Le Roux weather in May

In May, Le Roux sees average daytime highs of 20°C and overnight lows near 10°C, with 84 mm of rain across 8.9 wet days and about 10.3 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 18°C by the end. The sky is clear or mostly clear about 41% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 42 min at the start of May to 9 h 54 min by month's end. Set against the rest of the year, May is Le Roux's 10th-clearest and 12th-windiest month. For the whole year in context, see Le Roux's year-round climate.

Daytime high
20°
8th warmest
Overnight low
10°
5th coldest
Rainfall
84 mm
8.9 wet days
Daylight
10 h 12 min
7:32 AM – 5:47 PM
Cloud cover
49%
10th clearest
Wind
8 km/h
12th windiest
Solar energy
2.98 kWh/m²
Travel score
6.6
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 18°C by the end.

A typical May day in Le Roux reaches about 20°C in the afternoon and slips back to 10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 25°C. Set against its neighbours, May runs about 3°C cooler than April and about 3°C warmer than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12111
22111
32111
42111
52111
62110
72110
82110
92110
102010
112010
122010
132010
142010
152010
162010
172010
182010
191910
201910
21199
22199
23199
24199
25189
26189
27189
28189
29189
30188
31178

Le Roux weather by month

How May compares with the rest of the year at a glance. May is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 16°254.3148.0
Feb27° / 16°21413.37.9
Mar26° / 15°254.512.38.1
Apr23° / 12°576.111.27.7
May20° / 10°848.910.36.6
Jun17° / 126119.85.3
Jul16° / 1139.9105.3
Aug16° / 9611.110.75.3
Sep18° / 678.711.86.2
Oct21° / 11°497.512.97.0
Nov23° / 12°476.613.87.6
Dec25° / 15°285.314.28.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 41%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36139
46139
56139
66139
76139
86238
96139
106238
116238
126139
136238
146139
156139
166040
176040
185941
195842
205842
215644
225644
235644
245545
255545
265446
275545
285545
295545
305644
315644

Chance of precipitation in May

Any precipitation

Le Roux gets around 84 mm of rain over 8.9 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 28% and peaks near 38% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
125
224
324
424
524
624
724
824
923
1023
1123
1223
1323
1423
1524
1624
1725
1826
1927
2028
2129
2231
2332
2433
2534
2635
2736
2837
2937
3038
3138

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 95% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1919
2919
3919
4928
5928
6928
7937
8937
9946
10946
11946
12955
13955
14964
15964
16964
17964
18973
19973
20973
21973
22973
23973
24982
25982
26982
27982
28982
29991
30991
31991

Wind in May

Winds average 8 km/h in May, the calmest month.

Across May, daily wind ranges from about 8 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
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 42 min at the start of May to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over May. Sunrise moves from 7:21 AM to 7:43 AM, and sunset from 6:01 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.77:216:01
210.67:226:00
310.67:225:59
410.67:235:58
510.57:245:57
610.57:255:56
710.57:265:55
810.57:265:54
910.47:275:53
1010.47:285:52
1110.47:295:51
1210.37:295:50
1310.37:305:50
1410.37:315:49
1510.37:325:48
1610.27:325:47
1710.27:335:46
1810.27:345:46
1910.27:355:45
2010.17:355:44
2110.17:365:44
2210.17:375:43
2310.17:385:43
2410.17:385:42
2510.07:395:42
2610.07:405:41
2710.07:405:41
2810.07:415:40
2910.07:425:40
309.97:425:39
319.97:435:39

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 2.98 kWh/m².

For context, solar energy here swings from a low near 2.46 kWh/m² to a high of 8.02 kWh/m² in January across the year — May's 2.98 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.4Moderate
43.4Moderate
53.4Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.2Moderate
103.2Moderate
113.2Moderate
123.1Moderate
133.1Moderate
143.1Moderate
153.0Moderate
163.0Moderate
173.0Moderate
182.9Moderate
192.9Moderate
202.9Moderate
212.8Moderate
222.8Moderate
232.8Moderate
242.7Moderate
252.7Moderate
262.7Moderate
272.6Moderate
282.6Moderate
292.6Moderate
302.6Moderate
312.6Moderate
Planning a trip in May

Hazard calendar for Le Roux

In seasonPeak

In May, Le Roux sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Le Roux's rainy season runs April–September, 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 Le Roux?

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

6.6
Sightseeing
8th-best month of the year
3.2
Beach & pool
8th-best month of the year

May is a reasonable time to visit Le Roux for sightseeing.

What to pack for Le Roux in May

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

In May, Le Roux sees daytime highs around 20°C and nights near 10°C. Worth packing: rain gear. About 9 days see rain.

rain gear

Sea temperature near Le Roux in May

The nearest coast averages about 16°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 33 km away) is warmest in January at about 19°C and coldest in July near 15°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

14°16°18°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan19Cool
Feb18Cool
Mar17Cool
Apr16Cool
May16Cool
Jun15Cool
Jul15Bracing
Aug15Bracing
Sep15Cool
Oct16Cool
Nov17Cool
Dec18Cool

UV index in Le Roux in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Le Roux peaks around January 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 13UV 13Jun 21UV 3
UV index (midday)Level
Jan13Extreme
Feb10Very high
Mar10Very high
Apr6High
May4Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct10Extreme
Nov12Extreme
Dec12Extreme

Air quality in Le Roux 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 Le Roux is worst in May — around 52 µg/m³ PM2.5 (poor), about 3.4× the cleanest month (December, 15 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 2152 µg/m³Dec 1516 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb19Moderate
Mar28Moderate
Apr41Poor
May52Poor
Jun50Poor
Jul47Poor
Aug41Poor
Sep33Moderate
Oct29Moderate
Nov18Moderate
Dec15Moderate
Location & terrain

Where is Le Roux?

Le Roux sits at 33.9°S, 19.1°E, 247 m above sea level, in South Africa. The nearest listed city is Franschhoek, 3.0 km away.

Topography around Le Roux

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

Within 3 km, the terrain around Le Roux has large variations in elevation — a maximum elevation change of 1,040 m around an average of 435 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,752 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,254 m.

The land around Le Roux is covered by grassland (33%) and shrubs (26%) within 3 km, grassland (57%) and shrubs (23%) within 16 km, and grassland (32%) and cropland (22%) within 80 km.

3 km
1,040 m
16 km
1,752 m
80 km
2,254 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Franschhoek 3.0 km · Paarl 21 km · Stellenbosch 22 km · Wellington 29 km · Grabouw 30 km · Somerset West 34 km · Kraaifontein 36 km · Kuils River 37 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 Le Roux (-33.8906°, 19.1033°, elevation 247 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. 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).