Deneysville weather in January

In January, Deneysville sees average daytime highs of 27°C and overnight lows near 17°C, with 119 mm of rain across 15 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 41% of the time in January, and the air most often feels comfortable.

Daylight stretches from about 13 h 42 min at the start of January to 13 h 18 min by month's end. Set against the rest of the year, January is Deneysville's 11th-clearest and 6th-windiest month. For the whole year in context, see Deneysville's year-round climate.

Daytime high
27°
1st warmest
Overnight low
17°
12th coldest
Rainfall
119 mm
15 wet days
Daylight
13 h 30 min
5:31 AM – 7:03 PM
Cloud cover
50%
11th clearest
Wind
11 km/h
6th windiest
Solar energy
6.79 kWh/m²
Travel score
5.9
out of 10

Deneysville is town in the Free State, South Africa.

Founded
1939

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical January day in Deneysville reaches about 27°C in the afternoon and slips back to 17°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 31°C. Set against its neighbours, January runs on par with December and on par with February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12717
22717
32717
42717
52717
62717
72717
82717
92717
102717
112717
122717
132717
142717
152717
162717
172717
182717
192717
202717
212717
222717
232717
242717
252717
262717
272717
282717
292717
302717
312717

Deneysville weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 17°1191513.55.9
Feb27° / 16°8712136.3
Mar26° / 15°7810.812.26.9
Apr23° / 11°40711.47.7
May21° / 173.110.78.2
Jun18° / 91.610.38.0
Jul18° / 50.810.58.1
Aug21° / 142.111.18.6
Sep25° / 10°203.411.88.5
Oct26° / 13°739.612.67.1
Nov27° / 14°9812.413.36.3
Dec27° / 16°13316.213.75.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% 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 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26436
36436
46436
56535
66535
76535
86634
96535
106535
116535
126535
136535
146535
156436
166436
176436
186436
196436
206337
216337
226337
236337
246436
256436
266436
276535
286535
296634
306634
316733

Chance of precipitation in January

Any precipitation

Deneysville gets around 119 mm of rain over 15 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 48% and peaks near 51% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
149
248
348
448
547
647
746
846
946
1046
1146
1246
1346
1447
1547
1648
1749
1849
1950
2050
2150
2251
2351
2451
2551
2650
2750
2849
2948
3047
3146

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the comfortable band about 44% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1224730
2224730
3234730
4234730
5234730
6234730
7244730
8244630
9244630
10244630
11244530
12244531
13244432
14244333
15234334
16234235
17224236
18224237
19214137
20214138
21204138
22204139
23204139
24194139
25194139
26194239
27194239
28194239
29194338
30194337
31204437

Wind in January

Winds average 11 km/h in January.

Across January, daily wind ranges from about 11 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
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 42 min at the start of January to 13 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over January. Sunrise moves from 5:21 AM to 5:43 AM, and sunset from 7:01 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:217:01
213.75:217:01
313.75:227:01
413.65:237:01
513.65:237:02
613.65:247:02
713.65:257:02
813.65:257:02
913.65:267:02
1013.65:277:02
1113.65:287:02
1213.65:287:03
1313.65:297:03
1413.55:307:03
1513.55:317:03
1613.55:317:03
1713.55:327:02
1813.55:337:02
1913.55:347:02
2013.55:347:02
2113.45:357:02
2213.45:367:02
2313.45:377:02
2413.45:377:01
2513.45:387:01
2613.45:397:01
2713.35:407:01
2813.35:407:00
2913.35:417:00
3013.35:426:59
3113.35:436:59

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.79 kWh/m².

For context, solar energy here swings from a low near 3.83 kWh/m² to a high of 7.01 kWh/m² in December across the year — January's 6.79 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
17.0Intense
27.0Intense
37.0Intense
47.0Intense
57.0Intense
67.0Intense
76.9Intense
86.9Intense
96.9Intense
106.9Intense
116.9Intense
126.9Intense
136.8Intense
146.8Intense
156.8Intense
166.8Intense
176.8Intense
186.8Intense
196.7Intense
206.7Intense
216.7Intense
226.7Intense
236.7Intense
246.7Intense
256.7Intense
266.7Intense
276.7Intense
286.7Intense
296.7Intense
306.7Intense
316.6Intense
Planning a trip in January

Hazard calendar for Deneysville

In seasonPeak

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

Deneysville'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 Deneysville?

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

5.9
Sightseeing
11th-best month of the year
6.1
Beach & pool
7th-best month of the year

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

What to pack for Deneysville in January

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

In January, Deneysville sees daytime highs around 27°C and nights near 17°C. Pack light clothes, rain gear and sun protection. About 15 days see rain.

light clothesrain gearsun protection

UV index in Deneysville in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Deneysville peaks around January 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 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 20UV 5
UV index (midday)Level
Jan15Extreme
Feb13Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5High
Jul5High
Aug7Very high
Sep9Very high
Oct10Very high
Nov12Extreme
Dec14Extreme

Air quality in Deneysville 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 Deneysville is worst in July — around 103 µg/m³ PM2.5 (unhealthy), about 4.4× the cleanest month (January, 24 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJul 11103 µg/m³Jan 1124 µg/m³
PM2.5 (µg/m³)Level
Jan24Moderate
Feb32Moderate
Mar48Poor
Apr64Unhealthy
May88Unhealthy
Jun100Unhealthy
Jul103Unhealthy
Aug83Unhealthy
Sep65Unhealthy
Oct44Poor
Nov31Moderate
Dec25Moderate
Location & terrain

Where is Deneysville?

Deneysville sits at 26.9°S, 28.1°E, 1,513 m above sea level, in South Africa. The nearest listed city is Sasolburg, 29 km away.

Topography around Deneysville

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

Within 3 km, the terrain around Deneysville has only modest variations in elevation — a maximum elevation change of 80 m around an average of 1,495 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 274 m; within 80 km, significant variations in elevation — a maximum elevation change of 582 m.

The land around Deneysville is covered by grassland (40%), water (25%) and cropland (23%) within 3 km, grassland (43%) and cropland (40%) within 16 km, and grassland (53%) and cropland (38%) within 80 km.

3 km
80 m
16 km
274 m
80 km
582 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Sasolburg 29 km · Vereeniging 30 km · Vanderbijlpark 33 km · Heilbron 45 km · Evaton 47 km · Heidelberg 50 km · Villiers 52 km · Balfour 55 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 Deneysville (-26.8908°, 28.0971°, elevation 1,513 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).