June weather forecast
Newcastle, South Africa

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Weather in June

June, the first month of the winter in Newcastle, is still a refreshing month, with an average temperature ranging between max 18°C (64.4°F) and min 4.9°C (40.8°F).

Temperature

June and July, when the average high-temperature reaches 18°C (64.4°F), are the coldest months.

Humidity

The average relative humidity in June is 49%.

Rainfall

In Newcastle, during June, the rain falls for 2.3 days and regularly aggregates up to 5mm (0.2") of precipitation. Throughout the year, in Newcastle, there are 117.9 rainfall days, and 347mm (13.66") of precipitation is accumulated.

Daylight

With an average of 10h and 24min of daylight, June has the shortest days of the year in Newcastle.
On the first day of the month, sunrise is at 06:43 and sunset at 17:12. On the last day of June, in Newcastle, sunrise is at 06:51 and sunset at 17:16 SAST.

Sunshine

In June, the average sunshine is 7.6h.

UV index

May through July, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 4 in June transforms into the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What is the coldest time of year in Newcastle?

In Newcastle, South Africa, the coldest months are June and July, registering an average high-temperature of 18°C (64.4°F).

What is the temperature in June in Newcastle?

An average high-temperature, in June, in Newcastle, is 18°C (64.4°F) and the average low-temperature is 4.9°C (40.8°F).

What is the average humidity in June in Newcastle?

In June, the average relative humidity is 49%.

How many days does it rain in June in Newcastle?

In Newcastle, in June, during 2.3 rainfall days, 5mm (0.2") of precipitation is typically accumulated.

What is the month with the shortest days in Newcastle?

With an average of 10h and 24min of daylight, June has the shortest days of the year in Newcastle, South Africa.

How many hours of daylight does Newcastle have in June?

In Newcastle, South Africa, the average day length in June is 10h and 25min.

What time are sunrise and sunset in June in Newcastle?

On the first day of June in Newcastle, sunrise is at 06:43 and sunset at 17:12. On the last day of the month, sunrise is at 06:51 and sunset at 17:16 SAST.

How many hours of sunshine does Newcastle have in June?

In Newcastle, the average sunshine duration in June is 7.6h.

When is the lowest UV index in Newcastle?

May through July, with an average maximum UV index of 4, are months with the lowest UV index.

What is the UV index reading in June in Newcastle?

The average daily maximum UV index in June in Newcastle, South Africa, is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in June
Newcastle, South Africa

Average temperature in June - Newcastle, South Africa
  • Average high temperature in June: 18°C

The warmest month (with the highest average high temperature) is December (26.7°C).
The months with the lowest average high temperature are June and July (18°C).

  • Average low temperature in June: 4.9°C

The month with the highest average low temperature is January (14.3°C).
The coldest month (with the lowest average low temperature) is July (4.5°C).

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Average pressure in June
Newcastle, South Africa

Average pressure in June - Newcastle, South Africa
  • Average pressure in June: 1023.4mbar

The month with the highest atmospheric pressure is July (1024.7mbar).
The month with the lowest atmospheric pressure is December (1014.8mbar).

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Average wind speed in June
Newcastle, South Africa

Average wind speed in June - Newcastle, South Africa
  • Average wind speed in June: 10.4km/h

The windiest month (with the highest average wind speed) is September (10.7km/h).
The calmest month (with the lowest average wind speed) is March (7.2km/h).

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Average humidity in June
Newcastle, South Africa

Average humidity in June - Newcastle, South Africa
  • Average humidity in June: 49%

The months with the highest relative humidity are January and February (74%).
The month with the lowest relative humidity is September (42%).

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Average rainfall in June
Newcastle, South Africa

Average rainfall in June - Newcastle, South Africa
  • Average rainfall in June: 5mm

The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is July (2mm).

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Average rainfall days in June
Newcastle, South Africa

Average rainfall days in June - Newcastle, South Africa
  • Average rainfall days in June: 2.3 days

The month with the highest number of rainy days is December (18 days).
The month with the least rainy days is July (2.1 days).

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Average daylight in June /
Average sunshine in June
Newcastle, South Africa

Average daylight in June / Average sunshine in June - Newcastle, South Africa
  • Average daylight in June: 10h and 2min

The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).

  • Average sunshine in June: 7h and 4min

The month with the most sunshine is October (Average sunshine: 11h and 24min).
The month with the least sunshine is April (Average sunshine: 7h and 6min).

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Average sunshine days in June
Newcastle, South Africa

Average sunshine days in June - Newcastle, South Africa
  • Average sunshine days in June: 26.2 days

The month with the most sunshine days is July (27.1 days).
The month with the least sunshine days is December (9.2 days).

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Average UV index in June
Newcastle, South Africa

Average UV index in June - Newcastle, South Africa
  • Average UV index in June: 4

The months with the highest UV index are November and December (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).

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Average cloud cover in June
Newcastle, South Africa

Average cloud cover in June - Newcastle, South Africa
  • Average cloud cover in June: 8

The month with the most cloud cover is January (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 8).

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Average visibility in June
Newcastle, South Africa

Average visibility in June - Newcastle, South Africa
  • Average visibility in June: 10km

The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February and March (8km).

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Newcastle, South Africa

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