Cape Town Weather

2026 (This Year)

Historical data
Average Temperature
21.8 °C
High
/
13.6 °C
Low
475.6mm
Precipitation
41.1°C
Peak Temp
5.0°C
Low Temp
282
Days Count

Seasonal Breakdown

Average temperatures and precipitation by season

Spring

92 days
22.3°C
Avg High
/
14.4°C
Avg Low
Precipitation
251.4mm

Summer

92 days
18.1°C
Avg High
/
10.3°C
Avg Low
Precipitation
134.2mm

Autumn

39 days
22.5°C
Avg High
/
13.3°C
Avg Low
Precipitation
63.2mm

Winter

59 days
26.3°C
Avg High
/
17.7°C
Avg Low
Precipitation
26.8mm

Seasons based on meteorological calendar: Spring (Mar-May), Summer (Jun-Aug), Autumn (Sep-Nov), Winter (Dec-Feb)

Monthly Breakdown

Average temperatures and precipitation by month

January

31 days
26.4°C / 17.2°C
Avg High / Low
Precipitation
6.4mm

February

28 days
26.1°C / 18.1°C
Avg High / Low
Precipitation
20.4mm

March

31 days
26.7°C / 16.6°C
Avg High / Low
Precipitation
13.5mm

April

30 days
21.5°C / 14.0°C
Avg High / Low
Precipitation
100.4mm

May

31 days
18.6°C / 12.5°C
Avg High / Low
Precipitation
137.5mm

June

30 days
17.7°C / 10.7°C
Avg High / Low
Precipitation
80.7mm

July

31 days
17.2°C / 9.7°C
Avg High / Low
Precipitation
24.1mm

August

31 days
19.3°C / 10.6°C
Avg High / Low
Precipitation
29.4mm

September

30 days
22.7°C / 13.6°C
Avg High / Low
Precipitation
53.9mm

October

9 days
21.6°C / 12.5°C
Avg High / Low
Precipitation
9.3mm

Temperature Trends

Daily high, low, and average

Weather Extremes

Most notable conditions during this period

Period High

41.1°C
Wednesday, March 11

Coolest Day

13.6°C
Sunday, June 14

Period Low

5.0°C
Tuesday, June 30

Compare with historical weather

Load the same period from the previous 15 years.

Weather Insights

Key findings from analysis for selected period

Variable with Hot Extremes

Worth noting

Average of 21.8°C but 5 very hot days (41.1°C peak).

📅

Seasonal Weather Patterns

Info
Rainfall Patterns:
Wettest: May (138mm), April (100mm)
Driest: January (6mm), March (14mm)

Temperature Patterns (Monthly Averages):
Hottest months: March (26.7°C), January (26.4°C)
Coolest months: July (17.2°C), June (17.7°C)

Travel Recommendations:
Best visiting months: October, September, August (optimal temperature and rainfall balance).
⚠️

9 Exceptional Weather Events (showing top 3)

Info

The 3 most extreme of 9 notable days in this period:

Mar 11 Heat

Hottest day: 41.1°C

Mar 10 Heat

Very hot day: 40.0°C

Mar 12 Heat

Very hot day: 38.5°C

9 Extreme Heat Index Days

Worth noting

9 days with dangerous heat index levels (44.7°C average). Temperature 36.6°C combined with 51% humidity creates hazardous conditions.

High Humidity Levels

Info

Average humidity of 76% indicates persistently moist air conditions. Heat sensation amplified during warm periods (21.8°C average temperature). Humidity varied significantly (31%-98% range).

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Highly Variable Humidity

Info

Large humidity swings (31%-98%) for a year. Conditions ranged from dry to very humid.

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Data Source

Weather data provided by Open-Meteo, offering reliable historical weather information from meteorological stations worldwide.

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