September weather forecastSuddie, Guyana

September

Weather in September

The first month of the autumn, September, is also a hot month in Suddie, Guyana, with an average temperature fluctuating between 33.1°C (91.6°F) and 22.9°C (73.2°F).

Temperature

In Suddie, September is the warmest month, with temperatures averaging a high of 33.1°C (91.6°F) and a low of 22.9°C (73.2°F).

Heat index

For September, the heat index is evaluated at a blazing hot 48°C (118.4°F). Be cautious: Heat exhaustion along with heat cramps are predicted. Heatstroke is a possible consequence of continuous physical effort.
One should consider that heat index numbers are for shaded settings and light wind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. 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 particularly relevant to babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

September and October, with an average relative humidity of 78%, are the least humid months in Suddie.

Rainfall

September is the month with the least rainfall in Suddie. Rain falls for 21 days and accumulates 55mm (2.17") of precipitation.

Daylight

The average length of the day in September is 12h and 10min.
On the first day of the month, sunrise is at 05:46 and sunset at 18:01. On the last day of September, in Suddie, sunrise is at 05:41 and sunset at 17:45 -04.

Sunshine

The average sunshine in September in Suddie is 9h.

UV index

March, April, July through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 7 in September translates into the following instructions:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Updated: Feb 19, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Suddie's warmest temperatures are experienced in September, with average high temperatures of 33.1°C (91.6°F) and lows of 22.9°C (73.2°F).

In September, the average high-temperature and low-temperature are 33.1°C (91.6°F) and 22.9°C (73.2°F) respectively. In September, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is evaluated at 48°C (118.4°F).

The months with the lowest humidity in Suddie, Guyana, are September and October, with an average relative humidity of 78%.

In September, the average relative humidity in Suddie is 78%.

The month with the least rainfall in Suddie is September, when the rain falls for 21 days and typically collects 55mm (2.17") of precipitation.

In Suddie, during September, the rain falls for 21 days and regularly aggregates up to 55mm (2.17") of precipitation.

In Suddie, the average day length in September is 12h and 10min.

In September, on the first day of the month, sunrise is at 05:46 and sunset at 18:01. On the last day of the month, sunrise is at 05:41 and sunset at 17:45 -04.

The average sunshine duration in September is 9h.

The months with the highest UV index in Suddie, Guyana, are March, April, July through November, with an average maximum UV index of 7.

In September, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

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

Aug

September

Oct

Average high temperature

32.2°C

33.1°C

32.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.8km/h

6.2km/h

6.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

8.5

6.2

5.2

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Suddie, Guyana

Average high temperature in September: 33.1°C

The warmest month (with the highest average high temperature) is September (33.1°C).
The month with the lowest average high temperature is January (29.3°C).

Average low temperature in September: 22.9°C

The month with the highest average low temperature is October (23.5°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).

Average pressure in September
Suddie, Guyana

Average pressure in September: 1011.6mbar

The month with the highest atmospheric pressure is June (1013.3mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).

Average wind speed in September
Suddie, Guyana

Average wind speed in September: 5.8km/h

The windiest month (with the highest average wind speed) is March (7.3km/h).
The calmest months (with the lowest average wind speed) are July and August (5.1km/h).

Average humidity in September
Suddie, Guyana

Average humidity in September: 78%

The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are September and October (78%).

Average rainfall in September
Suddie, Guyana

Average rainfall in September: 55mm

The wettest month (with the highest rainfall) is June (167mm).
The driest month (with the least rainfall) is September (55mm).

Average rainfall days in September
Suddie, Guyana

Average rainfall days in September: 21 days

The month with the highest number of rainy days is December (29.1 days).
The month with the least rainy days is August (20.8 days).

Average daylight in September /
Average sunshine in September
Suddie, Guyana

Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 42min).

Average sunshine in September: 9h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).

Average sunshine days in September
Suddie, Guyana

Average sunshine days in September: 6.2 days

The month with the most sunshine days is August (8.5 days).
The month with the least sunshine days is December (0.3 days).

Average UV index in September
Suddie, Guyana

Average UV index in September: 7

The months with the highest UV index are March, April, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, May, June and December (UV index 6).