Temperatures in August
It's hot in August in Joshua Tree with an average temperature of 39°C. Temperatures this month range from a low of 36°C to a high of 42°C. At night, you can expect temperatures between 22°C and 27°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Joshua Tree in August. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of August
The month of August starts in Joshua Tree with hot temperatures, averaging around 39°C during the day and nights close to 25°C. You won’t see any precipitation in the first days of the month, it’s all sunny skies. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-August
By mid-August, the average daytime temperature stays the same at 39°C, with nights close to 25°C. Not much precipitation expected during this period. It’s mostly dry with sunshine. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of August
By the end of August, the average daytime temperature in Joshua Tree will be around 40°C, with nights close to 24°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Discover cheap trips to Joshua Tree 
Precipitation in August
According to weather history, there is only 9,1 mm of precipitation in August. The wind speed is around 4 Bft, mostly coming from the Southwest.
The average chance of precipitation is only 4% in August.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in August for Joshua Tree. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Joshua Tree in August |
London | ||
|---|---|---|---|
 Average Temperature |
39°C | 22°C | |
 High Temp |
42°C | 24°C | |
| Low Temp |
36°C | 19°C | |
 Total Precipitation |
9,1 mm | 60 mm | |
| Rainy Days |
1 day | 10 days | |
July
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Joshua Tree?
August isn’t a good time to be in Joshua Tree. The average temperature of 39°C this month is uncomfortably hot for a pleasant stay.
Temperature records for Joshua Tree in August
With 51°C, Joshua Tree hit the highest temperature in the last 10 years in August 2019. The lowest daytime temperature in this month was 23°C in 2023. The extreme night temperatures ranged from a low of 6°C to a high of 32°C.
Check out the climate of Joshua Tree for all months and discover the best travel time
Plan your next holiday
Don’t miss the best holiday deals for Joshua Tree and see what our partners have for you.
Daily Temperature in August in Joshua Tree
This chart shows the average daily temperatures, both day and night, for each day in August in Joshua Tree, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in August in Joshua Tree
The chart below shows the average daily precipitation in August for Joshua Tree, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect about 1 day of rain in Joshua Tree.
Daily UV Index in August in Joshua Tree
This chart shows the average daily UV index in August in Joshua Tree, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Joshua Tree Over the Years
This chart shows the average temperature in August in Joshua Tree, measured in degrees Celsius, over the past years.
Total Precipitation in August in Joshua Tree Over the Years
This chart shows the average precipitation in August in Joshua Tree, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in August for Joshua Tree
Click on a specific day in August for detailed info on the typical weather on that day in Joshua Tree. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Joshua Tree
Have you been to Joshua Tree in August?
Share your weather experience in August in Joshua Tree.
Average Weather in Joshua Tree by Month
Click on a month below to see detailed weather info for Joshua Tree. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Joshua Tree for all months at once
