Hennenman weather in January

In January, Hennenman sees average daytime highs of 29°C and overnight lows near 17°C, with 100 mm of rain across 13.7 wet days and about 13.6 hours of daylight. It is the 1st-warmest and 2nd-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 46% of the time in January, and the air most often feels dry.

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 Hennenman's 11th-clearest and 5th-windiest month. For the whole year in context, see Hennenman's year-round climate.

Daytime high
29°
1st warmest
Overnight low
17°
12th coldest
Rainfall
100 mm
13.7 wet days
Daylight
13 h 36 min
5:33 AM – 7:09 PM
Cloud cover
46%
11th clearest
Wind
12 km/h
5th windiest
Solar energy
7.21 kWh/m²
Travel score
5.1
out of 10

Hennenman is town in the Free State, South Africa.

Founded
1927

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 29°C through the month.

A typical January day in Hennenman reaches about 29°C in the afternoon and slips back to 17°C overnight — a 12°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 about 1°C warmer than February.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13017
23017
33017
43017
53017
63017
73017
83017
93017
103017
113017
123017
133017
142917
152917
162917
172917
182917
192917
202917
212917
222917
232917
242917
252917
262917
272917
282917
292917
302917
312917

How January really feels in Hennenman

Once humidity and wind are folded in, January 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

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

Hennenman 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
Jan29° / 17°10013.713.65.1
Feb29° / 17°7911.9135.6
Mar27° / 15°7110.512.26.7
Apr24° / 11°48711.47.8
May21° / 213.310.68.2
Jun18° / 121.810.37.9
Jul18° / 7110.48.1
Aug21° / 162118.6
Sep25° / 10°142.611.88.6
Oct27° / 13°567.812.77.2
Nov28° / 14°719.213.46.2
Dec29° / 16°10113.713.75.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 27% of January, with mostly cloudy or overcast conditions the remaining 27%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37327
47327
57327
67327
77426
87525
97525
107426
117426
127426
137426
147327
157327
167327
177327
187228
197228
207228
217228
227228
237129
247129
257129
267129
277228
287228
297228
307228
317426

Chance of precipitation in January

Any precipitation

Hennenman gets around 100 mm of rain over 13.7 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 44% and peaks near 48% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
143
243
343
442
542
641
741
840
940
1040
1140
1240
1341
1441
1542
1642
1743
1844
1945
2045
2146
2247
2347
2448
2548
2648
2748
2847
2947
3047
3146

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 39% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1453717
2453717
3453817
4453817
5453817
6453817
7453817
8453817
9443817
10443818
11433818
12433819
13423820
14413820
15403821
16393822
17383823
18373824
19363825
20353826
21343827
22343827
23333928
24333928
25323929
26323929
27323929
28323928
29324028
30324027
31324127

Wind in January

Winds average 12 km/h in January.

Across January, 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
112light breeze
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
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 5:23 AM to 5:45 AM, and sunset from 7:07 PM to 7:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:237:07
213.75:237:08
313.75:247:08
413.75:257:08
513.75:257:08
613.75:267:09
713.75:277:09
813.75:277:09
913.75:287:09
1013.75:297:09
1113.75:307:09
1213.65:307:09
1313.65:317:09
1413.65:327:09
1513.65:337:09
1613.65:337:09
1713.65:347:09
1813.65:357:09
1913.55:367:09
2013.55:367:09
2113.55:377:08
2213.55:387:08
2313.55:397:08
2413.55:407:08
2513.45:407:07
2613.45:417:07
2713.45:427:07
2813.45:437:06
2913.45:447:06
3013.45:447:06
3113.35:457:05

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 7.21 kWh/m².

For context, solar energy here swings from a low near 3.72 kWh/m² to a high of 7.46 kWh/m² in December across the year — January's 7.21 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.4Intense
27.4Intense
37.4Intense
47.4Intense
57.4Intense
67.4Intense
77.4Intense
87.4Intense
97.4Intense
107.3Intense
117.3Intense
127.3Intense
137.3Intense
147.3Intense
157.3Intense
167.2Intense
177.2Intense
187.2Intense
197.2Intense
207.1Intense
217.1Intense
227.1Intense
237.1Intense
247.0Intense
257.0Intense
267.0Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in January

Hazard calendar for Hennenman

In seasonPeak

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

Hennenman's rainy season runs October–April, 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 Hennenman?

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

5.1
Sightseeing
12th-best month of the year
6.7
Beach & pool
7th-best month of the year

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

What to pack for Hennenman in January

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

In January, Hennenman sees daytime highs around 29°C and nights near 17°C. Pack light clothes and sun protection. Worth having: rain gear. About 14 days see rain.

light clothessun protectionrain gear

UV index in Hennenman 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 Hennenman peaks around January 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 14UV 15Jun 21UV 5
UV index (midday)Level
Jan15Extreme
Feb13Extreme
Mar11Extreme
Apr8Very high
May6High
Jun5Moderate
Jul5Moderate
Aug7High
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec14Extreme

Air quality in Hennenman 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 Hennenman is worst in July — around 32 µg/m³ PM2.5 (moderate), about 3.8× the cleanest month (December, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1432 µg/m³Dec 179 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar17Moderate
Apr20Moderate
May27Moderate
Jun30Moderate
Jul32Moderate
Aug28Moderate
Sep25Moderate
Oct17Moderate
Nov10Good
Dec9Good
Location & terrain

Where is Hennenman?

Hennenman sits at 28.0°S, 27.0°E, 1,396 m above sea level, in South Africa. The nearest listed city is Phomolong, 7.0 km away.

Topography around Hennenman

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

Within 3 km, the terrain around Hennenman has only modest variations in elevation — a maximum elevation change of 63 m around an average of 1,393 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 185 m; within 80 km, significant variations in elevation — a maximum elevation change of 592 m.

The land around Hennenman is covered by cropland (46%) and grassland (41%) within 3 km, cropland (55%) and grassland (43%) within 16 km, and grassland (58%) and cropland (40%) within 80 km.

3 km
63 m
16 km
185 m
80 km
592 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Phomolong 7.0 km · Virginia 21 km · Welkom 28 km · Kutloanong 31 km · Odendaalsrus 35 km · Kroonstad 42 km · Allanridge 45 km · Theunissen 58 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 Hennenman (-27.9765°, 27.0242°, elevation 1,396 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).