Temperatures in July
It's hot in July in French Guiana with an average temperature of 31°C. Temperatures this month range from a low of 30°C to a high of 32°C. At night, you can expect temperatures between 23°C and 24°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for French Guiana in July. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of July
The month of July starts in French Guiana with hot temperatures, averaging around 32°C during the day and nights close to 24°C. Plenty of days with a chance of precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-July
By mid-July, the average daytime temperature stays the same at 32°C, with nights close to 24°C. The chance of precipitation is high during this period. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of July
By the end of July, the average daytime temperature in French Guiana will be around 32°C, with nights close to 24°C. There’s a significant chance of many days with precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Precipitation in July
In July, there is an average of 290 mm of precipitation, spread over 22 days. The wind speed is around 3 Bft, mostly coming from the East.
There’s an average 71% chance of precipitation per day this month. Though that seems frequent, there are also a few days with lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in July for French Guiana. 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.
French Guiana in July |
UK | ||
|---|---|---|---|
 Average Temperature |
31°C | 23°C | |
 High Temp |
32°C | 27°C | |
| Low Temp |
30°C | 21°C | |
 Total Precipitation |
290 mm | 52 mm | |
| Rainy Days |
22 days | 9 days | |
June
UV index
The UV index is a maximum of 9 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 July a good time to visit French Guiana?
After some sun? Then July isn’t the best time to be in French Guiana. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for French Guiana in July
With 33°C, French Guiana hit the highest temperature in the last 10 years in July 2019. The lowest daytime temperature in this month was 26°C in 2019. The extreme night temperatures ranged from a low of 21°C to a high of 25°C.
Check out the climate of French Guiana for all months and discover the best travel time
The climate of French Guiana is based on weather data from Cayenne. Other locations might have different weather. You can check out all destinations in French Guiana for a full picture of the climate.
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Daily Temperature in July in French Guiana
This chart shows the average daily temperatures, both day and night, for each day in July in French Guiana, 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 July in French Guiana
The chart below shows the average daily precipitation in July for French Guiana, 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 July, you can expect around 22 days of rain in French Guiana.
Daily UV Index in July in French Guiana
This chart shows the average daily UV index in July in French Guiana, 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 July in French Guiana Over the Years
This chart shows the average temperature in July in French Guiana, measured in degrees Celsius, over the past years.
Total Precipitation in July in French Guiana Over the Years
This chart shows the average precipitation in July in French Guiana, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in July for French Guiana
Click on a specific day in July for detailed info on the typical weather on that day in French Guiana. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in July in French Guiana
The weather in July in French Guiana is rated 2 out of 5 stars by 1 visitor. Have you been to French Guiana? Share your weather experience to help other visitors.
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The sun shines relentlessly and it rains heavily. Not ideal for a holiday.— This text is automatically translated to English
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Average Weather in French Guiana by Month
Click on a month below to see detailed weather info for French Guiana. 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 French Guiana for all months at once
