Somaroboro, Mpumalanga Weather by Month and Climate Averages

Somaroboro, Mpumalanga gets 648 mm of precipitation a year over about 94 rainy days. January is the warmest month (average high 28°C) and July the coldest (average low 5°C).

Somaroboro climate at a glance

Semi-arid climate

Somaroboro, Mpumalanga has hot summers and warm winters. Daytime highs range from about 20°C in July to 28°C in January. December is usually the wettest month. The most comfortable time to visit is typically April to August, when daytime highs sit near 22°C.

How much rain does Somaroboro get?

Somaroboro gets 648 mm of precipitation in an average year, spread over about 94 days with measurable rain. That is more rainy days than 78% of South Africa.

December is the wettest month, with 118 mm. July is the driest, with 3 mm. December has the most rainy days, about 15.

Somaroboro weather by month

Somaroboro weather in January

In January, Somaroboro averages a high of 28°C and a low of 16°C. It gets 113 mm of precipitation over about 15 rainy days. The sun is out about 47% of daylight hours. The January record high is 39°C (2016) and the record low is 8°C (2001).

Somaroboro weather in February

In February, Somaroboro averages a high of 28°C and a low of 16°C. It gets 91 mm of precipitation over about 11 rainy days. The sun is out about 49% of daylight hours. The February record high is 35°C (2016) and the record low is 11°C (2002).

Somaroboro weather in March

In March, Somaroboro averages a high of 27°C and a low of 14°C. It gets 85 mm of precipitation over about 11 rainy days. The sun is out about 63% of daylight hours. The March record high is 35°C (2024) and the record low is 6°C (2025).

Somaroboro weather in April

In April, Somaroboro averages a high of 25°C and a low of 12°C. It gets 35 mm of precipitation over about 7 rainy days. The sun is out about 69% of daylight hours. The April record high is 34°C (1995) and the record low is 0°C (2001). April is one of the most comfortable months to visit.

Somaroboro weather in May

In May, Somaroboro averages a high of 23°C and a low of 8°C. It gets 19 mm of precipitation over about 4 rainy days. The sun is out about 85% of daylight hours. The May record high is 30°C (2024) and the record low is -1°C (2007). May is one of the most comfortable months to visit.

Somaroboro weather in June

In June, Somaroboro averages a high of 21°C and a low of 6°C. It gets 9 mm of precipitation over about 2 rainy days. The sun is out about 92% of daylight hours. The June record high is 27°C (1998) and the record low is -2°C (2020). June is one of the most comfortable months to visit.

Somaroboro weather in July

In July, Somaroboro averages a high of 20°C and a low of 5°C. It gets 3 mm of precipitation over about 1 rainy days. The sun is out about 92% of daylight hours. The July record high is 27°C (2002) and the record low is -4°C (2000). July is one of the most comfortable months to visit.

Somaroboro weather in August

In August, Somaroboro averages a high of 23°C and a low of 7°C. It gets 8 mm of precipitation over about 2 rainy days. The sun is out about 87% of daylight hours. The August record high is 32°C (2020) and the record low is -5°C (2003). August is one of the most comfortable months to visit.

Somaroboro weather in September

In September, Somaroboro averages a high of 27°C and a low of 11°C. It gets 16 mm of precipitation over about 4 rainy days. The sun is out about 82% of daylight hours. The September record high is 34°C (2018) and the record low is 0°C (2015).

Somaroboro weather in October

In October, Somaroboro averages a high of 28°C and a low of 13°C. It gets 50 mm of precipitation over about 8 rainy days. The sun is out about 67% of daylight hours. The October record high is 36°C (2024) and the record low is 0°C (1994).

Somaroboro weather in November

In November, Somaroboro averages a high of 28°C and a low of 14°C. It gets 103 mm of precipitation over about 13 rainy days. The sun is out about 53% of daylight hours. The November record high is 37°C (2015) and the record low is 4°C (2002).

Somaroboro weather in December

In December, Somaroboro averages a high of 28°C and a low of 16°C. It gets 118 mm of precipitation over about 15 rainy days. The sun is out about 43% of daylight hours. The December record high is 37°C (2015) and the record low is 6°C (1994).

Sunshine, humidity and wind in Somaroboro

June is the sunniest month in Somaroboro, with sunshine about 92% of daylight hours. December is the cloudiest, at 43%. Over the year the sun shines about 69% of daylight hours. Somaroboro is sunnier than 63% of South Africa.

Humidity peaks in February at 61% and is lowest in August at 36%.

Somaroboro has about 16 days a year above 32°C. Somaroboro is cooler than 60% of South Africa.

First and last freeze in Somaroboro

The first fall freeze in Somaroboro typically comes around July 7, and the last spring freeze around July 25. That leaves a frost-free growing season of about 347 days.

Somaroboro weather records

The hottest temperature on record at the Somaroboro station is 39°C, on January 7, 2016. The coldest is -5°C, on August 21, 2003.

The wettest day on record brought 181 mm of rain, on September 6, 2021.

34 all-time records have been set at the station since 1991.

The best time to visit Somaroboro

The most comfortable time to visit is typically April to August, when daytime highs sit near 22°C.

Winter (June–August) is warm, with average highs around 21°C and lows near 6°C.

Spring (September–November) is warm, with average highs around 28°C and lows near 13°C.

Summer (December–February) is hot, with average highs around 28°C and lows near 16°C.

Autumn (March–May) is warm, with average highs around 25°C and lows near 11°C.

Monthly climate

MonthPrecipRain daysHumiditySunshineRecord highRecord low
January113 mm1560%47%39°
February91 mm1161%49%35°11°
March85 mm1155%63%35°
April35 mm755%69%34°
May19 mm450%85%30°-1°
June8.9 mm245%92%27°-2°
July2.8 mm139%92%27°-4°
August7.9 mm236%87%32°-5°
September16 mm436%82%34°
October50 mm843%67%36°
November103 mm1355%53%37°
December118 mm1560%43%37°

From ERA5 reanalysis. Sunshine is estimated from cloud cover.

Somaroboro climate questions

How much rain does Somaroboro get?

Somaroboro gets 648 mm of precipitation in an average year, over about 94 rainy days.

What is the wettest month in Somaroboro?

December is the wettest month in Somaroboro, with 118 mm. July is the driest, with 3 mm.

How many rainy days does Somaroboro have a year?

Somaroboro has about 94 days with measurable rain in an average year. December has the most, about 15.

What is the hottest month in Somaroboro?

January is the warmest month in Somaroboro, with an average high of 28°C.

What is the coldest month in Somaroboro?

July is the coldest month in Somaroboro, with an average low of 5°C.

What is the record high temperature in Somaroboro?

The record high at the Somaroboro station is 39°C, set on January 7, 2016. The record low is -5°C, on August 21, 2003.

What is the sunniest month in Somaroboro?

June is the sunniest month in Somaroboro, with sunshine about 92% of daylight hours. December is the cloudiest.

When is the first frost in Somaroboro?

The first fall freeze in Somaroboro typically comes around July 7. The last spring freeze is around July 25.

What is the best time to visit Somaroboro?

The most comfortable time to visit is typically April to August, when daytime highs sit near 22°C.

Source: NOAA GHCN-Daily station PRETORIA/IRENE (89 km away).

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Normals from NOAA GHCN-Daily station PRETORIA/IRENE.