Karoi weather in December

In December, Karoi sees average daytime highs of 27°C and overnight lows near 19°C, with 172 mm of rain across 21 wet days and about 13 hours of daylight. It is the 4th-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 13% of the time in December, and the air most often feels humid.

Daylight stretches from about 12 h 54 min at the start of December to 13 hours by month's end. Set against the rest of the year, December is Karoi's 11th-clearest and 6th-windiest month. For the whole year in context, see Karoi's year-round climate.

Daytime high
27°
4th warmest
Overnight low
19°
11th coldest
Rainfall
172 mm
21 wet days
Daylight
13 hours
5:27 AM – 6:27 PM
Cloud cover
75%
11th clearest
Wind
9 km/h
6th windiest
Solar energy
5.73 kWh/m²
Travel score
4.7
out of 10

Karoi is human settlement.

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 27°C through the month.

A typical December day in Karoi reaches about 27°C in the afternoon and slips back to 19°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12819
22819
32819
42819
52819
62819
72819
82719
92719
102719
112719
122719
132719
142719
152719
162719
172719
182719
192719
202719
212719
222719
232719
242719
252719
262719
272719
282719
292719
302719
312719

Karoi weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 19°22323.712.94.4
Feb26° / 18°16620.812.64.6
Mar26° / 18°10215.612.15.8
Apr26° / 16°274.811.67.7
May24° / 13°41.111.28.9
Jun23° / 11°10.2119.0
Jul22° / 10°10.211.18.9
Aug25° / 12°00.111.49.3
Sep28° / 16°30.611.98.0
Oct30° / 19°122.412.46.2
Nov30° / 20°6710.612.85.1
Dec27° / 19°17221134.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 73%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23961
33961
43961
53763
63664
73466
83367
93169
102971
112872
122773
132476
142377
152278
162278
172179
182179
192278
202179
212179
222080
232080
242179
252179
262179
272179
282278
292278
302377
312377

Chance of precipitation in December

Any precipitation

Karoi gets around 172 mm of rain over 21 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 67% and peaks near 75% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
151
252
353
454
555
657
758
860
962
1063
1165
1266
1368
1469
1570
1671
1771
1872
1972
2073
2174
2274
2374
2475
2575
2675
2775
2875
2975
3075
3175

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 40% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
116244812
215244713
315234715
414234717
513224618
612214621
711204623
810194625
99184627
108174630
117154532
127144534
136134536
145124539
154114441
164104443
17394345
18384247
19384049
20373951
21273853
22273754
23263656
24263656
25263557
26163558
27163459
28163459
29163459
30173458
31173458

Wind in December

Winds average 9 km/h in December.

Across December, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 54 min at the start of December to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 5:23 AM to 5:35 AM, and sunset from 6:19 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:236:19
212.95:236:19
312.95:236:20
413.05:246:21
513.05:246:21
613.05:246:22
713.05:246:22
813.05:256:23
913.05:256:24
1013.05:256:24
1113.05:266:25
1213.05:266:25
1313.05:266:26
1413.05:276:26
1513.05:276:27
1613.05:276:27
1713.05:286:28
1813.05:286:28
1913.05:296:29
2013.05:296:29
2113.05:306:30
2213.05:306:30
2313.05:316:31
2413.05:316:31
2513.05:326:32
2613.05:326:32
2713.05:336:33
2813.05:336:33
2913.05:346:33
3013.05:346:34
3113.05:356:34

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.73 kWh/m².

For context, solar energy here swings from a low near 4.66 kWh/m² to a high of 7.12 kWh/m² in October across the year — December's 5.73 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.0Intense
46.0Intense
56.0Bright
65.9Bright
75.9Bright
85.8Bright
95.8Bright
105.8Bright
115.7Bright
125.7Bright
135.7Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in December

Hazard calendar for Karoi

In seasonPeak

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

Karoi's monsoon runs December–March, when most of the year's rain falls.

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

Is December a good time to visit Karoi?

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

4.7
Sightseeing
10th-best month of the year
4.9
Beach & pool
10th-best month of the year

December is a reasonable time to visit Karoi for sightseeing.

What to pack for Karoi in December

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

In December, Karoi sees daytime highs around 27°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

UV index in Karoi 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 Karoi peaks around January 18 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeJan 18UV 16Jun 22UV 8
UV index (midday)Level
Jan17Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep11Extreme
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Karoi 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 Karoi is worst in September — around 38 µg/m³ PM2.5 (poor), about 6.6× the cleanest month (December, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodSep 1437 µg/m³Dec 226 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar8Good
Apr8Good
May9Good
Jun14Moderate
Jul19Moderate
Aug31Moderate
Sep38Poor
Oct25Moderate
Nov11Good
Dec6Good
Location & terrain

Where is Karoi?

Karoi sits at 16.8°S, 29.7°E, 1,259 m above sea level, in Zimbabwe. The nearest listed city is Chinhoyi, 82 km away.

ChinhoyiKaribaSiavongaChirunduMvurwiChegutuNortonMount Hampden

Topography around Karoi

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

Within 3 km, the terrain around Karoi has only modest variations in elevation — a maximum elevation change of 110 m around an average of 1,253 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 278 m; within 80 km, large variations in elevation — a maximum elevation change of 1,041 m.

The land around Karoi is covered by grassland (51%) within 3 km, grassland (51%) and cropland (33%) within 16 km, and shrubs (44%) within 80 km.

3 km
110 m
16 km
278 m
80 km
1,041 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Chinhoyi 82 km · Kariba 101 km · Siavonga 109 km · Chirundu 125 km · Mvurwi 126 km · Chegutu 154 km · Norton 160 km · Mount Hampden 168 km

Zimbabwe travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G
220 V · 50 Hz
Prices
≈ 56% of US
price level, 2025
GDP per capita
$3,021
2025
Happiness
3.3 / 10
World Happiness, 2025
Safe drinking water
25%
of population, 2024
Homicide rate
6.8
per 100k, 2022
Road deaths
41.2
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very high
EF EPI 602
Religion
Apostolic Sect 40%Pentecostal 17%Protestant 14%none 8%

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 Karoi (-16.8099°, 29.6925°, elevation 1,259 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).