Karoi in Summer
In summer (December, January and February), Karoi sees average daytime highs around 26°C and overnight lows near 19°C, with 561 mm of rain over about 66 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 26°C. The sky is clear or mostly clear about 11% of the time across summer, and the air most often feels muggy.
Summer is Karoi's weakest season of the year to visit on our travel score. For the whole year in context, see Karoi's year-round climate.
- Avg daytime high
- 26°C
- 2nd-warmest season
- Avg overnight low
- 19°C
- Rainfall
- 561 mm
- 66 wet days
- Avg wind
- 9 km/h
- Travel score
- 4.6
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Karoi in Summer
Across summer, daytime highs hold fairly steady around 26°C.
A typical summer day in Karoi reaches about 26°C and drops to 19°C overnight. The warmest of the three months is December, the coolest February.
Karoi weather by month
How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 26° / 19° | 223 | 23.7 | 12.9 | 4.4 |
| Feb | 26° / 18° | 166 | 20.8 | 12.6 | 4.6 |
| Mar | 26° / 18° | 102 | 15.6 | 12.1 | 5.8 |
| Apr | 26° / 16° | 27 | 4.8 | 11.6 | 7.7 |
| May | 24° / 13° | 4 | 1.1 | 11.2 | 8.9 |
| Jun | 23° / 11° | 1 | 0.2 | 11 | 9.0 |
| Jul | 22° / 10° | 1 | 0.2 | 11.1 | 8.9 |
| Aug | 25° / 12° | 0 | 0.1 | 11.4 | 9.3 |
| Sep | 28° / 16° | 3 | 0.6 | 11.9 | 8.0 |
| Oct | 30° / 19° | 12 | 2.4 | 12.4 | 6.2 |
| Nov | 30° / 20° | 67 | 10.6 | 12.8 | 5.1 |
| Dec | 27° / 19° | 172 | 21 | 13 | 4.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 11% of the time across summer.
Chance of precipitation in Summer
Karoi gets around 561 mm of rain over 66 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 9 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 54 min in early December to 12 h 24 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.5 kWh/m².
Hazard calendar for Karoi
In summer, Karoi overlaps 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.
Is summer a good time to visit Karoi?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Karoi for sightseeing.
What to pack for Karoi in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Karoi sees daytime highs around 26°C and nights near 19°C. Pack light clothes and rain gear. Worth having: sun protection. About 66 days see rain.
UV index in Karoi in Summer
Clear-sky midday UV across summer averages 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 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 17 | 15 | 14 | 12 | 9 | 8 | 8 | 10 | 11 | 12 | 14 | 14 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 17 | Extreme |
| Feb | 15 | Extreme |
| Mar | 14 | Extreme |
| Apr | 12 | Extreme |
| May | 9 | Very high |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 10 | Very high |
| Sep | 11 | Extreme |
| Oct | 12 | Extreme |
| Nov | 14 | Extreme |
| Dec | 14 | Extreme |
Air quality in Karoi in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 7 | 8 | 8 | 8 | 9 | 14 | 19 | 31 | 38 | 25 | 11 | 6 |
| Level | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Poor | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 7 | Good |
| Feb | 8 | Good |
| Mar | 8 | Good |
| Apr | 8 | Good |
| May | 9 | Good |
| Jun | 14 | Moderate |
| Jul | 19 | Moderate |
| Aug | 31 | Moderate |
| Sep | 38 | Poor |
| Oct | 25 | Moderate |
| Nov | 11 | Good |
| Dec | 6 | Good |
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.
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.
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
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.