Climate averages 1991–2020
Grahamstown weather
in March.
A warm, moderately wet month: the 3rd warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a warm month in Grahamstown: daytime highs average 25.9°C and nights cool to about 15.3°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 59 mm of rain on roughly 9 days, which makes March a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 19 min on an average March day.
The nearest other city in this atlas is Qonce (93 km away). In March its highs average 25.8°C, about as warm as Grahamstown, with 80 mm of rain.
Among the 95 cities listed in South Africa, Grahamstown ranks joint 41st of 95 for the warmest March highs and joint 16th of 95 for the driest March (rainfall, lowest first). The mean March high of those 95 cities is 25.6°C; Grahamstown is 0.3°C warmer than that mean.
From March to April, average highs fall by 2.3°C to 23.6°C, and monthly rainfall falls from 59 mm to 49 mm.
The annual picture
March in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Grahamstown climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.8°C16.1°C | 16.1°C | 63 | 9.2 | 14.114 h |
| February | 27.0°C16.5°C | 16.5°C | 64 | 9.9 | 13.313 h |
| March, selected | 25.9°C15.3°C | 15.3°C | 59 | 8.7 | 12.312 h |
| April | 23.6°C12.6°C | 12.6°C | 49 | 8.1 | 11.311 h |
| May | 21.9°C10.1°C | 10.1°C | 22 | 5.0 | 10.410 h |
| June | 19.6°C7.5°C | 7.5°C | 22 | 4.0 | 10.010 h |
| July | 19.6°C6.9°C | 6.9°C | 22 | 3.6 | 10.210 h |
| August | 20.3°C7.6°C | 7.6°C | 35 | 5.9 | 10.911 h |
| September | 21.9°C9.2°C | 9.2°C | 40 | 6.2 | 11.912 h |
| October | 22.5°C11.1°C | 11.1°C | 56 | 8.9 | 12.913 h |
| November | 23.7°C12.6°C | 12.6°C | 60 | 9.2 | 13.814 h |
| December | 25.6°C14.8°C | 14.8°C | 62 | 9.8 | 14.314 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
March in nearby cities
- Qonce in MarchSouth Africa · 93 kmHigh 25.8°C · Low 16.2°C · 80 mm rain
- Bhisho in MarchSouth Africa · 99 kmHigh 25.2°C · Low 15.3°C · 108 mm rain
- Motherwell in MarchSouth Africa · 103 kmHigh 25.3°C · Low 17.6°C · 47 mm rain
- Gqeberha in MarchSouth Africa · 112 kmHigh 23.3°C · Low 18.7°C · 44 mm rain
- Kariega in MarchSouth Africa · 116 kmHigh 26.0°C · Low 17.1°C · 47 mm rain
- Mdantsane in MarchSouth Africa · 123 kmHigh 25.0°C · Low 17.6°C · 82 mm rain
- East London in MarchSouth Africa · 132 kmHigh 25.3°C · Low 19.7°C · 90 mm rain
- Queenstown in MarchSouth Africa · 160 kmHigh 26.0°C · Low 13.8°C · 78 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Grahamstown) is explained once on the Grahamstown year overview and on the Sources, method and limits page.