Mwanza in Winter
In winter (June, July and August), Mwanza sees average daytime highs around 26°C and overnight lows near 20°C, with 98 mm of rain over about 17 wet days across the season. It is the 2nd-warmest season and the driest season of the year.
Across winter, daytime highs hold fairly steady around 26°C. The sky is clear or mostly clear about 44% of the time across winter, and the air most often feels comfortable.
Winter is Mwanza's best season of the year to visit on our travel score. Mwanza 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 Mwanza's year-round climate.
- Avg daytime high
- 26°C
- 2nd-warmest season
- Avg overnight low
- 20°C
- Rainfall
- 98 mm
- 17 wet days
- Avg wind
- 13 km/h
- Travel score
- 7.5
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Mwanza in Winter
Across winter, daytime highs hold fairly steady around 26°C.
A typical winter day in Mwanza reaches about 26°C and drops to 20°C overnight. The warmest of the three months is June, the coolest July.
Mwanza weather by month
How the three winter months (June, July and August) 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 | 25° / 21° | 160 | 22.3 | 12.1 | 4.9 |
| Feb | 26° / 22° | 113 | 15.6 | 12.1 | 5.5 |
| Mar | 26° / 22° | 181 | 19.3 | 12 | 5.2 |
| Apr | 26° / 21° | 196 | 20 | 11.9 | 4.9 |
| May | 26° / 21° | 88 | 12.7 | 11.9 | 6.3 |
| Jun | 26° / 21° | 33 | 6.2 | 11.9 | 7.3 |
| Jul | 26° / 20° | 12 | 2.7 | 11.9 | 8.0 |
| Aug | 26° / 21° | 53 | 8.4 | 11.9 | 7.2 |
| Sep | 26° / 21° | 104 | 15.4 | 12 | 5.9 |
| Oct | 25° / 21° | 211 | 24.4 | 12.1 | 4.5 |
| Nov | 25° / 21° | 266 | 26 | 12.1 | 4.2 |
| Dec | 25° / 21° | 224 | 25.7 | 12.1 | 4.5 |
Cloud cover in Winter
The sky is clear or mostly clear about 44% of the time across winter.
Chance of precipitation in Winter
Mwanza gets around 98 mm of rain over 17 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 13 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 54 min in early June to 11 h 54 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 6.1 kWh/m².
Hazard calendar for Mwanza
None of Mwanza's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Mwanza's rainy season runs March–April, when most of the year's rain falls.
Is winter a good time to visit Mwanza?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is one of the better times to visit Mwanza for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Mwanza in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Mwanza sees daytime highs around 26°C and nights near 20°C. Pack sun protection. Worth having: light clothes and rain gear. About 17 days see rain.
UV index in Mwanza in Winter
Clear-sky midday UV across winter averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mwanza peaks around March 16 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 10 (extreme).
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 | 15 | 16 | 15 | 12 | 10 | 11 | 11 | 13 | 14 | 13 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 15 | Extreme |
| Mar | 16 | Extreme |
| Apr | 15 | Extreme |
| May | 12 | Extreme |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 13 | Extreme |
| Oct | 14 | Extreme |
| Nov | 13 | Extreme |
| Dec | 11 | Extreme |
Air quality in Mwanza in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Mwanza is worst in January — around 18 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 8 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 | 16 | 11 | 9 | 10 | 14 | 16 | 15 | 13 | 9 | 8 | 10 |
| Level | Moderate | Moderate | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 18 | Moderate |
| Feb | 16 | Moderate |
| Mar | 11 | Good |
| Apr | 9 | Good |
| May | 10 | Good |
| Jun | 14 | Moderate |
| Jul | 16 | Moderate |
| Aug | 15 | Moderate |
| Sep | 13 | Moderate |
| Oct | 9 | Good |
| Nov | 8 | Good |
| Dec | 10 | Good |
Where is Mwanza?
Mwanza sits at 2.5°S, 32.9°E, 1,144 m above sea level, in Tanzania. The nearest listed city is Kisesa, 15 km away.
Topography around Mwanza
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mwanza.
Within 3 km, the terrain around Mwanza has only modest variations in elevation — a maximum elevation change of 184 m around an average of 1,180 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 211 m; within 80 km, significant variations in elevation — a maximum elevation change of 502 m.
The land around Mwanza is covered by artificial surfaces (44%) and water (31%) within 3 km, water (37%) and cropland (24%) within 16 km, and cropland (43%) and water (40%) 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 Mwanza (-2.5167°, 32.9°, elevation 1,144 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.