Mafemani weather in May

In May, Mafemani sees average daytime highs of 23°C and overnight lows near 11°C, with 20 mm of rain across 3.9 wet days and about 10.8 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 74% of the time in May, and the air most often feels dry.

Daylight stretches from about 11 h 06 min at the start of May to 10 h 36 min by month's end. Set against the rest of the year, May is Mafemani's 4th-clearest and 12th-windiest month. For the whole year in context, see Mafemani's year-round climate.

Daytime high
23°
9th warmest
Overnight low
11°
4th coldest
Rainfall
20 mm
3.9 wet days
Daylight
10 h 48 min
6:28 AM – 5:16 PM
Cloud cover
25%
4th clearest
Wind
7 km/h
12th windiest
Solar energy
4.16 kWh/m²
Travel score
8.5
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical May day in Mafemani reaches about 23°C in the afternoon and slips back to 11°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 27°C. Set against its neighbours, May runs about 1°C cooler than April and about 2°C warmer than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12413
22413
32413
42413
52413
62413
72412
82412
92412
102412
112412
122312
132312
142312
152312
162311
172311
182311
192311
202311
212311
222311
232311
242311
252310
262310
272310
282310
292210
302210
312210

Mafemani weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 18°16917.213.45.5
Feb27° / 18°14114.312.95.8
Mar26° / 17°10313.812.26.3
Apr25° / 14°659.211.47.3
May23° / 11°203.910.88.5
Jun22° / 102.610.58.5
Jul21° / 122.910.68.3
Aug23° / 10°183.811.18.5
Sep25° / 13°325.611.88.1
Oct25° / 14°6611.512.66.8
Nov26° / 16°13014.813.25.8
Dec27° / 17°17118.213.55.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 74% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 15%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28119
38218
48218
58317
68317
78416
88515
98515
108515
118614
128614
138614
148515
158515
168515
178515
188515
198515
208515
218614
228713
238713
248713
258812
268812
278812
288911
298911
308911
318911

Chance of precipitation in May

Any precipitation

Mafemani gets around 20 mm of rain over 3.9 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 13% and peaks near 22% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
122
221
320
419
518
617
717
816
915
1015
1114
1214
1314
1413
1513
1612
1712
1811
1911
2011
2111
2210
2310
2410
259
269
278
288
298
308
318

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
158375
261354
363343
466322
567312
670291
772271
873261
975241
1077230
1179210
1281190
1382180
1484160
1585150
1687130
1788120
1889110
1990100
209190
219280
229280
239370
249460
259550
269550
279640
289730
299730
309820
319820

Wind in May

Winds average 7 km/h in May, the calmest month.

Across May, 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.

0246810151015202531
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
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 06 min at the start of May to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over May. Sunrise moves from 6:20 AM to 6:35 AM, and sunset from 5:25 PM to 5:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:205:25
211.16:215:25
311.06:215:24
411.06:225:23
511.06:225:23
611.06:235:22
711.06:235:21
810.96:245:20
910.96:245:20
1010.96:255:19
1110.96:255:19
1210.96:265:18
1310.96:265:17
1410.86:275:17
1510.86:275:16
1610.86:285:16
1710.86:285:15
1810.86:295:15
1910.86:295:15
2010.76:305:14
2110.76:315:14
2210.76:315:13
2310.76:325:13
2410.76:325:13
2510.76:335:12
2610.66:335:12
2710.66:345:12
2810.66:345:11
2910.66:345:11
3010.66:355:11
3110.66:355:11

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.16 kWh/m².

For context, solar energy here swings from a low near 3.77 kWh/m² to a high of 5.93 kWh/m² in January across the year — May's 4.16 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.1Bright
184.1Bright
194.1Bright
204.1Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.0Bright
264.0Bright
274.0Bright
284.0Bright
294.0Moderate
304.0Moderate
314.0Moderate
Planning a trip in May

Hazard calendar for Mafemani

In seasonPeak

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

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

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

Is May a good time to visit Mafemani?

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

8.5
Sightseeing
1st-best month of the year
6.6
Beach & pool
2nd-best month of the year

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

What to pack for Mafemani in May

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

In May, Mafemani sees daytime highs around 23°C and nights near 11°C. Worth packing: light clothes. About 4 days see rain.

light clothes

UV index in Mafemani in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Mafemani peaks around January 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighHighVery highExtremeJan 20UV 14Jun 21UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5Moderate
Jul5High
Aug7High
Sep8Very high
Oct10Very high
Nov12Extreme
Dec13Extreme

Air quality in Mafemani in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Mafemani is worst in July — around 40 µg/m³ PM2.5 (poor), about 2.9× the cleanest month (December, 14 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 2039 µg/m³Dec 2314 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb15Moderate
Mar20Moderate
Apr26Moderate
May35Poor
Jun36Poor
Jul40Poor
Aug38Poor
Sep30Moderate
Oct20Moderate
Nov20Moderate
Dec14Moderate
Location & terrain

Where is Mafemani?

Mafemani sits at 24.8°S, 31.1°E, 538 m above sea level, in South Africa. The nearest listed city is Dwarsloop, 2.0 km away.

Topography around Mafemani

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

Within 3 km, the terrain around Mafemani has only modest variations in elevation — a maximum elevation change of 162 m around an average of 588 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,335 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,062 m.

The land around Mafemani is covered by artificial surfaces (38%) and grassland (32%) within 3 km, trees (41%) and grassland (27%) within 16 km, and grassland (40%), shrubs (32%) and trees (23%) within 80 km.

3 km
162 m
16 km
1,335 m
80 km
2,062 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Dwarsloop 2.0 km · Thulamahashi 14 km · Hlanganani 21 km · Acornhoek 22 km · Calcutta 27 km · Mkhuhlu 27 km · Sabie 46 km · White River 61 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 Mafemani (-24.7886°, 31.0794°, elevation 538 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).