Zeerust weather in December

In December, Zeerust sees average daytime highs of 29°C and overnight lows near 18°C, with 103 mm of rain across 14.5 wet days and about 13.6 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 39% of the time in December, and the air most often feels comfortable.

Daylight stretches from about 13 h 30 min at the start of December to 13 h 36 min by month's end. Set against the rest of the year, December is Zeerust's 12th-clearest and 5th-windiest month. For the whole year in context, see Zeerust's year-round climate.

Daytime high
29°
1st warmest
Overnight low
18°
10th coldest
Rainfall
103 mm
14.5 wet days
Daylight
13 h 36 min
5:24 AM – 6:59 PM
Cloud cover
52%
12th clearest
Wind
10 km/h
5th windiest
Solar energy
6.9 kWh/m²
Travel score
5.2
out of 10

Zeerust is town in South Africa.

Founded
1867

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 29°C through the month.

A typical December day in Zeerust reaches about 29°C in the afternoon and slips back to 18°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 33°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)
12817
22817
32817
42817
52817
62817
72817
82918
92918
102918
112918
122918
132918
142918
152918
162918
172918
182918
192918
202918
212918
222918
232918
242918
252918
262918
272918
282918
292919
302919
312919

Zeerust weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 19°9614.213.45.2
Feb28° / 18°9211.612.95.7
Mar27° / 17°7810.812.26.7
Apr25° / 13°435.711.48.0
May23° / 182.410.88.7
Jun20° / 91.310.48.5
Jul20° / 30.610.68.6
Aug23° / 61.411.19.1
Sep27° / 13°141.911.88.5
Oct29° / 16°45712.66.6
Nov29° / 17°7911.713.25.6
Dec29° / 18°10314.513.65.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 26% of December, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36238
46238
56238
66337
76337
86436
96535
106535
116535
126733
136733
146733
156733
166634
176634
186634
196535
206535
216436
226436
236436
246337
256337
266337
276337
286337
296436
306436
316436

Chance of precipitation in December

Any precipitation

Zeerust gets around 103 mm of rain over 14.5 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 46% and peaks near 47% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
145
245
346
446
546
647
747
847
946
1046
1146
1246
1346
1446
1546
1646
1746
1846
1946
2046
2146
2246
2347
2447
2546
2646
2746
2845
2945
3044
3144

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 37% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
13836250
23737260
33537270
43438270
53338281
63239291
73139291
83039301
93039301
102939311
112939311
122839321
132839321
142739321
152739331
162739332
172639332
182639342
192538342
202538353
212437363
222336374
232235384
242235394
252134415
262033425
272032425
282032436
292031436
301931446
311931447

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 30 min at the start of December to 13 h 36 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 5:21 AM to 5:32 AM, and sunset from 6:50 PM to 7:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:216:50
213.55:216:50
313.55:216:51
413.55:216:52
513.55:216:53
613.55:226:53
713.55:226:54
813.55:226:55
913.55:226:55
1013.65:226:56
1113.65:236:56
1213.65:236:57
1313.65:236:58
1413.65:246:58
1513.65:246:59
1613.65:246:59
1713.65:257:00
1813.65:257:00
1913.65:267:01
2013.65:267:02
2113.65:267:02
2213.65:277:02
2313.65:277:03
2413.65:287:03
2513.65:287:04
2613.65:297:04
2713.65:297:05
2813.65:307:05
2913.65:317:05
3013.65:317:06
3113.65:327:06

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.9 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.93 kWh/m² to a high of 6.9 kWh/m² in December across the year — December's 6.9 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.8Intense
76.9Intense
86.9Intense
96.9Intense
106.9Intense
116.9Intense
126.9Intense
137.0Intense
147.0Intense
157.0Intense
167.0Intense
177.0Intense
187.0Intense
197.0Intense
207.0Intense
217.0Intense
227.0Intense
237.0Intense
247.0Intense
257.0Intense
267.0Intense
277.0Intense
287.0Intense
296.9Intense
306.9Intense
316.9Intense
Planning a trip in December

Hazard calendar for Zeerust

In seasonPeak

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

Zeerust's rainy season runs November–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 Zeerust?

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

5.2
Sightseeing
11th-best month of the year
6.5
Beach & pool
9th-best month of the year

December is a reasonable time to visit Zeerust for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Zeerust in December

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

In December, Zeerust sees daytime highs around 29°C and nights near 18°C. Pack light clothes, rain gear and sun protection. About 15 days see rain.

light clothesrain gearsun protection

UV index in Zeerust 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 Zeerust peaks around January 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 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 18UV 5
UV index (midday)Level
Jan15Extreme
Feb13Extreme
Mar12Extreme
Apr9Very high
May6High
Jun5High
Jul6High
Aug8Very high
Sep9Very high
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Zeerust 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 Zeerust is worst in September — around 20 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (December, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1220 µg/m³Dec 196 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb10Good
Mar11Good
Apr14Moderate
May16Moderate
Jun17Moderate
Jul17Moderate
Aug18Moderate
Sep20Moderate
Oct12Moderate
Nov8Good
Dec6Good
Location & terrain

Where is Zeerust?

Zeerust sits at 25.5°S, 26.1°E, 1,213 m above sea level, in South Africa. The nearest listed city is Lobatse, 53 km away.

Topography around Zeerust

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

Within 3 km, the terrain around Zeerust has significant variations in elevation — a maximum elevation change of 315 m around an average of 1,248 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 444 m; within 80 km, large variations in elevation — a maximum elevation change of 770 m.

The land around Zeerust is covered by grassland (41%) and shrubs (23%) within 3 km, grassland (40%), shrubs (34%) and trees (23%) within 16 km, and grassland (44%) and shrubs (35%) within 80 km.

3 km
315 m
16 km
444 m
80 km
770 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Lobatse 53 km · Janeng 54 km · Mmabatho 56 km · Mafikeng 57 km · Itsoseng 64 km · Lichtenburg 69 km · Ramotswa 77 km · Koster 90 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 Zeerust (-25.537°, 26.0751°, elevation 1,213 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).