September weather forecast
Cabo Polonio, Uruguay

• Average temperature in September
• Average pressure in September
• Average wind speed in September
• Average humidity in September
• Average rainfall in September
• Average rainfall days in September
• Average daylight in September
• Average sunshine in September
• Average sunshine days in September
• Average UV index in September
• Average cloud cover in September
• Average visibility in September

Average temperature in September
Cabo Polonio, Uruguay

• Average high temperature in September: 17.6°C

The warmest month (with the highest average high temperature) is January (28.1°C).
The month with the lowest average high temperature is July (14.6°C).

• Average low temperature in September: 9.9°C

The month with the highest average low temperature is February (18.3°C).
The coldest month (with the lowest average low temperature) is July (7.9°C).

Average pressure in September
Cabo Polonio, Uruguay

• Average pressure in September: 1017.9mbar

The month with the highest atmospheric pressure is July (1019.1mbar).
The month with the lowest atmospheric pressure is December (1011.7mbar).

Average wind speed in September
Cabo Polonio, Uruguay

• Average wind speed in September: 17.6km/h

The windiest month (with the highest average wind speed) is September (17.6km/h).
The calmest month (with the lowest average wind speed) is May (14.7km/h).

Average humidity in September
Cabo Polonio, Uruguay

• Average humidity in September: 78%

The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is January (68%).

Average rainfall in September
Cabo Polonio, Uruguay

• Average rainfall in September: 59mm

The wettest month (with the highest rainfall) is August (84mm).
The driest month (with the least rainfall) is March (45mm).

Average rainfall days in September
Cabo Polonio, Uruguay

• Average rainfall days in September: 11.3 days

The months with the highest number of rainy days are March and October (12 days).
The month with the least rainy days is June (9.1 days).

Average daylight in September /
Average sunshine in September
Cabo Polonio, Uruguay

• Average daylight in September: 11h and 5min

The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).

• Average sunshine in September: 7h and 0min

The month with the most sunshine is January (Average sunshine: 10h and 30min).
The month with the least sunshine is July (Average sunshine: 5h and 24min).

Average sunshine days in September
Cabo Polonio, Uruguay

• Average sunshine days in September: 16.4 days

The month with the most sunshine days is January (19.4 days).
The month with the least sunshine days is February (15.3 days).

Average UV index in September
Cabo Polonio, Uruguay

• Average UV index in September: 4

The months with the highest UV index are January, February, March and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August and September (UV index 4).

Average cloud cover in September
Cabo Polonio, Uruguay

• Average cloud cover in September: 42

The month with the most cloud cover is September (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 26).

Average visibility in September
Cabo Polonio, Uruguay

• Average visibility in September: 9km

The months with the highest visibility are January, February, March and December (10km).
The months with the lowest visibility are April, May, June, July, August, September, October and November (9km).