September weather forecastDiego Piece, Grenada

September

Weather in September

September, in Diego Piece, Grenada, indicates a slight decline in temperatures but maintains the weather trends of August. Equally, the rainfall dips slightly, drawing down from the highs of the previous month. However, the overall weather remains warm and wet, categorizing September within the rainy season. It is relevant to note that this month records the first snowfall day of the year though it's just a mere 0.1 day.

Temperature

September is the month when Diego Piece sees the highest average temperatures, with a high of 28.8°C (83.8°F) and a low of 28.1°C (82.6°F).

Heat index

For September, the heat index is calculated to be a tropical 33°C (91.4°F). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
Note that heat index values are valued for light wind and location in the shade. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is achieved by amalgamating air temperature with the relative humidity readings. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

January, February and September, with an average relative humidity of 76%, are the least humid months.

Rainfall

In September, in Diego Piece, the rain falls for 22.6 days. Throughout September, 88mm (3.46") of precipitation is accumulated. Throughout the year, in Diego Piece, there are 249.7 rainfall days, and 774mm (30.47") of precipitation is accumulated.

Snowfall

The only month with snowfall in Diego Piece, Grenada, is September. September has the most snowfall days of the year. Snow falls for 0.1 days.

Daylight

The average length of the day in September in Diego Piece is 12h and 11min.
On the first day of September, sunrise is at 05:56 and sunset at 18:16. On the last day of the month, sunrise is at 05:55 and sunset at 17:57 AST.

Sunshine

The average sunshine in September in Diego Piece is 10.5h.

UV index

The months with the highest UV index in Diego Piece are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 7 during September translates into the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.

Updated: Feb 9, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Diego Piece, the average highest temperatures are observed in September, with a high of 28.8°C (83.8°F) and a low of 28.1°C (82.6°F).

In Diego Piece, 28.8°C (83.8°F) is the average high-temperature and 28.1°C (82.6°F) is the average low-temperature during September. In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 33°C (91.4°F).

January, February and September, with an average relative humidity of 76%, are the least humid months in Diego Piece, Grenada.

In September, the average relative humidity in Diego Piece, Grenada, is 76%.

In Diego Piece, in September, it is raining for 22.6 days, with typically 88mm (3.46") of accumulated precipitation.

The month with the most snowfall days in Diego Piece, Grenada, is September, when snow falls for 0.1 days.

September is the first month it typically snows. Throughout September, there are 0.1 snowfall days.

In September, the average day length in Diego Piece is 12h and 11min.

In September, on the first day of the month, sunrise is at 05:56 and sunset at 18:16. On the last day of the month, in Diego Piece, sunrise is at 05:55 and sunset at 17:57 AST.

The average sunshine duration in September in Diego Piece is 10.5h.

The months with the highest UV index in Diego Piece are January through December, with an average maximum UV index of 7.

The months with the lowest UV index in Diego Piece are January through December, with an average maximum UV index of 7.

The average daily maximum UV index in September in Diego Piece, Grenada, is 7. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

28.4°C

28.8°C

28.7°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

23.8km/h

21.9km/h

24.1km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

25.1

22.6

22.5

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

3.3

6.4

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Diego Piece, Grenada

Average high temperature in September: 28.8°C

The warmest month (with the highest average high temperature) is September (28.8°C).
The month with the lowest average high temperature is February (26.7°C).

Average low temperature in September: 28.1°C

The month with the highest average low temperature is September (28.1°C).
The coldest month (with the lowest average low temperature) is February (25.8°C).

Average pressure in September
Diego Piece, Grenada

Average pressure in September: 1012mbar

The month with the highest atmospheric pressure is June (1014.2mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).

Average wind speed in September
Diego Piece, Grenada

Average wind speed in September: 21.6km/h

The windiest month (with the highest average wind speed) is February (29.9km/h).
The calmest month (with the lowest average wind speed) is September (21.6km/h).

Average humidity in September
Diego Piece, Grenada

Average humidity in September: 76%

The months with the highest relative humidity are May, June and July (79%).
The months with the lowest relative humidity are January, February and September (76%).

Average rainfall in September
Diego Piece, Grenada

Average rainfall in September: 88mm

The wettest month (with the highest rainfall) is October (122mm).
The driest month (with the least rainfall) is February (26mm).

Average rainfall days in September
Diego Piece, Grenada

Average rainfall days in September: 22.6 days

The month with the highest number of rainy days is August (25.1 days).
The month with the least rainy days is April (16 days).

Average snowfall days in September
Diego Piece, Grenada

Average snowfall days in September: 0.1 days

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

Average daylight in September /
Average sunshine in September
Diego Piece, Grenada

Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

Average sunshine in September: 10h and 30min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

Average sunshine days in September
Diego Piece, Grenada

Average sunshine days in September: 5 days

The month with the most sunshine days is March (7.8 days).
The month with the least sunshine days is August (3.3 days).

Average UV index in September
Diego Piece, Grenada

Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in September
Diego Piece, Grenada

Average cloud cover in September: 35

The months with the most cloud cover are June, July and November (Cloud cover 42).
The month with the least cloud cover is September (Cloud cover 35).

Average visibility in September
Diego Piece, Grenada

Average visibility in September: 10km

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