Grabouw weather in October

In October, Grabouw sees average daytime highs of 18°C and overnight lows near 13°C, with 46 mm of rain across 7.1 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 19°C by the end. The sky is clear or mostly clear about 40% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of October to 13 h 24 min by month's end. Set against the rest of the year, October is Grabouw's 9th-clearest and 5th-windiest month. For the whole year in context, see Grabouw's year-round climate.

Daytime high
18°
7th warmest
Overnight low
13°
6th coldest
Rainfall
46 mm
7.1 wet days
Daylight
12 h 54 min
6:03 AM – 6:55 PM
Cloud cover
48%
9th clearest
Wind
15 km/h
5th windiest
Solar energy
6.14 kWh/m²
Travel score
6.6
out of 10

Grabouw is town in the Western Cape, South Africa.

Density
5,638/km²
people per km²
Founded
1856

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 18°C in the first days to 19°C by the end.

A typical October day in Grabouw reaches about 18°C in the afternoon and slips back to 13°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 22°C. Set against its neighbours, October runs about 2°C warmer than September and about 1°C cooler than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11712
21712
31812
41812
51812
61812
71812
81812
91813
101813
111813
121813
131813
141813
151813
161913
171913
181913
191913
201913
211913
221913
231913
241913
251914
261914
271914
281914
291914
301914
311914

Grabouw weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 17°255148.2
Feb23° / 18°235.113.38.2
Mar22° / 17°265.512.37.8
Apr20° / 14°496.411.27.1
May18° / 13°648.610.26.3
Jun16° / 11°10210.99.85.1
Jul16° / 10°999.8105.0
Aug16° / 10°8611.110.74.9
Sep17° / 11°568.611.85.6
Oct18° / 13°467.112.96.6
Nov20° / 14°436.613.87.0
Dec22° / 16°265.414.27.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 22% of October, with mostly cloudy or overcast conditions the remaining 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
25941
35941
46040
56040
66040
76040
86139
96139
106139
116139
126139
136139
146139
156238
166238
176238
186337
196337
206337
216337
226436
236436
246535
256535
266535
276535
286535
296535
306535
316535

Chance of precipitation in October

Any precipitation

Grabouw gets around 46 mm of rain over 7.1 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 24% and peaks near 26% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
225
325
424
524
624
723
823
923
1023
1123
1223
1324
1424
1524
1624
1724
1824
1924
2024
2124
2223
2323
2423
2523
2623
2723
2823
2923
3023
3122

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
188120
287130
386140
485150
584160
683170
782180
881190
980191
1079201
1178211
1277221
1377221
1476231
1576231
1675241
1774251
1872262
1972262
2071272
2170282
2269292
2369292
2468302
2567312
2666322
2766322
2865332
2964342
3064342
3164342

Wind in October

Winds average 15 km/h in October.

Across October, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 18 min at the start of October to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over October. Sunrise moves from 6:23 AM to 5:47 AM, and sunset from 6:43 PM to 7:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:236:43
212.46:216:44
312.46:206:45
412.46:196:45
512.56:176:46
612.56:166:47
712.66:156:48
812.66:136:48
912.66:126:49
1012.76:116:50
1112.76:096:51
1212.76:086:52
1312.86:076:53
1412.86:056:53
1512.86:046:54
1612.96:036:55
1712.96:026:56
1812.96:006:57
1913.05:596:58
2013.05:586:58
2113.05:576:59
2213.15:567:00
2313.15:557:01
2413.15:547:02
2513.25:537:03
2613.25:527:04
2713.25:507:05
2813.35:497:06
2913.35:497:07
3013.35:487:07
3113.45:477:08

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.14 kWh/m².

For context, solar energy here swings from a low near 2.43 kWh/m² to a high of 7.92 kWh/m² in December across the year — October's 6.14 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.6Bright
45.6Bright
55.7Bright
65.7Bright
75.8Bright
85.8Bright
95.9Bright
105.9Bright
116.0Bright
126.0Bright
136.0Intense
146.1Intense
156.1Intense
166.2Intense
176.2Intense
186.2Intense
196.3Intense
206.3Intense
216.3Intense
226.4Intense
236.4Intense
246.5Intense
256.5Intense
266.5Intense
276.6Intense
286.6Intense
296.7Intense
306.7Intense
316.7Intense
Planning a trip in October

Hazard calendar for Grabouw

In seasonPeak

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

Grabouw'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 October a good time to visit Grabouw?

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

6.6
Sightseeing
7th-best month of the year
2.4
Beach & pool
7th-best month of the year

October is a reasonable time to visit Grabouw for sightseeing.

What to pack for Grabouw in October

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

In October, Grabouw sees daytime highs around 18°C and nights near 13°C. Pack sun protection. About 7 days see rain.

sun protection

Sea temperature near Grabouw in October

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

The sea at the nearest coast (about 13 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 Grabouw in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Grabouw 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 Grabouw in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Grabouw is worst in June — around 28 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (December, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateGoodJun 1228 µg/m³Dec 1211 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb11Good
Mar19Moderate
Apr21Moderate
May27Moderate
Jun28Moderate
Jul25Moderate
Aug22Moderate
Sep18Moderate
Oct17Moderate
Nov12Good
Dec11Good
Location & terrain

Where is Grabouw?

Grabouw sits at 34.2°S, 19.0°E, 332 m above sea level, in South Africa. The nearest listed city is Somerset West, 19 km away.

Topography around Grabouw

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

Within 3 km, the terrain around Grabouw has only modest variations in elevation — a maximum elevation change of 217 m around an average of 328 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,583 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,997 m.

The land around Grabouw is covered by trees (40%) and grassland (26%) within 3 km, grassland (61%) and trees (21%) within 16 km, and water (35%) and grassland (27%) within 80 km.

3 km
217 m
16 km
1,583 m
80 km
1,997 m
treesshrubsgrasslandcroplandartificial surfaceswater
October weather nearby: Somerset West 19 km · Stellenbosch 28 km · Franschhoek 28 km · Le Roux 30 km · Hermanus 36 km · Kuils River 37 km · Caledon 39 km · Kraaifontein 44 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 Grabouw (-34.1515°, 19.0151°, elevation 332 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).