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Weather in Yerevan for September 2025

Your guide to Yerevan weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Yerevan has been nearly identical to the historical average, with a temperature of 30.8 °C (showing only a slight deviation of -0.2 °C).

  • The forecast for the next days in Yerevan predicts a temperature of 26.1 °C, which is cooler than the historical average.

  • In general, the average temperature in Yerevan at the beginning of September is 33.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 27.1 °C by the end of September.

    • Rain 🌧️

  • The climate of Yerevan in September is notably wet, with an average of 11 rainy days, and a total of 28.1 mm of precipitation.

Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
28°/16°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
42 %
Avg humidity

Yerevan Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
35°
2
Sunny
35°
3
Sunny
34°
4
Sunny
33°
5
Sunny
33°
6
Sunny
33°
7
Sunny
32°
8
Sunny
31°
9
Sunny
30°
10
Patchy rain possible
30°
11
Partly cloudy
29°
12
Sunny
28°
13
Cloudy
26°
14
Sunny
25°
15
Sunny
26°
16
Patchy rain possible
28°
17
Patchy rain possible
27°
18
Patchy rain possible
28°
19
Moderate rain
21°
20
Partly cloudy
22°
21
Sunny
24°
22
Sunny
24°
23
Sunny
25°
24
Sunny
27°
25
Sunny
27°
26
Sunny
28°
27
Sunny
29°
28
Sunny
28°
29
Patchy rain possible
27°
30
Patchy rain possible
24°

Temperatures trend during September in Yerevan

See the weather trend as well as the moving average line

September weather in Yerevan day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 35° /20° 0 mm 8
2 Sept. Sunny
Sunny
 35° /20° 0.1 mm 9
3 Sept. Sunny
Sunny
 34° /20° 0.1 mm 8
4 Sept. Sunny
Sunny
 33° /19° 0.1 mm 8
5 Sept. Sunny
Sunny
 33° /19° 0.7 mm 8
6 Sept. Sunny
Sunny
 33° /19° 0 mm 8
7 Sept. Sunny
Sunny
 32° /18° 0 mm 8
8 Sept. Sunny
Sunny
 31° /17° 0.5 mm 8
9 Sept. Sunny
Sunny
 30° /17° 3.3 mm 7
10 Sept. Patchy rain possible
Patchy rain possible
 30° /17° 1 mm 7
11 Sept. Partly cloudy
Partly cloudy
 29° /15° 4.2 mm 6
12 Sept. Sunny
Sunny
 28° /16° 1.3 mm 7
13 Sept. Cloudy
Cloudy
 26° /15° 0.8 mm 6
14 Sept. Sunny
Sunny
 25° /14° 0.5 mm 6
15 Sept. Sunny
Sunny
 26° /14° 0 mm 7
16 Sept. Patchy rain possible
Patchy rain possible
 28° /12° 0.2 mm 1.7
17 Sept. Patchy rain possible
Patchy rain possible
 27° /14° 1.2 mm 1.6
18 Sept. Patchy rain possible
Patchy rain possible
 28° /13° 0.9 mm 1.5
19 Sept. Moderate rain
Moderate rain
 21° /13° 5.8 mm 1.3
20 Sept. Partly cloudy
Partly cloudy
 22° /10° 0.1 mm 1
21 Sept. Sunny
Sunny
 24° /11° 0 mm 5
22 Sept. Sunny
Sunny
 24° /10° 0 mm 5
23 Sept. Sunny
Sunny
 25° /11° 0 mm 5
24 Sept. Sunny
Sunny
 27° /12° 0 mm 5
25 Sept. Sunny
Sunny
 27° /13° 0 mm 5
26 Sept. Sunny
Sunny
 28° /13° 0 mm 5
27 Sept. Sunny
Sunny
 29° /15° 0 mm 6
28 Sept. Sunny
Sunny
 28° /14° 0 mm 6
29 Sept. Patchy rain possible
Patchy rain possible
 27° /14° 0.6 mm 4
30 Sept. Patchy rain possible
Patchy rain possible
 24° /12° 0.3 mm 6
Next
Important Notice
Our weather forecast for Yerevan in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Yerevan forecast closer to your planned date for the most up-to-date weather information.
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Yerevan in September - FAQ

What are the expected maximum and minimum temperatures in Yerevan during September?
During September, expect a variety of temperatures with highs around 28° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Yerevan during September?
In September, Yerevan can expect light to moderate rainfall, totaling 28.1 mm across approximately 11 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Yerevan during September?
The average wind speed in Yerevan during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Yerevan

Explore the daily rainfall trends and prepare for Yerevans September weather 💧

UV exposure in Yerevan during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Get accurate weather forecasts for Yerevan, located at latitude 40.181 and longitude 44.514. Stay updated with localized weather information tailored for Yerevan.

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