Caledon weather in March

In March, Caledon sees average daytime highs of 26°C and overnight lows near 15°C, with 28 mm of rain across 6 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 24°C by the end. The sky is clear or mostly clear about 55% of the time in March, and the air most often feels comfortable.

Daylight stretches from about 12 h 48 min at the start of March to 11 h 42 min by month's end. Set against the rest of the year, March is Caledon's 3rd-clearest and 6th-windiest month. For the whole year in context, see Caledon's year-round climate.

Daytime high
26°
4th warmest
Overnight low
15°
10th coldest
Rainfall
28 mm
6 wet days
Daylight
12 h 18 min
6:44 AM – 7:00 PM
Cloud cover
41%
3rd clearest
Wind
11 km/h
6th windiest
Solar energy
5.42 kWh/m²
Travel score
7.7
out of 10

Caledon is town in the Western Cape, South Africa.

Density
928/km²
people per km²
Founded
1811

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 24°C by the end.

A typical March day in Caledon reaches about 26°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 30°C. Set against its neighbours, March runs about 1°C cooler than February and about 3°C warmer than April.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12716
22716
32716
42716
52716
62616
72616
82616
92616
102616
112616
122616
132616
142616
152616
162615
172515
182515
192515
202515
212515
222515
232515
242515
252515
262515
272515
282415
292414
302414
312414

Caledon weather by month

How March compares with the rest of the year at a glance. March is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 16°255147.8
Feb27° / 17°225.513.37.6
Mar26° / 15°28612.37.7
Apr23° / 13°386.211.27.6
May20° / 10°386.210.27.0
Jun17° / 568.69.85.9
Jul17° / 5889.95.7
Aug17° / 518.910.75.8
Sep19° / 357.211.86.5
Oct21° / 11°386.712.97.2
Nov23° / 13°385.813.87.7
Dec26° / 15°235.314.27.8

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 30%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27426
37426
47228
57228
67228
77129
87129
97030
107030
117030
127129
137129
147030
157030
167030
177030
186931
196931
206931
216931
226832
236832
246832
256832
266733
276733
286733
296733
306634
316634

Chance of precipitation in March

Any precipitation

Caledon gets around 28 mm of rain over 6 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 19% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
118
218
318
418
518
618
718
819
919
1019
1119
1219
1319
1419
1519
1619
1719
1819
1919
2019
2120
2220
2320
2420
2520
2620
2721
2821
2921
3021
3121

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the comfortable band about 45% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12445311
22445300
32545290
42646290
52646280
62746270
72846260
82945250
93045250
103145240
113244230
123344230
133344220
143444210
153544200
163644190
173744190
183844180
193844170
203945160
213945150
224045150
234145140
244145130
254246130
264246120
274346110
284446110
294445100
304545100
31464590

Wind in March

Winds average 11 km/h in March.

Across March, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 48 min at the start of March to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over March. Sunrise moves from 6:31 AM to 6:56 AM, and sunset from 7:20 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:317:20
212.86:327:18
312.76:337:17
412.76:347:16
512.76:357:15
612.66:367:13
712.66:377:12
812.66:377:11
912.56:387:09
1012.56:397:08
1112.46:407:07
1212.46:417:05
1312.46:427:04
1412.36:427:03
1512.36:437:01
1612.36:447:00
1712.26:456:59
1812.26:466:57
1912.26:466:56
2012.16:476:54
2112.16:486:53
2212.06:496:52
2312.06:506:50
2412.06:506:49
2511.96:516:47
2611.96:526:46
2711.96:536:44
2811.86:536:43
2911.86:546:42
3011.86:556:40
3111.76:566:39

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 5.42 kWh/m².

For context, solar energy here swings from a low near 2.48 kWh/m² to a high of 7.68 kWh/m² in December across the year — March's 5.42 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.1Intense
36.1Intense
46.0Intense
56.0Bright
65.9Bright
75.9Bright
85.8Bright
95.8Bright
105.7Bright
115.7Bright
125.6Bright
135.6Bright
145.5Bright
155.5Bright
165.5Bright
175.4Bright
185.3Bright
195.3Bright
205.3Bright
215.2Bright
225.1Bright
235.1Bright
245.0Bright
255.0Bright
264.9Bright
274.9Bright
284.8Bright
294.8Bright
304.8Bright
314.7Bright
Planning a trip in March

Is March a good time to visit Caledon?

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

7.7
Sightseeing
3rd-best month of the year
7.2
Beach & pool
4th-best month of the year

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

What to pack for Caledon in March

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

In March, Caledon sees daytime highs around 26°C and nights near 15°C. Worth packing: light clothes and sun protection. About 6 days see rain.

light clothessun protection

Sea temperature near Caledon in March

The nearest coast averages about 17°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 17 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°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan19Cool
Feb19Cool
Mar17Cool
Apr16Cool
May16Cool
Jun16Cool
Jul15Bracing
Aug15Bracing
Sep15Cool
Oct16Cool
Nov17Cool
Dec19Cool

UV index in Caledon in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Caledon peaks around January 13 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateExtremeJan 13UV 13Jun 20UV 3
UV index (midday)Level
Jan13Extreme
Feb10Very high
Mar9Very high
Apr6High
May3Moderate
Jun3Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct10Extreme
Nov11Extreme
Dec12Extreme

Air quality in Caledon in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Caledon is worst in June — around 18 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (November, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodGoodModerateGoodJun 1718 µg/m³Nov 177 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb8Good
Mar12Moderate
Apr11Good
May16Moderate
Jun18Moderate
Jul16Moderate
Aug15Moderate
Sep13Moderate
Oct9Good
Nov7Good
Dec8Good
Location & terrain

Where is Caledon?

Caledon sits at 34.2°S, 19.4°E, 260 m above sea level, in South Africa. The nearest listed city is Hermanus, 27 km away.

Topography around Caledon

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

Within 3 km, the terrain around Caledon has significant variations in elevation — a maximum elevation change of 486 m around an average of 292 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,037 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,046 m.

The land around Caledon is covered by cropland (44%) within 3 km, cropland (53%) and grassland (32%) within 16 km, and grassland (31%) and water (25%) within 80 km.

3 km
486 m
16 km
1,037 m
80 km
2,046 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Hermanus 27 km · Grabouw 39 km · Gansbaai 40 km · Franschhoek 45 km · Le Roux 48 km · Somerset West 58 km · Stellenbosch 61 km · Robertson 64 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 Caledon (-34.23°, 19.4265°, elevation 260 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).