Weather in Johannesburg, United States
Weather Advisories
in the data behind our forecast?
Today's weather summary
The weather in Johannesburg on Monday, April 28th, is going to be cloudy for most of the day, with light rain during the morning.
There's seems to be also high probability of some clouds before dawn at about 12 am.
Weather details for Johannesburg, on Monday, April 28th:
The maximum temperature of the day will be 64°F around 10 pm. The day will have very high relative humidity, with average humidity of 79%, ranging from 57% to a maximum value of 91% at about 8 pm. The wind will be breezy, and will get up to 17 mph at 4 pm, blowing from the south. The cloud coverage will range from 15% around 4 am to as high as 100% around 7 pm with an average of 86%.
The precipitation probability will change throughout the day between 0% and 75%. The highest chance for precipitation will be around 7 am and the lowest probability around midnight. The dew point will range from 37°F up to a maximum value of 62°F around 10 pm.
The visibility is expected to be good with average visibility of 9 mi throughout the day. Atmospheric pressure will be low with average pressure of 1008 hPa. Sunrise will be at 5:56 am, and sunset at 8:00 pm, making it a total of 14 hours and 4 minutes of daylight.
Air quality forecast for Johannesburg, on Monday, April 28th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 39 and 57.
Pollen forecast for Johannesburg, on Monday, April 28th:
Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
The weather in Johannesburg on Tuesday, April 29th, will be cloudy for most of the day, together with clear skies during the evening.
There is also a chance for light rain before dawn at about 12 am, and also few clouds in the afternoon at about 4 pm.
Weather details for Johannesburg, on Tuesday, April 29th:
The maximum temperature during the day is going to be 58°F at about 1 am. The day will have very high relative humidity, with average humidity of 81%, ranging from 64% to a maximum value of 92% at about 4 am. The wind will be breezy, and will get up to 17 mph at 6 am, blowing from the north-west. The cloud coverage will range from 0% around 11 pm to as high as 100% around 1 pm with an average of 65%.
The precipitation probability will change throughout the day between 0% and 90%. The highest chance for precipitation will be around 6 am and the lowest probability around 1 am. The dew point will range from 28°F up to a maximum value of 57°F around midnight.
The visibility is expected to be good with average visibility of 8 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1012 hPa. Sunrise will be at 5:55 am, and sunset at 8:02 pm, making it a total of 14 hours and 7 minutes of daylight.
Air quality forecast for Johannesburg, on Tuesday, April 29th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 32 and 52.
Pollen forecast for Johannesburg, on Tuesday, April 29th:
Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
Nearby locations
