September weather forecast
Chapicuy, Uruguay

September

Weather in September

As spring sweeps across Chapicuy in September, there is a slight increase in temperature. The emerging spring is marked by more hours of daylight and slightly decreased humidity. The change in wind direction and speed adds a fresh feel to the weather. Even though the rainfall volume sees an increase, the overall climatic change contributes to the picture-perfect spring weather. September, with its mild temperatures and increased daylight, serves as a pleasant herald of incoming spring.

Temperature

September ushers in an average high-temperature of an agreeable 20.5°C (68.9°F), aligning closely with the preceding month. Throughout the nights in September, an average low-temperature of 10.7°C (51.3°F) is noted in Chapicuy.

Humidity

In Chapicuy, the average relative humidity in September is 80%.

Rainfall

In Chapicuy, in September, during 9.9 rainfall days, 75mm (2.95") of precipitation is typically accumulated. Throughout the year, there are 116 rainfall days, and 832mm (32.76") of precipitation is accumulated.

Daylight

In September, the average length of the day is 11h and 55min.
On the first day of September, sunrise is at 07:07 and sunset at 18:35. On the last day of the month, sunrise is at 06:29 and sunset at 18:53 -03.

Sunshine

In September, the average sunshine in Chapicuy is 7.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 5 in September interprets into the following advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What is the average September temperature in Chapicuy?
In Chapicuy, in September, the average high-temperature is 20.5°C (68.9°F), and the average low-temperature is 10.7°C (51.3°F). In March, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is evaluated at 31°C (87.8°F).
What is the average humidity in September?
In Chapicuy, the average relative humidity in September is 80%.
How many days does it rain in September?
In Chapicuy, in September, it is raining for 9.9 days, with typically 75mm (2.95") of accumulated precipitation.
What is the average length of the day in September?
In September, the average day length is 11h and 55min.
What time are sunrise and sunset in September?
In September, on the first day of the month, sunrise is at 07:07 and sunset at 18:35. On the last day of the month, sunrise is at 06:29 and sunset at 18:53 -03.
How long on average sun shines in September?
In September, the average sunshine duration is 7.5h.
What is the UV index reading in September?
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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 September - Chapicuy, Uruguay
Average temperature in September
Chapicuy, Uruguay
  • Average high temperature in September: 20.5°C

The warmest month (with the highest average high temperature) is January (32.1°C).
The month with the lowest average high temperature is July (15.9°C).

  • Average low temperature in September: 10.7°C

The month with the highest average low temperature is January (20.3°C).
The coldest month (with the lowest average low temperature) is July (8.1°C).

Average pressure in September - Chapicuy, Uruguay
Average pressure in September
Chapicuy, Uruguay
  • Average pressure in September: 1016.8mbar

The month with the highest atmospheric pressure is July (1019.3mbar).
The month with the lowest atmospheric pressure is December (1010.3mbar).

Average wind speed in September - Chapicuy, Uruguay
Average wind speed in September
Chapicuy, Uruguay
  • Average wind speed in September: 12.8km/h

The windiest month (with the highest average wind speed) is August (13km/h).
The calmest month (with the lowest average wind speed) is April (10.4km/h).

Average humidity in September - Chapicuy, Uruguay
Average humidity in September
Chapicuy, Uruguay
  • Average humidity in September: 80%

The months with the highest relative humidity are May, June and July (83%).
The month with the lowest relative humidity is January (60%).

Average rainfall in September - Chapicuy, Uruguay
Average rainfall in September
Chapicuy, Uruguay
  • Average rainfall in September: 75mm

The wettest month (with the highest rainfall) is January (103mm).
The driest month (with the least rainfall) is July (41mm).

Average rainfall days in September - Chapicuy, Uruguay
Average rainfall days in September
Chapicuy, Uruguay
  • Average rainfall days in September: 9.9 days

The month with the highest number of rainy days is December (11.6 days).
The month with the least rainy days is August (8.3 days).

Average daylight in September / Average sunshine in September - Chapicuy, Uruguay
Average daylight in September /
Average sunshine in September
Chapicuy, Uruguay
  • Average daylight in September: 11h and 5min

The month with the longest days is December (Average daylight: 14h and 12min).
The month with the shortest days is June (Average daylight: 10h and 6min).

  • Average sunshine in September: 7h and 3min

The month with the most sunshine is December (Average sunshine: 10h and 54min).
The month with the least sunshine is June (Average sunshine: 5h and 36min).

Average sunshine days in September - Chapicuy, Uruguay
Average sunshine days in September
Chapicuy, Uruguay
  • Average sunshine days in September: 17.9 days

The month with the most sunshine days is August (21.6 days).
The month with the least sunshine days is February (17.1 days).

Average UV index in September - Chapicuy, Uruguay
Average UV index in September
Chapicuy, Uruguay
  • Average UV index in September: 5

The months with the highest UV index are January and December (UV index 7).
The month with the lowest UV index is May (UV index 3).

Average cloud cover in September - Chapicuy, Uruguay
Average cloud cover in September
Chapicuy, Uruguay
  • Average cloud cover in September: 34

The month with the most cloud cover is May (Cloud cover 40).
The month with the least cloud cover is January (Cloud cover 21).

Average visibility in September - Chapicuy, Uruguay
Average visibility in September
Chapicuy, Uruguay
  • Average visibility in September: 9km

The months with the highest visibility are January, February, March and December (10km).
The month with the lowest visibility is May (8km).

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