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Batumi in September: Weather, Average temperature and Climate

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

Weather in Batumi in September 2025

OK Weather
Warm
🌧️
Rainy
If you plan to visit Batumi in September, the weather is typically alright, with an average high temperature of +23°C during the day and approximately 5 sunny days. Expect some rainy, though, as there are typically 20 rainy days in the month and around 253 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+23°C
Avg. max. temperature
+10°C
Min.
+34°C
Max.
253 mm
Total precipitation
86%
Avg. humidity
2 m/s
Avg. wind
5 ☀️
Sunny Days
4 ⛅️
Cloudy
20 🌦
Rainy
Our opinion: Batumi has OK weather in September.

Average temperature in Batumi in September

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

Going from a maximum of +29°C during the day to a minimum of +15°C during the night, the temperature in September averages around +24°C.

The average maximum temperature goes down 36% by the end of the month, compared with the beginning of the month, from +29°C to +24°C.

Is Batumi warm or cold in September?

Batumi is typically warm in September.

Maximum temperatures go down compared to the previous month from +25°C to +23°C. The minimum temperature also goes down from +20°C to +17°C.

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

September is one of the warmest months in Batumi, here is the comparison with other months:

Climate in Batumi in September

Batumi weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
Avg. temperature
+25°C+23°C+20°C
Min. temperature
+13°C+10°C+4°C
Max. temperature
+33°C+34°C+31°C
Rainfall
256 mm253 mm247 mm
Wind
1 m/s2 m/s2 m/s
Humidity
89%86%83%
Air pressure
1011 HPa1014 HPa1018 HPa
Sunny days
257
Cloudy days
246
Rainy days
252017
Snowy days
000

September weather is still as ok as in August. It’s getting colder in September. From +25°C in the day, the average maximum temperature lowers to +23°C. As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 256 mm to 253 mm. It feels drier, as humidity decreases from 89% to 86%. Winds are stronger in comparison to August, going up from 1 m/s to 2 m/s on average. The good news is there are likely to be more sunny days in September, from 2 to 5.

October brings much the same weather, it remains ok.

Wind

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

The average wind speed is 3 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.

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

Rain

Amount of rainfall in mm during September in Batumi based on historical data.
Last Year
Historical Data
Typically, there is a 67% chance of rain on an average day in September, with total rainfall of approximately 181 mm. The maximum amount of rainfall per day is around 27 mm, which is moderate rain. September is a pretty wet month with over 20 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
September is one of the rainiest months in Batumi, here is a comparison with other months, total mm:
Batumi wettest month is August, where a typical day has a 81% chance of precipitation and 256 mm of rainfall per day. February, on the other hand, is the driest month with a mere 34% chance of precipitation and 109 mm of rainfall per day.

How was the weather last September in Batumi?

This is the weather in Batumi in September 2023:
1 September
☁️
+29°C
2 September
🌧️
+27°C
3 September
🌧️
+25°C
4 September
🌧️
+26°C
5 September
☀️
+28°C
6 September
🌧️
+27°C
7 September
🌧️
+26°C
8 September
🌧️
+25°C
9 September
🌧️
+21°C
10 September
🌧️
+21°C
11 September
🌧️
+21°C
12 September
🌧️
+20°C
13 September
🌧️
+20°C
14 September
☁️
+22°C
15 September
☀️
+23°C
16 September
🌧️
+23°C
17 September
🌧️
+22°C
18 September
🌧️
+22°C
19 September
☀️
+24°C
20 September
☀️
+24°C
21 September
☁️
+24°C
22 September
☀️
+26°C
23 September
☁️
+25°C
24 September
☀️
+25°C
25 September
🌧️
+24°C
26 September
☀️
+24°C
27 September
☀️
+26°C
28 September
☀️
+25°C
29 September
☁️
+25°C
30 September
☁️
+24°C
In September 2023 Batumi had 9 sunny days, 6 cloudy days, and 15 rainy days. The average maximum temperature was +24°C, with an absolute maximum of +29°C and a minimum of +20°C. The average humidity was 88%, with a maximum of 100% and a minimum of 59%. The average wind speed was 3 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change over Years

This is how Batumi climate have been changing during last 43 years period.

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

The average temperature was the lowest in 1992 (+14°C) and the highest in 2018 (+20°C). The driest year was 1985 with only 1691 mm of rainfall, and the wettest year was 2016 with 2883 mm.

FAQ

Frequently asked questions about the weather in Batumi in September:

Is September a good time to visit Batumi?

It’s always a good time to visit Batumi, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Batumi in September?

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

Is Batumi rainy in September?

Batumi 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 Batumi in September?

Usually, it’s not very sunny in Batumi in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Georgia

Check out the weather for other cities in Georgia.

Monthly weather in Batumi

Source of the data

For this page, we’ve looked at the typical weather in Batumi, 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.