Temperatures in September
It's pleasantly warm in September in Ullilen with an average temperature of 21°C. Temperatures this month range from a low of 19°C to a high of 22°C. At night, you can expect temperatures between 8°C and 9°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Ullilen in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in Ullilen with mild temperatures, averaging around 21°C during the day and nights close to 9°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-September
By mid-September, the average daytime temperature stays the same at 21°C, with nights close to 9°C. The chance of precipitation is high during this period.
End of September
By the end of September, the average daytime temperature in Ullilen will be around 21°C, with nights close to 9°C. There’s a significant chance of many days with precipitation.
Precipitation in September
In September, there is an average of 152 mm of precipitation, spread over 22 days. The wind speed is around 4 Bft, mostly coming from the East.
There’s an average 74% chance of precipitation per day this month. Though that seems frequent, there are also a few days with lower precipitation chances.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for Ullilen. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Ullilen in September |
London | ||
|---|---|---|---|
 Average Temperature |
21°C | 20°C | |
 High Temp |
22°C | 22°C | |
| Low Temp |
19°C | 17°C | |
 Total Precipitation |
152 mm | 44 mm | |
| Rainy Days |
22 days | 8 days | |
August
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit Ullilen?
After some sun? Then September isn’t the best time to be in Ullilen. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Ullilen in September
With 30°C, Ullilen hit the highest temperature in the last 10 years in September 2014. The lowest daytime temperature in this month was 14°C in 2023. The extreme night temperatures ranged from a low of -3°C to a high of 12°C.
Check out the climate of Ullilen for all months and discover the best travel time
Curious about the climate in other parts of Peru? Check out the weather and climate in places like Lima, Cusco, Machu Picchu, or have a look at other destinations in Peru.
Daily Temperature in September in Ullilen
This chart shows the average daily temperatures, both day and night, for each day in September in Ullilen, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in Ullilen
The chart below shows the average daily precipitation in September for Ullilen, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 22 days of rain in Ullilen.
Daily UV Index in September in Ullilen
This chart shows the average daily UV index in September in Ullilen, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in Ullilen Over the Years
This chart shows the average temperature in September in Ullilen, measured in degrees Celsius, over the past years.
Total Precipitation in September in Ullilen Over the Years
This chart shows the average precipitation in September in Ullilen, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for Ullilen
Click on a specific day in September for detailed info on the typical weather on that day in Ullilen. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in Ullilen
Have you been to Ullilen in September?
Share your weather experience in September in Ullilen.
Average Weather in Ullilen by Month
Click on a month below to see detailed weather info for Ullilen. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
