🇿🇦 Weather in Grahamstown
Map Overlays:
Hourly Forecast for Grahamstown
08:00
10°
16%
09:00
11°
11%
10:00
13°
7%
11:00
15°
5%
12:00
16°
4%
13:00
17°
3%
14:00
17°
3%
15:00
18°
3%
16:00
17°
3%
17:00
15°
7%
18:00
13°
12%
19:00
12°
20%
20:00
12°
15%
21:00
12°
14%
22:00
11°
14%
23:00
11°
14%
00:00
11°
13%
01:00
12°
13%
02:00
12°
12%
03:00
12°
11%
04:00
12°
10%
05:00
11°
9%
06:00
11°
10%
07:00
11°
10%
14-Day Forecast for Grahamstown
2026-07-13
Sunny
18° /
9°
2026-07-14
Sunny
21° /
11°
2026-07-15
Sunny
20° /
10°
2026-07-16
Sunny
22° /
9°
2026-07-17
Sunny
18° /
12°
2026-07-18
Sunny
16° /
11°
2026-07-19
Partly Cloudy
18° /
11°
Additional Forecasts for Grahamstown
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 120.0 μg/m³
O₃ (Ozone) 40.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.8 μg/m³
SO₂ (Sulphur Dioxide) 2.9 μg/m³
PM2.5 (Fine particles) 4.2 μg/m³
PM10 (Coarse particles) 5.2 μg/m³
Historical Weather
Weather Forecasts for Other Cities in South Africa
Weather in Grahamstown — FAQ
Answers refreshed each request based on current conditions in Grahamstown.
What is the weather like right now in Grahamstown?
Right now in Grahamstown, South Africa the temperature is 9.0°C (feels like 4.1°C), with clear. Relative humidity is 93% and wind is 4.7 km/h.
What is today's high and low temperature in Grahamstown?
Today's forecast high in Grahamstown is 17.6°C and the overnight low is 9.0°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Grahamstown today?
The chance of precipitation in Grahamstown today is 11%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Grahamstown differ from nearby cities?
Even short distances can change temperatures noticeably. Grahamstown's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.