July weather forecast
Dégrad Samson, French Guiana

July

Weather in July

July, the same as June, in Dégrad Samson, French Guiana, is another hot summer month, with an average temperature fluctuating between 20.8°C (69.4°F) and 31.1°C (88°F).

Temperature

Dégrad Samson's weather in July displays an average high-temperature of a still tropical 31.1°C (88°F), showing minor disparity from June's 30.3°C (86.5°F). During July, the temperature is averaged to a low of 20.8°C (69.4°F) at night.

Heat index

July's mean heat index is estimated at a scorching 43°C (109.4°F). Remain cautious: Heat cramps along with heat exhaustion are foreseeable. Ongoing activity may precipitate heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is the outcome of merging air's temperature and its humidity metrics. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. In high relative humidity, the body's ability to evaporate heat is diminished, resulting in a heightened feeling of warmth. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

The average relative humidity in July in Dégrad Samson is 85%.

Rainfall

In Dégrad Samson, during July, the rain falls for 24.6 days and regularly aggregates up to 97mm (3.82") of precipitation. Throughout the year, there are 265.5 rainfall days, and 1078mm (42.44") of precipitation is accumulated.

Daylight

In Dégrad Samson, the average length of the day in July is 12h and 20min.
On the first day of the month, sunrise is at 06:27 and sunset at 18:48. On the last day of July, sunrise is at 06:31 and sunset at 18:49 -03.

Sunshine

In July, the average sunshine is 7.5h.

UV index

In July, the average daily maximum UV index in Dégrad Samson is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, the maximum UV index of 6 transforms into these recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Frequently asked questions

Is it hot in Dégrad Samson during July?
The average high-temperature and low-temperature in Dégrad Samson during July are 31.1°C (88°F) and 20.8°C (69.4°F) respectively. In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 43°C (109.4°F).
What is the average humidity in July in Dégrad Samson?
In July, the average relative humidity is 85%.
How many days does it rain in July in Dégrad Samson?
In Dégrad Samson, in July, during 24.6 rainfall days, 97mm (3.82") of precipitation is typically accumulated.
What is the average length of the day in July in Dégrad Samson?
In July, the average day length is 12h and 20min.
When is the sunrise / sunset in July in Dégrad Samson?
On the first day of July in Dégrad Samson, sunrise is at 06:27 and sunset at 18:48. On the last day of the month, sunrise is at 06:31 and sunset at 18:49 -03.
How long on average sun shines in July in Dégrad Samson?
In Dégrad Samson, French Guiana, the average sunshine duration in July is 7.5h.
How high is the UV index in July in Dégrad Samson?
In July, the average daily maximum UV index in Dégrad Samson, French Guiana, is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in July - Dégrad Samson, French Guiana
Average temperature in July
Dégrad Samson, French Guiana
  • Average high temperature in July: 31.1°C

The warmest month (with the highest average high temperature) is October (34.9°C).
The month with the lowest average high temperature is February (29.3°C).

  • Average low temperature in July: 20.8°C

The month with the highest average low temperature is May (21.9°C).
The coldest months (with the lowest average low temperature) are August and September (20.5°C).

Average pressure in July - Dégrad Samson, French Guiana
Average pressure in July
Dégrad Samson, French Guiana
  • Average pressure in July: 1013mbar

The months with the highest atmospheric pressure are June and July (1013mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).

Average wind speed in July - Dégrad Samson, French Guiana
Average wind speed in July
Dégrad Samson, French Guiana
  • Average wind speed in July: 4.2km/h

The windiest months (with the highest average wind speed) are February, March and November (5.3km/h).
The calmest month (with the lowest average wind speed) is July (4.2km/h).

Average humidity in July - Dégrad Samson, French Guiana
Average humidity in July
Dégrad Samson, French Guiana
  • Average humidity in July: 85%

The month with the highest relative humidity is May (90%).
The month with the lowest relative humidity is October (72%).

Average rainfall in July - Dégrad Samson, French Guiana
Average rainfall in July
Dégrad Samson, French Guiana
  • Average rainfall in July: 97mm

The wettest month (with the highest rainfall) is May (192mm).
The driest month (with the least rainfall) is October (21mm).

Average rainfall days in July - Dégrad Samson, French Guiana
Average rainfall days in July
Dégrad Samson, French Guiana
  • Average rainfall days in July: 24.6 days

The months with the highest number of rainy days are January and March (26.8 days).
The month with the least rainy days is October (10.4 days).

Average daylight in July / Average sunshine in July - Dégrad Samson, French Guiana
Average daylight in July /
Average sunshine in July
Dégrad Samson, French Guiana
  • Average daylight in July: 12h and 2min

The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 54min).

  • Average sunshine in July: 7h and 3min

The months with the most sunshine are September and October (Average sunshine: 8h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days in July - Dégrad Samson, French Guiana
Average sunshine days in July
Dégrad Samson, French Guiana
  • Average sunshine days in July: 4.3 days

The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is February (1.8 days).

Average UV index in July - Dégrad Samson, French Guiana
Average UV index in July
Dégrad Samson, French Guiana
  • Average UV index in July: 6

The months with the highest UV index are August, September, October and November (UV index 7).
The months with the lowest UV index are January, March and December (UV index 5).

Average cloud cover in July - Dégrad Samson, French Guiana
Average cloud cover in July
Dégrad Samson, French Guiana
  • Average cloud cover in July: 63

The month with the most cloud cover is February (Cloud cover 81).
The month with the least cloud cover is October (Cloud cover 44).

Average visibility in July - Dégrad Samson, French Guiana
Average visibility in July
Dégrad Samson, French Guiana
  • Average visibility in July: 6km

The month with the highest visibility is October (8km).
The month with the lowest visibility is May (5km).

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