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Has the climate in Soweto changed?

Soweto has warmed about 4°F between 1995 and 2024.

About 1.4°F per decade, measured from Soweto's official daily weather records, 1995–2024. Individual years still bounce around — some recent ones came in cool — but the long-term line has clearly risen.

Is that a lot? Soweto's climate has warmed faster than most other cities in South Africa.

What has actually changed

Each card compares the 1970s (the first ten years of the record) with recent years (the last ten) — the same span the headline and the chart use.

Freezing nights
1 fewer night
1970s
3 / yr
Recent
2 / yr
Milder winters — fewer frosts
Average temperature
+3.0°F
1970s
62.8°F
Recent
65.8°F
A steady upward drift
Hot days above 90°F
25 more days
1970s
10 / yr
Recent
35 / yr
More days of serious heat
Rainy days
50 fewer days
1970s
101 / yr
Recent
51 / yr
Drier on average

Soweto's temperature, year by year

Average temperature for each year from 1995 to 2024.

60°62°64°66°68°1995: 61.7°F1996: 61.4°F1998: 64.3°F1999: 63.1°F2000: 61.5°F2001: 61.9°F2002: 63.3°F2003: 65.0°F2004: 62.8°F2005: 64.3°F2006: 62.9°F2007: 63.9°F2008: 63.8°F2009: 62.5°F2010: 64.3°F2011: 62.5°F2012: 64.5°F2013: 63.6°F2014: 63.6°F2015: 66.5°F2016: 67.2°F2017: 66.4°F2018: 67.2°F2019: 66.7°F2020: 63.8°F2021: 63.6°F2022: 66.5°F2023: 64.3°F2024: 66.2°Flong-term trend19952000201020202024
a warmer-than-average year a cooler-than-average year

Each bar is one year. Most recent years sit above the older ones. Some recent years still came in cool — warming is a slope, not a straight climb.

In day-to-day terms, that long-term shift shows up as about 11 more days above 90°F compared with the 1970s.

When in the year the change shows up

How much warmer each month is now than in the 1970s. Useful if you garden or care about a particular season — otherwise the headline above already has the answer.

0.0°+0.5°+1.0°+1.5°+2.0°+2.5°+3.0°January: +1.9°F+1.9JFebruary: +1.1°F+1.1FMarch: +2.5°F+2.5MApril: +1.2°F+1.2AMay: +2.4°F+2.4MJune: +1.2°F+1.2JJuly: +0.6°F+0.6JAugust: +2.0°F+2.0ASeptember: +1.4°F+1.4SOctober: +1.6°F+1.6ONovember: +1.7°F+1.7NDecember: +2.5°F+2.5D

December has warmed the most — about 2.5°F. The warming runs across the whole year, not just one season.

Methodology & sources

Temperature — 1991–2020 normals computed from 24 years of daily observations at Pretoria/irene, a weather station, about 53 km from the city centre. The underlying daily records come from NOAA's global station network.

How we build these numbers →