Siyabuswa weather in April

In April, Siyabuswa sees average daytime highs of 28°C and overnight lows near 15°C, with 32 mm of rain across 4.7 wet days and about 11.4 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 27°C by the end. The sky is clear or mostly clear about 64% of the time in April, and the air most often feels dry.

Daylight stretches from about 11 h 48 min at the start of April to 11 h 06 min by month's end. Set against the rest of the year, April is Siyabuswa's 6th-clearest and 9th-windiest month. For the whole year in context, see Siyabuswa's year-round climate.

Daytime high
28°
8th warmest
Overnight low
15°
6th coldest
Rainfall
32 mm
4.7 wet days
Daylight
11 h 24 min
6:22 AM – 5:46 PM
Cloud cover
35%
6th clearest
Wind
7 km/h
9th windiest
Solar energy
4.89 kWh/m²
Travel score
7.5
out of 10

Siyabuswa is place in Mpumalanga, South Africa.

Density
2,970/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

Highs ease over the month, from about 28°C in the first days to 27°C by the end.

A typical April day in Siyabuswa reaches about 28°C in the afternoon and slips back to 15°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 32°C. Set against its neighbours, April runs about 2°C cooler than March and about 2°C warmer than May.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12917
22817
32817
42817
52817
62817
72816
82816
92816
102816
112816
122816
132816
142815
152815
162815
172815
182815
192715
202715
212715
222715
232714
242714
252714
262714
272714
282714
292714
302713

Siyabuswa 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
Jan31° / 20°9112.413.44.3
Feb31° / 20°669.212.94.6
Mar30° / 19°618.312.25.6
Apr28° / 15°324.711.47.5
May25° / 11°132.210.88.9
Jun23° / 40.810.59.2
Jul23° / 30.510.69.2
Aug26° / 10°4111.19.1
Sep29° / 14°12211.87.0
Oct30° / 17°477.212.65.5
Nov30° / 18°8211.213.24.8
Dec31° / 20°8913.213.54.4

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 64% 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 21%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17426
27426
37426
47426
57525
67525
77525
87624
97624
107723
117723
127822
137822
147921
158020
168020
178119
188218
198218
208218
218218
228218
238218
248218
258317
268317
278416
288416
298416
308614

Chance of precipitation in April

Any precipitation

Siyabuswa gets around 32 mm of rain over 4.7 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 16% and peaks near 22% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
122
221
321
420
520
619
718
818
917
1017
1116
1216
1315
1415
1515
1615
1715
1815
1915
2015
2115
2215
2315
2414
2514
2614
2714
2813
2913
3012

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 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13044233
23343213
33543193
43742183
54042162
64242142
74441132
84641112
94841102
10514081
11524071
12534061
13553951
14553951
15573841
16583840
17593740
18613630
19623530
20633430
21653230
22673120
23692920
24702820
25722620
26742420
27752320
28782110
29801910
30811810

Wind in April

Winds average 7 km/h in April.

Across April, daily wind ranges from about 6 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
276calm
286calm
296calm
306calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 48 min at the start of April to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over April. Sunrise moves from 6:15 AM to 6:28 AM, and sunset from 6:02 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:156:02
211.86:166:01
311.76:166:00
411.76:165:59
511.76:175:58
611.76:175:57
711.66:185:56
811.66:185:54
911.66:195:53
1011.66:195:52
1111.56:195:51
1211.56:205:50
1311.56:205:49
1411.56:215:48
1511.46:215:47
1611.46:225:46
1711.46:225:45
1811.46:235:44
1911.36:235:44
2011.36:245:43
2111.36:245:42
2211.36:245:41
2311.26:255:40
2411.26:255:39
2511.26:265:38
2611.26:265:37
2711.26:275:36
2811.16:275:36
2911.16:285:35
3011.16:285:34

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.89 kWh/m².

For context, solar energy here swings from a low near 3.98 kWh/m² to a high of 6.73 kWh/m² in December across the year — April's 4.89 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.8Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
Planning a trip in April

Hazard calendar for Siyabuswa

In seasonPeak

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

Siyabuswa'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 Siyabuswa?

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

7.5
Sightseeing
5th-best month of the year
7.9
Beach & pool
4th-best month of the year

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

What to pack for Siyabuswa in April

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

In April, Siyabuswa sees daytime highs around 28°C and nights near 15°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

UV index in Siyabuswa in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Siyabuswa peaks around January 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 13UV 14Jun 17UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5High
Jul6High
Aug7Very high
Sep9Very high
Oct10Extreme
Nov11Extreme
Dec14Extreme

Air quality in Siyabuswa 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 Siyabuswa is worst in July — around 48 µg/m³ PM2.5 (poor), about 4.8× the cleanest month (December, 10 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodJul 1447 µg/m³Dec 2310 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar17Moderate
Apr27Moderate
May40Poor
Jun45Poor
Jul48Poor
Aug43Poor
Sep34Moderate
Oct20Moderate
Nov13Moderate
Dec10Good
Location & terrain

Where is Siyabuswa?

Siyabuswa sits at 25.1°S, 29.0°E, 935 m above sea level, in South Africa. The nearest listed city is Vaalbank, 20 km away.

Topography around Siyabuswa

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

Within 3 km, the terrain around Siyabuswa has only modest variations in elevation — a maximum elevation change of 84 m around an average of 925 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 457 m; within 80 km, large variations in elevation — a maximum elevation change of 1,139 m.

The land around Siyabuswa is covered by artificial surfaces (39%), shrubs (30%) and grassland (20%) within 3 km, shrubs (46%) and grassland (25%) within 16 km, and grassland (41%) and shrubs (32%) within 80 km.

3 km
84 m
16 km
457 m
80 km
1,139 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
April weather nearby: Vaalbank 20 km · Kwaggafontein 26 km · Somaroboro 33 km · Verena 41 km · Moloto South 56 km · Ekangala 69 km · Mookgophong 74 km · Modimolle 80 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 Siyabuswa (-25.1132°, 29.0445°, elevation 935 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).