Chake Chake in Summer
In summer (December, January and February), Chake Chake sees average daytime highs around 28°C and overnight lows near 27°C, with 102 mm of rain over about 23 wet days across the season. It is the warmest season of the year and the driest season of the year.
Across summer, daytime highs hold fairly steady around 28°C. The sky is clear or mostly clear about 53% of the time across summer, and the air most often feels oppressive.
Summer is Chake Chake's 2nd-best season to visit on our travel score. Chake Chake has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Chake Chake's year-round climate.
- Avg daytime high
- 28°C
- warmest season of the year
- Avg overnight low
- 27°C
- Rainfall
- 102 mm
- 23 wet days
- Avg wind
- 21 km/h
- Travel score
- 7.0
- 2nd-best season
- Months
- Dec · Jan · Feb
Temperature in Chake Chake in Summer
Across summer, daytime highs hold fairly steady around 28°C.
A typical summer day in Chake Chake reaches about 28°C and drops to 27°C overnight. The warmest of the three months is December, the coolest December.
How summer really feels in Chake Chake
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Chake Chake 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 | 28° / 27° | 26 | 5 | 12.3 | 7.4 |
| Feb | 28° / 27° | 15 | 3.6 | 12.2 | 7.5 |
| Mar | 28° / 27° | 96 | 15.9 | 12 | 5.3 |
| Apr | 28° / 26° | 267 | 26.8 | 11.9 | 3.9 |
| May | 27° / 26° | 265 | 23.8 | 11.8 | 4.7 |
| Jun | 26° / 25° | 67 | 15.4 | 11.7 | 6.0 |
| Jul | 25° / 24° | 39 | 10.3 | 11.7 | 6.9 |
| Aug | 25° / 24° | 23 | 7 | 11.8 | 7.8 |
| Sep | 25° / 24° | 20 | 5.1 | 12 | 8.1 |
| Oct | 26° / 25° | 65 | 10 | 12.1 | 7.1 |
| Nov | 27° / 26° | 72 | 14.6 | 12.2 | 6.1 |
| Dec | 28° / 26° | 61 | 13.9 | 12.3 | 6.2 |
Cloud cover in Summer
The sky is clear or mostly clear about 53% of the time across summer.
Chance of precipitation in Summer
Chake Chake gets around 102 mm of rain over 23 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 21 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 18 min in early December to 12 h 06 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 6.7 kWh/m².
Hazard calendar for Chake Chake
In summer, Chake Chake overlaps its cyclone season. The full year is below, with each hazard's peak months called out.
Chake Chake sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Chake Chake's monsoon runs April–May, when most of the year's rain falls.
Is summer a good time to visit Chake Chake?
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 one of the better times to visit Chake Chake for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Chake Chake in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Chake Chake sees daytime highs around 28°C and nights near 27°C. Pack light clothes and sun protection. Worth having: rain gear and a windbreaker. About 23 days see rain.
Sea temperature near Chake Chake in Summer
The nearest coast averages about 28°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 18 km away) is warmest in March at about 29°C and coldest in August near 25°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 28 | 29 | 29 | 29 | 28 | 27 | 26 | 25 | 26 | 27 | 28 | 28 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Warm | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 29 | Tropical |
| Mar | 29 | Tropical |
| Apr | 29 | Tropical |
| May | 28 | Tropical |
| Jun | 27 | Warm |
| Jul | 26 | Warm |
| Aug | 25 | Warm |
| Sep | 26 | Warm |
| Oct | 27 | Warm |
| Nov | 28 | Warm |
| Dec | 28 | Tropical |
UV index in Chake Chake in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Chake Chake peaks around March 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 10 (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) | 14 | 14 | 15 | 14 | 11 | 9 | 10 | 10 | 13 | 13 | 12 | 12 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 14 | Extreme |
| Mar | 15 | Extreme |
| Apr | 14 | Extreme |
| May | 11 | Extreme |
| Jun | 9 | Very high |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 12 | Extreme |
| Dec | 12 | Extreme |
Air quality in Chake Chake 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 Chake Chake is worst in January — around 18 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (October, 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) | 18 | 15 | 11 | 7 | 10 | 11 | 12 | 10 | 8 | 6 | 6 | 13 |
| Level | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Good | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 18 | Moderate |
| Feb | 15 | Moderate |
| Mar | 11 | Good |
| Apr | 7 | Good |
| May | 10 | Good |
| Jun | 11 | Good |
| Jul | 12 | Good |
| Aug | 10 | Good |
| Sep | 8 | Good |
| Oct | 6 | Good |
| Nov | 6 | Good |
| Dec | 13 | Moderate |
Where is Chake Chake?
Chake Chake sits at 5.2°S, 39.8°E, 19 m above sea level, in Tanzania. The nearest listed city is Mkoani, 19 km away.
Topography around Chake Chake
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chake Chake.
Within 3 km, the terrain around Chake Chake has only modest variations in elevation — a maximum elevation change of 71 m around an average of 23 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 91 m; within 80 km, only modest variations in elevation — a maximum elevation change of 88 m.
The land around Chake Chake is covered by trees (60%) within 3 km, water (43%) and trees (37%) within 16 km, and water (91%) within 80 km.
Tanzania travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type D / G
- 230 V · 50 Hz
- Prices
- ≈ 29% of US
- price level, 2025
- GDP per capita
- $1,319
- 2025
- Happiness
- 3.9 / 10
- World Happiness, 2025
- Safe drinking water
- 31%
- of population, 2024
- Homicide rate
- 3.7
- per 100k, 2020
- Road deaths
- 31.1
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Low
- EF EPI 479
- 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 Chake Chake (-5.2459°, 39.7666°, elevation 19 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.