September weather forecastMataquescuintla, Guatemala

September

Weather in September

The first month of the autumn, September, is still a warm month in Mataquescuintla, Guatemala, with an average temperature varying between 23.4°C (74.1°F) and 15°C (59°F).

Temperature

September's advent notes a subtle adjustment in average high-temperature to a still warm 23.4°C (74.1°F) from August. An average low-temperature of 15°C (59°F) is observed during the September nights.

Humidity

With an average relative humidity of 90%, September is the most humid month.

Rainfall

In Mataquescuintla, Guatemala, in September, during 28.7 rainfall days, 269mm (10.59") of precipitation is typically accumulated. In Mataquescuintla, Guatemala, during the entire year, the rain falls for 231.3 days and collects up to 1656mm (65.2") of precipitation.

Daylight

The average length of the day in September is 12h and 13min.
On the first day of September, sunrise is at 05:48 and sunset at 18:12. On the last day of the month, sunrise is at 05:50 and sunset at 17:50 CST.

Sunshine

The average sunshine in September is 7.7h.

UV index

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Make use of precautions - It is urged to ward off sun damage. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Updated: Jul 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during September is 23.4°C (74.1°F) and the low-temperature is 15°C (59°F). In April, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 29°C (84.2°F).

September is the most humid month, with an average relative humidity of 90%.

The average relative humidity in September is 90%.

In September, the rain falls for 28.7 days. Throughout September, 269mm (10.59") of precipitation is accumulated.

In Mataquescuintla, the average day length in September is 12h and 13min.

In September, on the first day of the month, sunrise is at 05:48 and sunset at 18:12. On the last day of the month, sunrise is at 05:50 and sunset at 17:50 CST.

The average sunshine duration in September is 7.7h.

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate 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

24.2°C

23.4°C

22.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7km/h

6.1km/h

9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

2.2

0.9

3.7

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Mataquescuintla, Guatemala

Average high temperature in September: 23.4°C

The warmest month (with the highest average high temperature) is April (27.3°C).
The month with the lowest average high temperature is October (22.5°C).

Average low temperature in September: 15°C

The month with the highest average low temperature is May (16.5°C).
The coldest month (with the lowest average low temperature) is January (11.8°C).

Average pressure in September
Mataquescuintla, Guatemala

Average pressure in September: 1012.6mbar

The month with the highest atmospheric pressure is January (1015.5mbar).
The month with the lowest atmospheric pressure is May (1012.5mbar).

Average wind speed in September
Mataquescuintla, Guatemala

Average wind speed in September: 5.9km/h

The windiest month (with the highest average wind speed) is January (12.8km/h).
The calmest month (with the lowest average wind speed) is September (5.9km/h).

Average humidity in September
Mataquescuintla, Guatemala

Average humidity in September: 90%

The month with the highest relative humidity is September (90%).
The month with the lowest relative humidity is March (69%).

Average rainfall in September
Mataquescuintla, Guatemala

Average rainfall in September: 269mm

The wettest month (with the highest rainfall) is May (285mm).
The driest month (with the least rainfall) is January (7mm).

Average rainfall days in September
Mataquescuintla, Guatemala

Average rainfall days in September: 28.7 days

The month with the highest number of rainy days is September (28.7 days).
The month with the least rainy days is January (6.7 days).

Average daylight in September /
Average sunshine in September
Mataquescuintla, Guatemala

Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).

Average sunshine in September: 7h and 42min

The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 24min).

Average sunshine days in September
Mataquescuintla, Guatemala

Average sunshine days in September: 0.9 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is September (0.9 days).

Average UV index in September
Mataquescuintla, Guatemala

Average UV index in September: 5

The months with the highest UV index are March and April (UV index 6).
The months with the lowest UV index are August and October (UV index 4).

Average cloud cover in September
Mataquescuintla, Guatemala

Average cloud cover in September: 59

The months with the most cloud cover are June and September (Cloud cover 59).
The months with the least cloud cover are January, February and March (Cloud cover 26).