Midstream weather in December

In December, Midstream sees average daytime highs of 26°C and overnight lows near 16°C, with 116 mm of rain across 16.4 wet days and about 13.6 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 28% 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 Midstream's 12th-clearest and 5th-windiest month. For the whole year in context, see Midstream's year-round climate.

Daytime high
26°
3rd warmest
Overnight low
16°
10th coldest
Rainfall
116 mm
16.4 wet days
Daylight
13 h 36 min
5:15 AM – 6:52 PM
Cloud cover
58%
12th clearest
Wind
11 km/h
5th windiest
Solar energy
6.73 kWh/m²
Travel score
5.8
out of 10

Midstream is locality in Gauteng, South Africa.

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 Midstream reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°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)
12615
22615
32615
42615
52615
62615
72615
82615
92616
102616
112616
122616
132616
142616
152616
162616
172616
182616
192616
202616
212616
222616
232616
242616
252616
262616
272616
282616
292616
302616
312616

Midstream 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° / 16°11015.313.45.9
Feb26° / 16°9712.612.96.2
Mar25° / 15°8010.812.26.9
Apr23° / 12°376.411.47.7
May21° / 142.610.78.3
Jun19° / 71.210.48.2
Jul19° / 30.610.58.3
Aug21° / 81.611.18.7
Sep25° / 11°19311.88.6
Oct26° / 13°659.612.67.1
Nov26° / 15°8813.313.36.3
Dec26° / 16°11616.413.65.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% 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 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35248
45248
55248
65248
75347
85347
95446
105347
115347
125446
135446
145446
155545
165545
175545
185545
195545
205545
215446
225446
235347
245347
255347
265446
275446
285446
295545
305644
315644

Chance of precipitation in December

Any precipitation

Midstream gets around 116 mm of rain over 16.4 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 53% and peaks near 54% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
151
252
352
453
554
654
754
854
954
1054
1154
1254
1353
1453
1552
1652
1752
1851
1951
2051
2151
2252
2352
2452
2553
2653
2753
2853
2953
3052
3152

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 53% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
147458
246468
344478
443488
542499
641509
739529
8385210
9375310
10365311
11345511
12335512
13325612
14315613
15295714
16285715
17275716
18265717
19255718
20245719
21245521
22235522
23225523
24225424
25215425
26215326
27215227
28215128
29215029
30214929
31224930

Wind in December

Winds average 11 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
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
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 5:12 AM to 5:22 AM, and sunset from 6:42 PM to 6:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:126:42
213.55:126:43
313.55:126:43
413.55:126:44
513.55:126:45
613.65:126:46
713.65:136:46
813.65:136:47
913.65:136:47
1013.65:136:48
1113.65:136:49
1213.65:146:49
1313.65:146:50
1413.65:146:51
1513.65:156:51
1613.65:156:52
1713.65:156:52
1813.65:166:53
1913.65:166:53
2013.65:176:54
2113.65:176:54
2213.65:186:55
2313.65:186:55
2413.65:186:56
2513.65:196:56
2613.65:206:57
2713.65:206:57
2813.65:216:57
2913.65:216:58
3013.65:226:58
3113.65:226:58

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.73 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.92 kWh/m² to a high of 6.73 kWh/m² in December across the year — December's 6.73 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.6Intense
46.6Intense
56.6Intense
66.6Intense
76.6Intense
86.6Intense
96.7Intense
106.7Intense
116.7Intense
126.7Intense
136.7Intense
146.7Intense
156.8Intense
166.8Intense
176.8Intense
186.8Intense
196.8Intense
206.8Intense
216.8Intense
226.8Intense
236.8Intense
246.8Intense
256.8Intense
266.8Intense
276.8Intense
286.8Intense
296.8Intense
306.8Intense
316.8Intense
Planning a trip in December

Hazard calendar for Midstream

In seasonPeak

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

Midstream'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 Midstream?

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

5.8
Sightseeing
12th-best month of the year
5.6
Beach & pool
9th-best month of the year

December is a reasonable time to visit Midstream for sightseeing.

What to pack for Midstream in December

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

In December, Midstream sees daytime highs around 26°C and nights near 16°C. Pack rain gear and sun protection. Worth having: light clothes. About 16 days see rain.

rain gearsun protectionlight clothes

UV index in Midstream 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 Midstream peaks around January 1 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 1UV 14Jun 18UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr9Very high
May6High
Jun5Moderate
Jul6High
Aug7Very high
Sep9Very high
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Midstream 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 Midstream is worst in June — around 259 µg/m³ PM2.5 (very unhealthy), about 6.0× the cleanest month (January, 43 µg/m³).

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

0306090120150180210240270JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyVery unhealthyUnhealthyPoorJun 23259 µg/m³Jan 1344 µg/m³
PM2.5 (µg/m³)Level
Jan43Poor
Feb63Unhealthy
Mar101Unhealthy
Apr158Very unhealthy
May232Very unhealthy
Jun259Very unhealthy
Jul259Very unhealthy
Aug200Very unhealthy
Sep144Unhealthy
Oct91Unhealthy
Nov65Unhealthy
Dec50Poor
Location & terrain

Where is Midstream?

Midstream sits at 25.9°S, 28.2°E, 1,520 m above sea level, in South Africa. The nearest listed city is Centurion, 7.0 km away.

Topography around Midstream

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

Within 3 km, the terrain around Midstream has only modest variations in elevation — a maximum elevation change of 147 m around an average of 1,506 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 319 m; within 80 km, large variations in elevation — a maximum elevation change of 896 m.

The land around Midstream is covered by grassland (48%) and artificial surfaces (27%) within 3 km, grassland (45%) and artificial surfaces (31%) within 16 km, and grassland (52%) within 80 km.

3 km
147 m
16 km
319 m
80 km
896 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Centurion 7.0 km · Ivory Park 9.0 km · Thembisa 9.0 km · Midrand 10 km · Diepsloot 19 km · Pretoria 19 km · Alexandra 23 km · Edenvale 25 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 Midstream (-25.9185°, 28.1988°, elevation 1,520 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).