Greytown weather in April

In April, Greytown sees average daytime highs of 24°C and overnight lows near 13°C, with 44 mm of rain across 7.8 wet days and about 11.3 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 24°C by the end. The sky is clear or mostly clear about 48% 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 54 min by month's end. Set against the rest of the year, April is Greytown's 6th-clearest and 11th-windiest month. For the whole year in context, see Greytown's year-round climate.

Daytime high
24°
8th warmest
Overnight low
13°
7th coldest
Rainfall
44 mm
7.8 wet days
Daylight
11 h 18 min
6:19 AM – 5:37 PM
Cloud cover
46%
6th clearest
Wind
7 km/h
11th windiest
Solar energy
4.26 kWh/m²
Travel score
7.5
out of 10

Greytown is town in South Africa.

Founded
1854

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 25°C in the first days to 24°C by the end.

A typical April day in Greytown reaches about 24°C in the afternoon and slips back to 13°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 29°C. Set against its neighbours, April runs about 2°C cooler than March and about 2°C warmer than May.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12615
22614
32514
42514
52514
62514
72514
82514
92514
102513
112513
122513
132513
142513
152413
162413
172413
182413
192412
202412
212412
222412
232412
242412
252412
262412
272412
282411
292411
302411

Greytown weather by month

How April compares with the rest of the year at a glance. April is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 17°10616.613.65.4
Feb28° / 17°9113.8135.7
Mar27° / 16°7512.212.26.4
Apr24° / 13°447.811.37.5
May23° / 193.710.68.3
Jun20° / 132.510.28.2
Jul20° / 182.410.38.2
Aug22° / 224.3118.2
Sep25° / 11°336.111.87.8
Oct25° / 12°691212.76.5
Nov26° / 14°9415.213.55.7
Dec27° / 16°10717.113.85.4

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 37%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25743
35743
45743
55842
65842
75842
85941
95941
106040
116040
126139
136238
146238
156238
166337
176436
186436
196535
206634
216634
226634
236634
246832
256832
266832
277030
287030
297129
307327

Chance of precipitation in April

Any precipitation

Greytown gets around 44 mm of rain over 7.8 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 26% and peaks near 32% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
132
231
330
430
529
629
729
829
929
1028
1128
1228
1328
1427
1527
1626
1726
1826
1925
2025
2124
2224
2323
2423
2522
2622
2721
2820
2920
3019

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 64% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13449171
23747150
34046140
44344130
54643120
64841100
7514090
8533980
9563770
10583660
11603550
12603550
13623440
14643330
15653230
16663130
17683020
18692920
19702820
20712720
21732610
22742510
23762310
24772210
25792010
26811810
27821710
28841510
29851410
30871210

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 7 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
287calm
297calm
307calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 42 min at the start of April to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over April. Sunrise moves from 6:10 AM to 6:27 AM, and sunset from 5:54 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:105:54
211.76:115:53
311.76:115:52
411.76:125:51
511.66:125:50
611.66:135:48
711.66:145:47
811.56:145:46
911.56:155:45
1011.56:155:44
1111.46:165:43
1211.46:165:41
1311.46:175:40
1411.46:185:39
1511.36:185:38
1611.36:195:37
1711.36:195:36
1811.26:205:35
1911.26:215:34
2011.26:215:33
2111.26:225:32
2211.16:225:30
2311.16:235:29
2411.16:245:28
2511.16:245:27
2611.06:255:26
2711.06:255:25
2811.06:265:25
2910.96:275:24
3010.96:275:23

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.26 kWh/m².

For context, solar energy here swings from a low near 3.4 kWh/m² to a high of 5.9 kWh/m² in December across the year — April's 4.26 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.6Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.4Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.0Bright
284.0Bright
294.0Bright
304.0Bright
Planning a trip in April

Hazard calendar for Greytown

In seasonPeak

None of Greytown's seasonal hazards are active in April. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Greytown's rainy season runs October–March, when most of the year's rain falls.

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

Is April a good time to visit Greytown?

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

7.5
Sightseeing
6th-best month of the year
6.5
Beach & pool
2nd-best month of the year

April is one of the better times to visit Greytown for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Greytown in April

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

In April, Greytown sees daytime highs around 24°C and nights near 13°C. Worth packing: light clothes. About 8 days see rain.

light clothes

UV index in Greytown in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Greytown peaks around January 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeHighModerateHighVery highExtremeJan 14UV 14Jul 10UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr7High
May6High
Jun4Moderate
Jul4Moderate
Aug6High
Sep7Very high
Oct11Extreme
Nov11Extreme
Dec13Extreme

Air quality in Greytown 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 Greytown is worst in July — around 100 µg/m³ PM2.5 (unhealthy), about 4.5× the cleanest month (January, 22 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJul 1399 µg/m³Jan 1222 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb28Moderate
Mar42Poor
Apr60Unhealthy
May91Unhealthy
Jun92Unhealthy
Jul100Unhealthy
Aug77Unhealthy
Sep62Unhealthy
Oct39Poor
Nov35Moderate
Dec23Moderate
Location & terrain

Where is Greytown?

Greytown sits at 29.1°S, 30.6°E, 1,050 m above sea level, in South Africa. The nearest listed city is Howick, 58 km away.

Topography around Greytown

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

Within 3 km, the terrain around Greytown has significant variations in elevation — a maximum elevation change of 407 m around an average of 1,082 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 812 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,775 m.

The land around Greytown is covered by trees (44%) and grassland (31%) within 3 km, trees (47%) and grassland (31%) within 16 km, and grassland (40%) and trees (34%) within 80 km.

3 km
407 m
16 km
812 m
80 km
1,775 m
treesshrubsgrasslandcroplandartificial surfaceswater
April weather nearby: Howick 58 km · Mooi River 60 km · Pietermaritzburg 64 km · Mpophomeni 69 km · Estcourt 71 km · KwaDukuza 74 km · Shakaskraal 74 km · Tongaat 76 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 Greytown (-29.0642°, 30.5928°, elevation 1,050 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. 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).