Vredefort weather in May

In May, Vredefort sees average daytime highs of 22°C and overnight lows near 7°C, with 20 mm of rain across 3.1 wet days and about 10.7 hours of daylight. It is the 10th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. 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 hours at the start of May to 10 h 24 min by month's end. Set against the rest of the year, May is Vredefort's 4th-clearest and 12th-windiest month. For the whole year in context, see Vredefort's year-round climate.

Daytime high
22°
10th warmest
Overnight low
4th coldest
Rainfall
20 mm
3.1 wet days
Daylight
10 h 42 min
6:47 AM – 5:27 PM
Cloud cover
23%
4th clearest
Wind
9 km/h
12th windiest
Solar energy
4.25 kWh/m²
Travel score
8.4
out of 10

Vredefort is small town in South Africa.

Founded
1878

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 20°C by the end.

A typical May day in Vredefort reaches about 22°C in the afternoon and slips back to 7°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 26°C. Set against its neighbours, May runs about 2°C cooler than April and about 3°C warmer than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1239
2239
3239
4239
5239
6238
7238
8238
9238
10238
11238
12228
13227
14227
15227
16227
17227
18227
19227
20226
21216
22216
23216
24216
25216
26215
27215
28215
29215
30205
31205

Vredefort weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 17°10814.813.55.2
Feb28° / 17°8912.6135.8
Mar27° / 15°7310.812.26.7
Apr24° / 12°396.811.47.8
May22° / 203.110.78.4
Jun19° / 101.610.38.2
Jul19° / 50.810.58.4
Aug22° / 142.1118.8
Sep26° / 11°173.111.88.4
Oct28° / 14°679.512.66.9
Nov28° / 15°8312.113.35.9
Dec29° / 17°11515.813.75.1

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 13% of May, with mostly cloudy or overcast conditions the remaining 13%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18416
28515
38614
48614
58614
68713
78713
88713
98812
108812
118812
128812
138713
148713
158713
168614
178614
188614
198614
208515
218515
228515
238614
248713
258713
268713
278812
288812
298812
308812
318911

Chance of precipitation in May

Any precipitation

Vredefort gets around 20 mm of rain over 3.1 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 10% and peaks near 16% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
116
215
314
414
513
613
712
812
912
1011
1111
1210
1310
1410
159
169
179
189
199
208
218
228
238
247
257
267
276
286
296
306
316

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in May

Winds average 9 km/h in May, the calmest month.

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

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 hours at the start of May to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over May. Sunrise moves from 6:38 AM to 6:55 AM, and sunset from 5:37 PM to 5:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:385:37
211.06:395:37
310.96:395:36
410.96:405:35
510.96:405:34
610.96:415:33
710.96:415:33
810.86:425:32
910.86:435:31
1010.86:435:31
1110.86:445:30
1210.86:445:29
1310.76:455:29
1410.76:455:28
1510.76:465:28
1610.76:475:27
1710.76:475:26
1810.66:485:26
1910.66:485:25
2010.66:495:25
2110.66:495:25
2210.66:505:24
2310.66:515:24
2410.56:515:23
2510.56:525:23
2610.56:525:23
2710.56:535:22
2810.56:535:22
2910.56:545:22
3010.56:545:21
3110.46:555:21

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.25 kWh/m².

For context, solar energy here swings from a low near 3.82 kWh/m² to a high of 7.11 kWh/m² in December across the year — May's 4.25 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.2Bright
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
314.0Moderate
Planning a trip in May

Hazard calendar for Vredefort

In seasonPeak

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

Vredefort'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 May a good time to visit Vredefort?

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

8.4
Sightseeing
2nd-best month of the year
5.7
Beach & pool
10th-best month of the year

May is one of the better times to visit Vredefort for general sightseeing.

What to pack for Vredefort in May

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

In May, Vredefort sees daytime highs around 22°C and nights near 7°C. Worth packing: a warm layer. About 3 days see rain.

a warm layer

UV index in Vredefort 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 Vredefort peaks around January 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 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 13UV 15Jun 20UV 5
UV index (midday)Level
Jan15Extreme
Feb13Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5Moderate
Jul5High
Aug7Very high
Sep9Very high
Oct10Extreme
Nov12Extreme
Dec14Extreme

Air quality in Vredefort 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 Vredefort is worst in June — around 57 µg/m³ PM2.5 (unhealthy), about 4.6× the cleanest month (December, 12 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJun 2257 µg/m³Dec 1913 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb19Moderate
Mar26Moderate
Apr34Moderate
May48Poor
Jun57Unhealthy
Jul56Unhealthy
Aug45Poor
Sep38Poor
Oct26Moderate
Nov15Moderate
Dec12Moderate
Location & terrain

Where is Vredefort?

Vredefort sits at 27.0°S, 27.4°E, 1,425 m above sea level, in South Africa. The nearest listed city is Parys, 15 km away.

Topography around Vredefort

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

Within 3 km, the terrain around Vredefort has only modest variations in elevation — a maximum elevation change of 68 m around an average of 1,429 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 344 m; within 80 km, significant variations in elevation — a maximum elevation change of 525 m.

The land around Vredefort is covered by grassland (56%) and cropland (32%) within 3 km, grassland (52%) and cropland (30%) within 16 km, and grassland (56%) and cropland (37%) within 80 km.

3 km
68 m
16 km
344 m
80 km
525 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Parys 15 km · Koppies 33 km · Potchefstroom 42 km · Viljoenskroon 47 km · Sasolburg 50 km · Vanderbijlpark 57 km · Fochville 59 km · Stilfontein 62 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 Vredefort (-27.0081°, 27.3646°, elevation 1,425 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).