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  2. Johannesburg, Gauteng Weather - Hourly Forecasts and ... - AOL

    www.aol.com/weather/forecast/south-africa/...

    Get the Johannesburg, Gauteng local weather forecast by the hour and the next 10 days.

  3. Climate of South Africa - Wikipedia

    en.wikipedia.org/wiki/Climate_of_South_Africa

    Temperatures in the city are usually fairly mild due to the city's high altitude, with the average maximum daytime temperature in January of 26 °C (78.8 °F), dropping to an average maximum of around 16 °C (60.8 °F) in June. Winter is the sunniest time of the year, with cool days and cold nights.

  4. Template talk:Weather box - Wikipedia

    en.wikipedia.org/wiki/Template_talk:Weather_box

    The template has rows for "Mean maximum" and "Average high" temperatures, and similarly for "Mean minimum" and "Average low" temperatures. From context I gather that the "mean maximum" temperature is the mean maximum for the month (or year, in the "Year" column), whereas the "average high" is the mean maximum temperature for the day in that month (or full year, for the "Year" column).

  5. NTU method - Wikipedia

    en.wikipedia.org/wiki/NTU_Method

    The number of transfer units (NTU) method is used to calculate the rate of heat transfer in heat exchangers (especially parallel flow, counter current, and cross-flow exchangers) when there is insufficient information to calculate the log mean temperature difference (LMTD). Alternatively, this method is useful for determining the expected heat ...

  6. List of countries by average yearly temperature - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    This is a list of countries and sovereign states by temperature. Average yearly temperature is calculated by averaging the minimum and maximum daily temperatures in the country, averaged for the years 1991 – 2020, from World Bank Group , derived from raw gridded climatologies from the Climatic Research Unit .

  7. Diurnal air temperature variation - Wikipedia

    en.wikipedia.org/wiki/Diurnal_air_temperature...

    Temperature lag, also known as thermal inertia, is an important factor in diurnal temperature variation. Peak daily temperature generally occurs after noon, as air keeps absorbing net heat for a period of time from morning through noon and some time thereafter. Similarly, minimum daily temperature generally occurs substantially after midnight ...

  8. List of weather records - Wikipedia

    en.wikipedia.org/wiki/List_of_weather_records

    Satellite measurements of ground temperature taken between 2003 and 2009, taken with the MODIS infrared spectroradiometer on the Aqua satellite, found a maximum temperature of 70.7 °C (159.3 °F), which was recorded in 2005 in the Lut Desert, Iran. The Lut Desert was also found to have the highest maximum temperature in five of the seven years ...

  9. Johannesburg - Wikipedia

    en.wikipedia.org/wiki/Johannesburg

    Temperatures in Johannesburg are usually fairly mild due to the city's high elevation, with an average maximum daytime temperature in January of 25.6 °C (78.1 °F), dropping to an average maximum of around 16 °C (61 °F) in June.