Climate averages 1991–2020

Emalahleni weather
in December.

A warm, wet month: the 4th warmest and the 11th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 24.6°C Daytime mean, December

Average low 14.2°C Night-time mean, December

Rainfall 123 mm 17 days with ≥1 mm

Daylight 14 h Sunrise to sunset, per day

December is a warm month in Emalahleni: daytime highs average 24.6°C and nights cool to about 14.2°C. By daytime temperature it is the 4th warmest of the 12 months.

Expect about 123 mm of rain on roughly 17 days, which makes December a wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 43 min on an average December day.

The nearest other city in this atlas is Middelburg (26 km away). In December its highs average 25.3°C, 0.8°C warmer than Emalahleni, with 114 mm of rain.

Among the 95 cities listed in South Africa, Emalahleni ranks joint 82nd of 95 for the warmest December highs and 58th of 95 for the driest December (rainfall, lowest first). The mean December high of those 95 cities is 26.6°C; Emalahleni is 2.1°C cooler than that mean.

From December to January, average highs rise by 0.2°C to 24.7°C, and monthly rainfall rises from 123 mm to 124 mm.

The annual picture

December in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Emalahleni climate table

1991–2020

Monthly climate averages for Emalahleni, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	24.7°C14.6°C	14.6°C	124	15.2	13.614 h
February	24.8°C14.4°C	14.4°C	97	12.1	13.013 h
March	23.7°C13.0°C	13.0°C	94	11.4	12.312 h
April	21.4°C10.1°C	10.1°C	44	6.4	11.511 h
May	19.4°C6.3°C	6.3°C	16	2.5	10.911 h
June	17.1°C3.2°C	3.2°C	6.0	1.0	10.511 h
July	17.3°C2.7°C	2.7°C	6.0	0.8	10.711 h
August	20.4°C5.4°C	5.4°C	8.7	1.7	11.211 h
September	24.3°C9.1°C	9.1°C	20	3.2	11.912 h
October	24.9°C11.5°C	11.5°C	73	10.2	12.713 h
November	24.2°C12.8°C	12.8°C	107	14.0	13.413 h
December, selected	24.6°C14.2°C	14.2°C	123	16.7	13.714 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

December in nearby cities

Distance from Emalahleni

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 limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Emalahleni) is explained once on the Emalahleni year overview and on the Sources, method and limits page.