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Rimini in September: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Rimini in September will be like? Take a look at our weather guide for Rimini, based on historical data.
Check flight prices to Rimini on Avionero:
September

Weather in Rimini in September 2025

Good Weather
Warm
☀️
Sunny
Planning a trip to Rimini in September? You are in luck! The weather is generally good, with an average maximum temperature of +75°F and approximately 13 sunny days. Just be prepared for some rain, as there are usually around 11 rainy days and 75 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+75°F
Avg. max. temperature
+46°F
Min.
+91°F
Max.
75 mm
Total precipitation
74%
Avg. humidity
2 m/s
Avg. wind
13 ☀️
Sunny Days
4 ⛅️
Cloudy
11 🌦
Rainy
Our opinion: Rimini has good weather in September.

Average temperature in Rimini in September

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

Going from a maximum of +86°F during the day to a minimum of +59°F during the night, the temperature in September averages around +81°F.

The average maximum temperature goes down 7% by the end of the month, compared with the beginning of the month, from +81°F to +79°F.

Is Rimini warm or cold in September?

Rimini is typically warm in September.

Maximum temperatures go down compared to the previous month from +82°F to +75°F. The minimum temperature also goes down from +70°F to +64°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 Rimini:

Climate in Rimini in September

Rimini weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
Avg. temperature
+82°F+75°F+66°F
Min. temperature
+55°F+46°F+39°F
Max. temperature
+100°F+91°F+84°F
Rainfall
54 mm75 mm78 mm
Wind
2 m/s2 m/s2 m/s
Humidity
69%74%79%
Air pressure
1013 HPa1015 HPa1016 HPa
Sunny days
17138
Cloudy days
2410
Rainy days
91112
Snowy days
000

September weather is still as good as in August. It’s getting colder in September. From +82°F in the day, the average maximum temperature lowers to +75°F. Prepare for more rain. Average rainfall goes from 54 mm to 75 mm. Humidity rises from 69% to 74%. The average wind speed doesn’t change much during September, staying around 2 m/s. The days becoming less sunny, going from 17 sunny days in August to 13 in September.

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

Wind

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

The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Rimini is gradually increasing during September, going from 2 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during September in Rimini based on historical data.
Last Year
Historical Data
Typically, there is a 30% chance of rain on an average day in September, with total rainfall of approximately 56 mm. The maximum amount of rainfall per day is around 17 mm, which is considered light rain. On average, there are about 9 rainy days during September, so prepare to bring an umbrella.
September is one of the rainiest months in Rimini, here is a comparison with other months, total mm:
Rimini wettest month is November, where a typical day has a 47% chance of precipitation and 92 mm of rainfall per day. July, on the other hand, is the driest month with a mere 26% chance of precipitation and 44 mm of rainfall per day.

How was the weather last September in Rimini?

This is the weather in Rimini in September 2023:
1 September
☀️
+80°F
2 September
☀️
+82°F
3 September
☀️
+84°F
4 September
☀️
+80°F
5 September
☀️
+79°F
6 September
☀️
+80°F
7 September
☀️
+81°F
8 September
☀️
+82°F
9 September
☀️
+82°F
10 September
☀️
+82°F
11 September
☀️
+82°F
12 September
☀️
+83°F
13 September
☀️
+83°F
14 September
☀️
+81°F
15 September
🌧️
+79°F
16 September
☀️
+78°F
17 September
☀️
+81°F
18 September
☀️
+82°F
19 September
☁️
+85°F
20 September
☀️
+78°F
21 September
☀️
+82°F
22 September
☁️
+86°F
23 September
🌧️
+80°F
24 September
☁️
+70°F
25 September
☁️
+73°F
26 September
☀️
+77°F
27 September
☀️
+79°F
28 September
☀️
+79°F
29 September
☀️
+79°F
30 September
☀️
+79°F
In September 2023 Rimini had 24 sunny days, 4 cloudy days, and 2 rainy days. The average maximum temperature was +81°F, with an absolute maximum of +86°F and a minimum of +70°F. The average humidity was 72%, with a maximum of 100% and a minimum of 42%. The average wind speed was 3 m/s, with a maximum of 10 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change Over the Years

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

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

The average temperature was the lowest in 1980 (+62°F) and the highest in 2023 (+68°F). The driest year was 1983 with only 471 mm of rainfall, and the wettest year was 2014 with 1863 mm.

FAQ

Frequently asked questions about the weather in Rimini in September:

Is September a good time to visit Rimini?

September is a really good time to go to Rimini. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Rimini.

Can you sunbathe in Rimini in September?

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

Is Rimini rainy in September?

Rimini 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 Rimini in September?

The amount of sunny days in Rimini 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 Rimini

Source of the data

For this page, we’ve looked at the typical weather in Rimini, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

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.