Vaalbank weather in January

In January, Vaalbank sees average daytime highs of 30°C and overnight lows near 19°C, with 94 mm of rain across 13.6 wet days and about 13.4 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 39% of the time in January, and the air most often feels humid.

Daylight stretches from about 13 h 30 min at the start of January to 13 h 12 min by month's end. Set against the rest of the year, January is Vaalbank's 10th-clearest and 6th-windiest month. For the whole year in context, see Vaalbank's year-round climate.

Daytime high
30°
1st warmest
Overnight low
19°
12th coldest
Rainfall
94 mm
13.6 wet days
Daylight
13 h 24 min
5:32 AM – 6:56 PM
Cloud cover
52%
10th clearest
Wind
9 km/h
6th windiest
Solar energy
6.64 kWh/m²
Travel score
4.8
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical January day in Vaalbank reaches about 30°C in the afternoon and slips back to 19°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 34°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13019
23019
33019
43019
53019
63019
73019
83019
93019
103019
113019
123019
133019
143019
153019
163019
173019
183019
193019
203019
213019
223019
233019
243019
253019
263019
273019
283019
293019
303019
313019

Vaalbank weather by month

How January compares with the rest of the year at a glance. January 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
Jan30° / 19°9413.613.44.8
Feb30° / 19°789.812.95.2
Mar28° / 18°68912.26.3
Apr26° / 15°304.811.47.8
May24° / 10°132.110.89.0
Jun22° / 50.910.58.9
Jul22° / 30.410.69.0
Aug25° / 10°41.111.19.2
Sep28° / 14°14211.87.7
Oct29° / 16°497.512.66.0
Nov29° / 17°7811.113.25.3
Dec29° / 19°9113.913.54.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 24% of January, with mostly cloudy or overcast conditions the remaining 37%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26238
36238
46337
56337
66436
76436
86436
96337
106337
116337
126238
136238
146238
156139
166139
176238
186139
196139
206139
216139
226238
236238
246238
256337
266337
276436
286436
296535
306535
316634

Chance of precipitation in January

Any precipitation

Vaalbank gets around 94 mm of rain over 13.6 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 45% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
144
244
344
444
544
644
744
844
944
1044
1144
1244
1345
1445
1545
1645
1744
1844
1944
2044
2143
2243
2343
2443
2542
2642
2742
2841
2941
3040
3140

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the humid band about 47% of days. Sticky, muggy-or-worse air turns up on roughly 10% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11132498
21132498
31132498
41232488
51232488
61232488
71232478
81232479
91232469
101232469
1112324610
1212324610
1312324610
1411324610
1511324611
1611324711
1710324711
1810324811
199314811
209314812
219324812
229324812
238324812
248324812
258324812
268334812
278334811
288344811
297344711
307354711
318364611

Wind in January

Winds average 9 km/h in January.

Across January, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 30 min at the start of January to 13 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 5:22 AM to 5:43 AM, and sunset from 6:54 PM to 6:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:226:54
213.55:226:54
313.55:236:54
413.55:236:55
513.55:246:55
613.55:256:55
713.55:256:55
813.55:266:56
913.55:276:56
1013.55:276:56
1113.55:286:56
1213.55:296:56
1313.45:306:56
1413.45:306:56
1513.45:316:56
1613.45:326:56
1713.45:326:56
1813.45:336:56
1913.45:346:56
2013.45:356:56
2113.35:356:56
2213.35:366:56
2313.35:376:55
2413.35:386:55
2513.35:386:55
2613.35:396:55
2713.25:406:54
2813.25:406:54
2913.25:416:54
3013.25:426:54
3113.25:436:53

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.64 kWh/m².

For context, solar energy here swings from a low near 3.96 kWh/m² to a high of 6.7 kWh/m² in December across the year — January's 6.64 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.8Intense
76.8Intense
86.7Intense
96.7Intense
106.7Intense
116.7Intense
126.7Intense
136.6Intense
146.6Intense
156.6Intense
166.6Intense
176.6Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.6Intense
316.6Intense
Planning a trip in January

Hazard calendar for Vaalbank

In seasonPeak

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

Vaalbank'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 January a good time to visit Vaalbank?

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

4.8
Sightseeing
12th-best month of the year
6.5
Beach & pool
9th-best month of the year

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

What to pack for Vaalbank in January

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

In January, Vaalbank sees daytime highs around 30°C and nights near 19°C. Pack light clothes and sun protection. Worth having: rain gear. About 14 days see rain.

light clothessun protectionrain gear

UV index in Vaalbank in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Vaalbank peaks around January 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 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 13UV 14Jun 17UV 5
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5Moderate
Jul6High
Aug7Very high
Sep9Very high
Oct10Extreme
Nov11Extreme
Dec14Extreme

Air quality in Vaalbank in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Vaalbank is worst in July — around 188 µg/m³ PM2.5 (very unhealthy), about 6.6× the cleanest month (January, 29 µg/m³).

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

0306090120150180210JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyVery unhealthyUnhealthyPoorJul 10187 µg/m³Jan 1229 µg/m³
PM2.5 (µg/m³)Level
Jan29Moderate
Feb43Poor
Mar67Unhealthy
Apr114Unhealthy
May169Very unhealthy
Jun185Very unhealthy
Jul188Very unhealthy
Aug142Unhealthy
Sep108Unhealthy
Oct62Unhealthy
Nov43Poor
Dec32Moderate
Location & terrain

Where is Vaalbank?

Vaalbank sits at 25.2°S, 28.9°E, 983 m above sea level, in South Africa. The nearest listed city is Siyabuswa, 20 km away.

Topography around Vaalbank

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

Within 3 km, the terrain around Vaalbank has only modest variations in elevation — a maximum elevation change of 62 m around an average of 965 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 518 m; within 80 km, large variations in elevation — a maximum elevation change of 900 m.

The land around Vaalbank is covered by shrubs (52%) within 3 km, shrubs (56%) and grassland (26%) within 16 km, and grassland (40%) and shrubs (34%) within 80 km.

3 km
62 m
16 km
518 m
80 km
900 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Siyabuswa 20 km · Kwaggafontein 21 km · Somaroboro 22 km · Moloto South 40 km · Verena 41 km · Ekangala 59 km · Hammanskraal 64 km · Bela Bela 65 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 Vaalbank (-25.1523°, 28.8556°, elevation 983 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).