How does the temperature now compare to temperatures over the past half century?

Is today abnormally warm or cold? How does it compare to the same date in previous years? Or the past week's temperature? Or the past month or past year?

Or choose a location:

Fifty years of temperature history made visible

Compare any period with previous years

Each bar represents a year. Choose to see today's temperature, the past week, month, or year compared with the same period in every year going back 50 years. Red bars are among the warmest years on record, blue are among the coolest.

See how it compares with the historical average

A vertical line marks the historical average temperature for the period you're viewing. At a glance you can tell whether this year is above or below what's typical for the time of year — and by how much.

Spot long-term trends

A trend line across five decades shows whether there's a warming or a cooling trend, or no real trend at all. In the stats below each chart you can see how certain the trend is.

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Cape Town temperature history

Photo by Hilton1949 via Wikimedia Commons (CC BY-SA 3.0)

Western Cape, South Africa · 33.92°S, 18.42°E · Africa/Johannesburg

This page charts today's temperature in Cape Town against the same calendar date in each of the past 50 years, so you can see at a glance whether today is unusually warm or cold for the time of year in Western Cape, South Africa.

Switch between daily, weekly, monthly and yearly views to compare a single date, a rolling week or month, or a full year. Each view shows the individual yearly readings, the long-run average, and the trend line across the period. Dates are resolved in Cape Town's own timezone (Africa/Johannesburg), not yours, so "today" means today in Cape Town.