July weather forecast
Johannesburg, CA

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Weather in July

July in Johannesburg, California, is a torrid summer month, with an average temperature ranging between min 72.1°F (22.3°C) and max 95.9°F (35.5°C).

Temperature

Johannesburg, California, records the warmest temperatures in July, averaging a high of 95.9°F (35.5°C) and a low of 72.1°F (22.3°C).

Humidity

In Johannesburg, the average relative humidity in July is 21%.

Rainfall

In Johannesburg, California, in July, during 4.5 rainfall days, 0.31" (8mm) of precipitation is typically accumulated. Throughout the year, there are 29.6 rainfall days, and 2.64" (67mm) of precipitation is accumulated.

Snowfall

January through October and December are months without snowfall.

Daylight

In July, the average length of the day in Johannesburg is 14h and 16min.
On the first day of July in Johannesburg, sunrise is at 5:39 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:54 pm PDT.

Sunshine

In Johannesburg, the average sunshine in July is 12.1h.

UV index

The month with the highest UV index is July, with an average maximum UV index of 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index, 8 during July, leads to the following recommendations:
Refrain from exposing skin and eyes. Without protection, they can get damaged rapidly. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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Frequently asked questions

What time of the year is the hottest in Johannesburg?

Johannesburg, California, reaches its average highest temperatures in July, measuring 95.9°F (35.5°C) at the peak and 72.1°F (22.3°C) at the lowest.

How hot is it in Johannesburg in July?

Johannesburg in July has an average high-temperature of 95.9°F (35.5°C) and an average low-temperature of 72.1°F (22.3°C).

What is the average humidity in July in Johannesburg?

In July, the average relative humidity is 21%.

How much does it rain in Johannesburg in July?

In Johannesburg, in July, during 4.5 rainfall days, 0.31" (8mm) of precipitation is typically accumulated.

When it does not snow in Johannesburg?

January through October and December are months without snowfall in Johannesburg.

How many hours of daylight does Johannesburg have in July?

The average day length in July is 14h and 16min.

What time are sunrise and sunset in July in Johannesburg?

On the first day of July in Johannesburg, California, sunrise is at 5:39 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:54 pm PDT.

How long on average sun shines in July in Johannesburg?

The average sunshine duration in July in Johannesburg is 12.1h.

When is the highest UV index in Johannesburg?

With an average maximum UV index of 8, July is the month with the highest UV index in Johannesburg.

What is the UV index intensity in July in Johannesburg?

In July, the average daily maximum UV index in Johannesburg, California, is 8. A UV Index reading of 8 to 10 represents a very high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Johannesburg, CA

Average temperature in July - Johannesburg, CA
  • Average high temperature in July: 95.9°F

The warmest month (with the highest average high temperature) is July (95.9°F).
The month with the lowest average high temperature is December (52.5°F).

  • Average low temperature in July: 72.1°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is December (37.6°F).

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Average pressure in July
Johannesburg, CA

Average pressure in July - Johannesburg, CA
  • Average pressure in July: 29.86"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).

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Average wind speed in July
Johannesburg, CA

Average wind speed in July - Johannesburg, CA
  • Average wind speed in July: 8.1mph

The windiest month (with the highest average wind speed) is May (9.3mph).
The calmest month (with the lowest average wind speed) is January (5.7mph).

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Average humidity in July
Johannesburg, CA

Average humidity in July - Johannesburg, CA
  • Average humidity in July: 21%

The month with the highest relative humidity is January (47%).
The month with the lowest relative humidity is August (20%).

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Average rainfall in July
Johannesburg, CA

Average rainfall in July - Johannesburg, CA
  • Average rainfall in July: 0.31"

The wettest month (with the highest rainfall) is December (0.35").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in July
Johannesburg, CA

Average rainfall days in July - Johannesburg, CA
  • Average rainfall days in July: 4.5 days

The month with the highest number of rainy days is July (4.5 days).
The month with the least rainy days is June (1.2 days).

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Average snowfall in July
Johannesburg, CA

Average snowfall in July - Johannesburg, CA
  • Average snowfall in July: 0"

The month with the highest snowfall is November (0.83").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and December (0").

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Average snowfall days in July
Johannesburg, CA

Average snowfall days in July - Johannesburg, CA
  • Average snowfall days in July: 0 days

The months with the highest number of snowfall days are January, February, November and December (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Johannesburg, CA

Average daylight in July / Average sunshine in July - Johannesburg, CA
  • Average daylight in July: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in July: 12h and 1min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The months with the least sunshine are January and December (Average sunshine: 7h and 6min).

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Average sunshine days in July
Johannesburg, CA

Average sunshine days in July - Johannesburg, CA
  • Average sunshine days in July: 23.2 days

The month with the most sunshine days is December (28.1 days).
The month with the least sunshine days is July (23.2 days).

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Average UV index in July
Johannesburg, CA

Average UV index in July - Johannesburg, CA
  • Average UV index in July: 8

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 3).

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Average cloud cover in July
Johannesburg, CA

Average cloud cover in July - Johannesburg, CA
  • Average cloud cover in July: 6

The months with the most cloud cover are January, March and December (Cloud cover 17).
The month with the least cloud cover is September (Cloud cover 4).

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Average visibility in July
Johannesburg, CA

Average visibility in July - Johannesburg, CA
  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Johannesburg, California, USA

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