ClimateForecastDecemberJanuary >>

Germiston Climate by Month

Temperatures in Germiston experience a moderate degree of variance through the seasons. Days can be warm, while the cooler months tend to be pleasant. It maintains moderate precipitation patterns. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

The climate in Germiston experiences moderate temperature changes, with mild shifts between seasons. Typically, daytime temperatures range from a comfortable 27°C in January to a pleasant 20°C in the coolest month, July. Nights are cooler, with temperatures generally dropping to 4°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Germiston receives mid-range precipitation levels, with 775 mm annually. The climate in Germiston shows significant variation throughout the year. Expect high rainfall in December, with an average of 138 mm of precipitation over 14 rainy days.

In contrast, July offers drier and sunnier days, with around 3.7 mm of rainfall over a single rainy day.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Germiston offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between July (9.5 hours daily) and February (7.5 hours daily) provides a bit of variety for visitors and residents.

Monthly hours of sunshine

Data from: Johannesburg, South Africa (14 KM, 8 Miles).

Daily hours of sunshine

Data from: Johannesburg, South Africa (14 KM, 8 Miles).

The best time of year to visit Germiston in South Africa

During the months of March, April, May, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Does Germiston have a dry season?
    Yes, the months of May, June, July and August are very dry.
  • Which is the warmest month in Germiston?
    January has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Germiston?
    The coldest month is July with an average maximum temperature of 20°C.
  • Which is the wettest month in Germiston?
    December tops the wettest month list with 138 mm of rainfall.
  • Which is the driest month in Germiston?
    July is the driest month with 4 mm of precipitation.
  • Which is the sunniest month in Germiston?
    August is the sunniest month with an average of 284 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Germiston

    Sat   Dec 14
    31°C | 15°C
    N 18 km/h
    2.8 mm
    partly cloudy and rain

    partly cloudy and rain

    Sun   Dec 15
    29°C | 15°C
    N 22 km/h
    4.5 mm
    partly cloudy and thunder

    partly cloudy and thunder

    Mon   Dec 16
    26°C | 16°C
    N 14 km/h
    3.8 mm
    broken clouds and thunder

    broken clouds and thunder