Standerton weather in December

In December, Standerton sees average daytime highs of 26°C and overnight lows near 15°C, with 150 mm of rain across 18 wet days and about 13.7 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 29% of the time in December, and the air most often feels comfortable.

Daylight stretches from about 13 h 36 min at the start of December to 13 h 42 min by month's end. Set against the rest of the year, December is Standerton's 12th-clearest and 5th-windiest month. For the whole year in context, see Standerton's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
15°
10th coldest
Rainfall
150 mm
18 wet days
Daylight
13 h 42 min
5:09 AM – 6:50 PM
Cloud cover
58%
12th clearest
Wind
11 km/h
5th windiest
Solar energy
6.77 kWh/m²
Travel score
5.7
out of 10

Standerton is town in South Africa.

Founded
1878

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical December day in Standerton reaches about 26°C in the afternoon and slips back to 15°C overnight — a 11°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, December runs on par with November and on par with January.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12514
22514
32514
42514
52514
62514
72514
82514
92514
102514
112514
122514
132514
142514
152615
162615
172615
182615
192615
202615
212615
222615
232615
242615
252615
262615
272615
282615
292615
302615
312615

How December really feels in Standerton

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Standerton weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 15°12416.213.55.9
Feb26° / 15°9112.4136.3
Mar25° / 14°8110.812.27.0
Apr23° / 10°406.711.47.6
May21° / 152.510.78.2
Jun18° / 81.210.38.0
Jul18° / 70.910.58.0
Aug21° / 132.2118.4
Sep24° / 10°233.911.88.5
Oct25° / 12°9110.512.67.1
Nov25° / 13°11414.813.36.1
Dec26° / 15°1501813.75.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 24% of December, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25347
35248
45248
55149
65248
75149
85149
95248
105248
115248
125248
135347
145248
155347
165347
175347
185446
195446
205446
215347
225347
235446
245446
255446
265545
275644
285644
295743
305743
315842

Chance of precipitation in December

Any precipitation

Standerton gets around 150 mm of rain over 18 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 57% and peaks near 58% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
155
256
357
457
558
658
758
858
958
1058
1158
1257
1357
1456
1556
1656
1755
1855
1955
2056
2156
2257
2357
2458
2558
2658
2758
2858
2958
3057
3157

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the comfortable band about 55% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
151445
249466
347476
446486
544506
642517
741527
839547
938557
1037567
1135578
1234588
1333598
1432599
15315910
16306010
17296011
18286012
19276013
20265915
21255916
22245917
23235819
24225721
25215722
26215623
27205525
28205426
29205327
30205327
31205228

Wind in December

Winds average 11 km/h in December.

Across December, 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
312calm
412calm
512calm
612calm
712calm
812calm
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 December

DaylightNight

Daylight runs from about 13 h 36 min at the start of December to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 5:06 AM to 5:16 AM, and sunset from 6:40 PM to 6:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:066:40
213.65:066:41
313.65:066:41
413.65:066:42
513.65:066:43
613.65:066:44
713.65:066:44
813.65:066:45
913.65:076:46
1013.75:076:46
1113.75:076:47
1213.75:076:47
1313.75:086:48
1413.75:086:49
1513.75:086:49
1613.75:096:50
1713.75:096:50
1813.75:096:51
1913.75:106:51
2013.75:106:52
2113.75:116:52
2213.75:116:53
2313.75:126:53
2413.75:126:54
2513.75:136:54
2613.75:136:55
2713.75:146:55
2813.75:146:55
2913.75:156:56
3013.75:156:56
3113.75:166:56

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.77 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.83 kWh/m² to a high of 6.77 kWh/m² in December across the year — December's 6.77 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.7Intense
66.7Intense
76.7Intense
86.7Intense
96.7Intense
106.7Intense
116.7Intense
126.7Intense
136.8Intense
146.8Intense
156.8Intense
166.8Intense
176.8Intense
186.8Intense
196.9Intense
206.9Intense
216.9Intense
226.9Intense
236.9Intense
246.9Intense
256.8Intense
266.8Intense
276.8Intense
286.8Intense
296.8Intense
306.8Intense
316.8Intense
Planning a trip in December

Hazard calendar for Standerton

In seasonPeak

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

Standerton'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 December a good time to visit Standerton?

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

5.7
Sightseeing
12th-best month of the year
5.3
Beach & pool
8th-best month of the year

December is a reasonable time to visit Standerton for sightseeing.

What to pack for Standerton in December

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

In December, Standerton sees daytime highs around 26°C and nights near 15°C. Pack rain gear and sun protection. Worth having: light clothes. About 18 days see rain.

rain gearsun protectionlight clothes

UV index in Standerton in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Standerton peaks around January 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 14UV 14Jun 21UV 5
UV index (midday)Level
Jan15Extreme
Feb13Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5High
Jul5High
Aug7Very high
Sep9Very high
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Standerton in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Standerton is worst in July — around 41 µg/m³ PM2.5 (poor), about 2.5× the cleanest month (January, 16 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1541 µg/m³Jan 1316 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb19Moderate
Mar23Moderate
Apr30Moderate
May35Moderate
Jun39Poor
Jul41Poor
Aug38Poor
Sep32Moderate
Oct23Moderate
Nov18Moderate
Dec17Moderate
Location & terrain

Where is Standerton?

Standerton sits at 26.9°S, 29.2°E, 1,569 m above sea level, in South Africa. The nearest listed city is Secunda, 43 km away.

Topography around Standerton

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

Within 3 km, the terrain around Standerton has only modest variations in elevation — a maximum elevation change of 78 m around an average of 1,549 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 139 m; within 80 km, large variations in elevation — a maximum elevation change of 761 m.

The land around Standerton is covered by grassland (52%) and artificial surfaces (25%) within 3 km, cropland (48%) and grassland (45%) within 16 km, and grassland (63%) and cropland (35%) within 80 km.

3 km
78 m
16 km
139 m
80 km
761 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Secunda 43 km · eMbalenhle 48 km · Trichardt 49 km · Vrede 55 km · Bethal 57 km · Kinross 60 km · Villiers 64 km · Lebohang 69 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 Standerton (-26.9337°, 29.2415°, elevation 1,569 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).