Mandeni weather in January

In January, Mandeni sees average daytime highs of 27°C and overnight lows near 23°C, with 102 mm of rain across 13.1 wet days and about 13.7 hours of daylight. It is the 2nd-warmest and 1st-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 34% of the time in January, and the air most often feels muggy.

Daylight stretches from about 13 h 48 min at the start of January to 13 h 24 min by month's end. Set against the rest of the year, January is Mandeni's 9th-clearest and 5th-windiest month. For the whole year in context, see Mandeni's year-round climate.

Daytime high
27°
2nd warmest
Overnight low
23°
11th coldest
Rainfall
102 mm
13.1 wet days
Daylight
13 h 42 min
5:13 AM – 6:54 PM
Cloud cover
56%
9th clearest
Wind
18 km/h
5th windiest
Solar energy
6.08 kWh/m²
Travel score
6.1
out of 10

Mandeni is town in KwaZulu-Natal, South Africa.

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 Mandeni reaches about 27°C in the afternoon and slips back to 23°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°C. Set against its neighbours, January runs about 1°C warmer than December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12722
22722
32722
42722
52722
62722
72722
82722
92722
102722
112723
122723
132723
142723
152723
162723
172723
182723
192723
202723
212723
222723
232723
242723
252723
262723
272723
282723
292723
302723
312723

Mandeni weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 23°10213.113.76.1
Feb27° / 23°9112136.1
Mar27° / 22°9111.512.26.6
Apr25° / 20°8210.211.37.1
May24° / 18°587.110.68.0
Jun23° / 16°365.810.28.1
Jul22° / 15°547.110.37.8
Aug22° / 16°397.2117.7
Sep23° / 18°649.211.87.2
Oct24° / 19°9013.212.76.5
Nov25° / 20°9913.313.56.3
Dec26° / 21°8812.913.86.2

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 18% of January, with mostly cloudy or overcast conditions the remaining 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35248
45248
55248
65248
75248
85248
95347
105347
115248
125248
135149
145149
155149
165248
175149
185149
195149
205248
215149
225149
235248
245248
255248
265347
275347
285446
295446
305446
315446

Chance of precipitation in January

Any precipitation

Mandeni gets around 102 mm of rain over 13.1 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 42% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
140
240
341
441
541
641
742
842
942
1042
1142
1242
1342
1443
1543
1643
1743
1843
1943
2043
2143
2242
2342
2442
2542
2642
2743
2843
2943
3043
3144

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 47% of days. Sticky, muggy-or-worse air turns up on roughly 85% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
13154736
23154636
33154636
43154637
53144637
63144637
73144537
83144537
93144538
103144538
113144538
123134538
133134638
143134637
153124738
163124737
173124738
183114738
193114838
203114838
213114838
222104938
232104938
242104938
25295039
26295039
27294940
28284940
29184941
30184842
31184842

Wind in January

Winds average 18 km/h in January.

Across January, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 48 min at the start of January to 13 h 24 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 5:02 AM to 5:26 AM, and sunset from 6:53 PM to 6:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.85:026:53
213.85:036:53
313.85:046:53
413.85:046:53
513.85:056:53
613.85:066:54
713.85:076:54
813.85:076:54
913.85:086:54
1013.85:096:54
1113.75:106:54
1213.75:106:54
1313.75:116:54
1413.75:126:54
1513.75:136:54
1613.75:136:54
1713.75:146:54
1813.65:156:54
1913.65:166:53
2013.65:176:53
2113.65:176:53
2213.65:186:53
2313.65:196:53
2413.55:206:52
2513.55:216:52
2613.55:226:52
2713.55:226:51
2813.55:236:51
2913.45:246:51
3013.45:256:50
3113.45:266:50

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.08 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.15 kWh/m² to a high of 6.08 kWh/m² in January across the year — January's 6.08 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.0Intense
216.0Intense
226.0Intense
236.0Intense
246.0Intense
256.0Bright
266.0Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
316.0Bright
Planning a trip in January

Hazard calendar for Mandeni

In seasonPeak

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

Mandeni sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Cyclone
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Mandeni?

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

6.1
Sightseeing
11th-best month of the year
6.2
Beach & pool
5th-best month of the year

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

What to pack for Mandeni in January

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

In January, Mandeni sees daytime highs around 27°C and nights near 23°C. Pack light clothes and sun protection. Worth having: rain gear. About 13 days see rain.

light clothessun protectionrain gear

Sea temperature near Mandeni in January

The nearest coast averages about 25°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 21 km away) is warmest in February at about 26°C and coldest in August near 21°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb26Warm
Mar25Warm
Apr24Warm
May23Refreshing
Jun22Refreshing
Jul21Refreshing
Aug21Refreshing
Sep21Refreshing
Oct22Refreshing
Nov23Refreshing
Dec24Refreshing

UV index in Mandeni in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mandeni peaks around January 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeHighModerateHighVery highVery highExtremeJan 19UV 12Jun 22UV 4
UV index (midday)Level
Jan12Extreme
Feb12Extreme
Mar10Extreme
Apr6High
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5High
Sep6High
Oct10Extreme
Nov10Very high
Dec12Extreme

Air quality in Mandeni 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 Mandeni is worst in July — around 43 µg/m³ PM2.5 (poor), about 5.5× the cleanest month (January, 8 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodJul 1442 µg/m³Jan 198 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar13Moderate
Apr20Moderate
May33Moderate
Jun40Poor
Jul43Poor
Aug35Poor
Sep29Moderate
Oct18Moderate
Nov14Moderate
Dec11Good
Location & terrain

Where is Mandeni?

Mandeni sits at 29.1°S, 31.4°E, 88 m above sea level, in South Africa. The nearest listed city is KwaDukuza, 24 km away.

Topography around Mandeni

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

Within 3 km, the terrain around Mandeni has only modest variations in elevation — a maximum elevation change of 213 m around an average of 90 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 593 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,667 m.

The land around Mandeni is covered by trees (56%) within 3 km, grassland (37%) and trees (35%) within 16 km, and trees (34%), water (26%) and grassland (25%) within 80 km.

3 km
213 m
16 km
593 m
80 km
1,667 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: KwaDukuza 24 km · Eshowe 29 km · Shakaskraal 39 km · Ballitoville 48 km · Tongaat 56 km · eSikhaleni 56 km · Empangeni 63 km · Richards Bay 73 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 Mandeni (-29.1469°, 31.414°, elevation 88 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).