moderate
253.7Moderate
263.7Moderate
273.6Moderate
283.6Moderate
293.6Moderate
303.5Moderate
Planning a trip in April

Is April a good time to visit Plettenberg Bay?

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

7.0
Sightseeing
4th-best month of the year
4.0
Beach & pool
5th-best month of the year

April is one of the better times to visit Plettenberg Bay for general sightseeing.

What to pack for Plettenberg Bay in April

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

In April, Plettenberg Bay sees daytime highs around 21°C and nights near 15°C. Little to plan around — just the basics. About 8 days see rain.

Sea temperature near Plettenberg Bay in April

The nearest coast averages about 19°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 21°C and coldest in August near 17°C.

It's comfortable for a long swim from Dec 20 to Mar 14 — about 2.8 months when the water holds above 20°C.

16°18°20°22°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb21Refreshing
Mar20Refreshing
Apr19Cool
May18Cool
Jun17Cool
Jul17Cool
Aug17Cool
Sep17Cool
Oct17Cool
Nov18Cool
Dec20Cool

UV index in Plettenberg Bay in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Plettenberg Bay peaks around January 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 15UV 13Jun 23UV 3
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar9Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct10Extreme
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Plettenberg Bay?

Plettenberg Bay sits at 34.1°S, 23.4°E, 77 m above sea level, in South Africa. The nearest listed city is Knysna, 30 km away.

Topography around Plettenberg Bay

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

Within 3 km, the terrain around Plettenberg Bay has only modest variations in elevation — a maximum elevation change of 174 m around an average of 39 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 521 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,914 m.

The land around Plettenberg Bay is covered by water (36%), trees (25%) and grassland (20%) within 3 km, water (49%) and trees (30%) within 16 km, and water (36%) and grassland (33%) within 80 km.

3 km
174 m
16 km
521 m
80 km
1,914 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
April weather nearby: Knysna 30 km · George 84 km · Dysselsdorp 101 km · Groot-Brakrivier 106 km · Mossel Bay 114 km · Oudtshoorn 119 km · Kruisfontein 125 km · Humansdorp 129 km

South Africa travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / M / N
230 V · 50 Hz
Prices
≈ 41% of US
price level, 2025
GDP per capita
$6,598
2025
Happiness
5.0 / 10
World Happiness, 2025
Safe drinking water
68%
of population, 2024
Homicide rate
43.7
per 100k, 2022
Road deaths
22.2
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very high
EF EPI 602
Religion
Christian 86%or other traditional African religions 5%nothing in particular 5%Muslim 2%

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 Plettenberg Bay (-34.0527°, 23.3716°, elevation 77 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).