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Rome in September: Weather, Average temperature and Climate

Discover the weather for Rome in September and if it’s a good time to travel (based on historical data).
Check flight prices to Rome on Avionero:
September

Weather in Rome in September 2024

Great Weather
Warm
☀️
Sunny
For those searching for an ideal September holiday with excellent weather, Rome is a perfect choice. Average maximum temperatures are +81°F. Expect about 18 sunny days, making it the perfect place to enjoy the sunshine. It's worth noting that there may be some rainfall, with an average of 89 mm of precipitation over 5 rainy days. So, take your sunglasses, a beach towel, and great walking shoes, as it looks like amazing weather. Search flights in one click on Avionero.

Average weather

☀️
+81°F
Avg. max. temperature
+46°F
Min.
+97°F
Max.
89 mm
Total precipitation
71%
Avg. humidity
2 m/s
Avg. wind
18 ☀️
Sunny Days
7 ⛅️
Cloudy
5 🌦
Rainy
Our opinion: Rome has great weather in September.

Average temperature in Rome in September

Here are the expected maximum, average and minimum temperatures in Rome for September based on the historical data.
Last Year
Historical Data

Going from a maximum of +91°F during the day to a minimum of +52°F during the night, the temperature in September averages around +82°F.

The average maximum temperature goes down 18% by the end of the month, compared with the beginning of the month, from +82°F to +75°F.

Is Rome warm or cold in September?

Rome is typically warm in September.

Maximum temperatures go down compared to the previous month from +88°F to +81°F. The minimum temperature also goes down from +68°F to +61°F.

It’s generally warm, but pack a long-sleeve shirt for evenings.

Take a look at how September is compared to other months in Rome:

Climate in Rome in September

Rome weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
Avg. temperature
+88°F+81°F+72°F
Min. temperature
+50°F+46°F+36°F
Max. temperature
+102°F+97°F+86°F
Rainfall
25 mm89 mm134 mm
Wind
2 m/s2 m/s1 m/s
Humidity
65%71%76%
Air pressure
1012 HPa1014 HPa1015 HPa
Sunny days
251814
Cloudy days
479
Rainy days
258
Snowy days
000

September weather is still as great as in August. It’s getting colder in September. From +88°F in the day, the average maximum temperature lowers to +81°F. Prepare for more rain. Average rainfall goes from 25 mm to 89 mm. Humidity rises from 65% to 71%. The average wind speed doesn’t change much during September, staying around 2 m/s. The days becoming less sunny, going from 25 sunny days in August to 18 in September.

Next month (October) brings a further decline in the weather.

Wind

Wind speed in Rome in September based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Rome is gradually increasing during September, going from 3 m/s to 5 m/s over the course of the month.

Rain

Amount of rainfall in mm during September in Rome based on historical data.
Last Year
Historical Data
Typically, there is a 57% chance of rain on an average day in September, with total rainfall of approximately 185 mm. The maximum amount of rainfall per day is around 45 mm, which is moderate rain. September is a pretty wet month with over 17 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how September is compared with other months in the amount of precipitation, total mm:
Rome wettest month is November, where a typical day has a 33% chance of precipitation and 175 mm of rainfall per day. July, on the other hand, is the driest month with a mere 3% chance of precipitation and 14 mm of rainfall per day.

How was the weather last September in Rome?

This is the weather in Rome in September 2023:
1 September
☀️
+83°F
2 September
☀️
+87°F
3 September
☀️
+85°F
4 September
☀️
+86°F
5 September
☀️
+91°F
6 September
☀️
+92°F
7 September
☀️
+89°F
8 September
☀️
+83°F
9 September
☀️
+88°F
10 September
☀️
+86°F
11 September
☀️
+85°F
12 September
☀️
+86°F
13 September
☀️
+87°F
14 September
☀️
+87°F
15 September
🌧️
+82°F
16 September
☀️
+85°F
17 September
☀️
+81°F
18 September
☀️
+78°F
19 September
☀️
+78°F
20 September
☀️
+80°F
21 September
☀️
+78°F
22 September
☀️
+74°F
23 September
☀️
+76°F
24 September
☀️
+74°F
25 September
🌧️
+73°F
26 September
🌧️
+71°F
27 September
☁️
+75°F
28 September
🌧️
+75°F
29 September
🌧️
+76°F
30 September
☁️
+75°F
In September 2023 Rome had 23 sunny days, 2 cloudy days, and 5 rainy days. The average maximum temperature was +82°F, with an absolute maximum of +91°F and a minimum of +70°F. The average humidity was 65%, with a maximum of 92% and a minimum of 22%. The average wind speed was 3 m/s, with a maximum of 12 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change Over the Years

This is how Rome climate has changed over the last 43 years.

The climate in Rome in September has not changed that much over the last 43 years.

The average temperature was the lowest in 1996 (+76°F) and the highest in 1987 (+89°F). The driest year was 1980 with only 2 mm of rainfall, and the wettest year was 2020 with 652 mm.

FAQ

Frequently asked questions about the weather in Rome in September:

Is September a good time to visit Rome?

Yes, September is a great time to go to Rome, the weather couldn’t be better. Be ready to get outside, explore and enjoy. Check what other months that are a good time to visit Rome.

Can you sunbathe in Rome in September?

September is warm in Rome. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is Rome rainy in September?

Rome is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Rome in September?

The amount of sunny days in Rome during September varies; prepare for a mix of clouds and sun.

Other cities in Italy

Check out the weather for other cities in Italy.

Monthly weather in Rome

Source of the data

For this page, we’ve looked at the typical weather in Rome, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.