Climate risk in Mwanza
Mwanza, Tanzania · 1.1M people in the urban area
What threatens Mwanza most
- Drought
- High WRI Aqueduct
- Water stress
- Low WRI Aqueduct
- Earthquake
- Low GSHAP
Tsunamis and landslides are not rated for a single city here. Climate risk profile of Tanzania
Mwanza had 342 days in 2025 when the night never cooled below 20 °C.
Dar es Salaam: 365 days.
Mwanza's climate in the 2050s
2041-2060 compared with 1991-2020, moderate emissions
By the 2050s, Mwanza's climate comes closest to that of Valencia (Venezuela) today, though no large city matches it well.
Such a climate exists today, though not in any large city. Venezuela: the place on the map
+1.3°C
Mean temperature over the year
+1.3°C
Highest in the warmest month
+1.2°C
Lowest in the coldest month
+4%
Precipitation over the year
Under high emissions, Mwanza would have the climate that Valencia (Venezuela) has today.
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How close the match is: 3.2 σ to the climate of Valencia today, where under 2 is close and over 4 is no match (Mahony et al. 2017). 3 of 3 climate model runs name the same city. Seasonal temperature and rain are compared, not extremes, city heat or the sea.
Hazards at Mwanza
Read at the city's centre and compared with the Atlas's 630 large cities. Moderate emissions is the IPCC's scenario SSP2-4.5.
| Hazard | Mwanza | Among large cities | In Tanzania |
|---|---|---|---|
| Hot days in 2025, over 35 °C | 0 days | ||
| Tropical nights in 2025, over 20 °C | 342 days | Among large cities: above 90% | |
| Hottest day of 2025 | 30.1°C | Among large cities: above 7% | |
| Warming by 2050, moderate emissions | +1.5°C | Among large cities: above 17% | |
| Days with 20 mm of rain or more in 2025 | 10 days | Among large cities: above 51% | |
| River flood depth, 100-year event | Dry at the city centre point | ||
| Coastal flood depth, 100-year event | Dry at the city centre point | ||
| Water stress | Low (<10%) | Among large cities: above 0% | |
| Drought risk | High | Among large cities: above 50% | |
| Earthquake shaking, once in 475 years | 0.67 m/s² | Among large cities: above 53% | |
| Land burned in an average year | 0% | ||
| Cyclone wind, once in 100 years | 0 m/s |
Flood depth is read in a single 1 km cell at the city's centre, in today's climate. Other parts of the city can still flood. The country page names the deepest point near a coastal city in 2080, so its figure can be higher. See how deep a river flood reaches around Mwanza on the live map
See the hottest days around Mwanza on the live map
30.1°C © OpenStreetMap Large cities in Tanzania
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In a line
Source: Criora (criora.com), based on ECMWF, NEX-GDDP-CMIP6, WRI, IPCC, GSHAP, GFED500
APA
Criora. (2026). Mwanza, Tanzania: climate risk profile [Data set]. Retrieved November 2, 2026, from https://criora.com/atlas/TZA/mwanza BibTeX
@misc{criora_atlas_TZA_mwanza_2026,
author = {{Criora}},
title = {Mwanza, Tanzania: climate risk profile},
year = {2026},
url = {https://criora.com/atlas/TZA/mwanza},
urldate = {2026-11-02}
} Each reading stays under its source's terms; the sources are named on this page.
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