September weather forecast
Sevan, Armenia

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Weather in September

September marks the onset of autumn in Sevan. The drastic drop in temperature to an average high of 17.4°C (63.3°F) is a clear indicator of the changing season. The rainfall, too, drops down to 93mm (3.66"), allowing a smooth transition. As the scorching heat subsides, locals and tourists relish the mild weather and vibrant colors of fall. From hiking to sightseeing, the variety of outdoor activities in Sevan make September a preferred month for travel.

Temperature

September's onset in Sevan introduces a mild reduction in the average high-temperature, from a pleasant 20.7°C (69.3°F) in August to an enjoyable 17.4°C (63.3°F). Throughout the nights in September, an average low-temperature of 7.5°C (45.5°F) is noted.

Humidity

In Sevan, Armenia, the average relative humidity in September is 77%.

Rainfall

In Sevan, Armenia, in September, during 20.1 rainfall days, 93mm (3.66") of precipitation is typically accumulated. Throughout the year, there are 182.6 rainfall days, and 946mm (37.24") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, there are 90 snowfall days, and 1648mm (64.88") of snow is accumulated.

Daylight

The average length of the day in September in Sevan is 12h and 28min.
On the first day of the month, sunrise is at 06:27 and sunset at 19:32. On the last day of September, in Sevan, sunrise is at 06:56 and sunset at 18:44 +04.

Sunshine

In September, the average sunshine in Sevan is 9.1h.

UV index

The average daily maximum UV index in September in Sevan, Armenia, is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.

Frequently asked questions

What is the usual temperature for Sevan in September?

In Sevan, 17.4°C (63.3°F) is the average high-temperature and 7.5°C (45.5°F) is the average low-temperature during September.

What is the average humidity in September in Sevan?

In Sevan, Armenia, the average relative humidity in September is 77%.

How many days does it rain in September in Sevan?

In Sevan, Armenia, in September, during 20.1 rainfall days, 93mm (3.66") of precipitation is typically accumulated.

When does it start to snow in Sevan?

September is the first month it typically snows in Sevan. Throughout September, in the average 0.2 snowfall days, it receives 1mm (0.04") of snow.

How many hours of daylight does Sevan have in September?

In Sevan, Armenia, the average day length in September is 12h and 28min.

What time are sunrise and sunset in September in Sevan?

In September, on the first day of the month, sunrise is at 06:27 and sunset at 19:32. On the last day of the month, in Sevan, Armenia, sunrise is at 06:56 and sunset at 18:44 +04.

How long on average sun shines in September in Sevan?

In Sevan, the average sunshine duration in September is 9.1h.

What is the UV index intensity in September in Sevan?

In Sevan, Armenia, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Sevan, Armenia

Average temperature in September - Sevan, Armenia
  • Average high temperature in September: 17.4°C

The warmest month (with the highest average high temperature) is July (20.9°C).
The month with the lowest average high temperature is January (-3.2°C).

  • Average low temperature in September: 7.5°C

The month with the highest average low temperature is July (10.5°C).
The coldest month (with the lowest average low temperature) is January (-9.9°C).

Average pressure in September
Sevan, Armenia

Average pressure in September - Sevan, Armenia
  • Average pressure in September: 1015.4mbar

The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is July (1011mbar).

Average wind speed in September
Sevan, Armenia

Average wind speed in September - Sevan, Armenia
  • Average wind speed in September: 5.4km/h

The windiest month (with the highest average wind speed) is January (8km/h).
The calmest month (with the lowest average wind speed) is June (5.2km/h).

Average humidity in September
Sevan, Armenia

Average humidity in September - Sevan, Armenia
  • Average humidity in September: 77%

The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is October (75%).

Average rainfall in September
Sevan, Armenia

Average rainfall in September - Sevan, Armenia
  • Average rainfall in September: 93mm

The wettest month (with the highest rainfall) is June (175mm).
The driest month (with the least rainfall) is November (24mm).

Average rainfall days in September
Sevan, Armenia

Average rainfall days in September - Sevan, Armenia
  • Average rainfall days in September: 20.1 days

The month with the highest number of rainy days is May (27.3 days).
The months with the least rainy days are January and December (4.4 days).

Average snowfall in September
Sevan, Armenia

Average snowfall in September - Sevan, Armenia
  • Average snowfall in September: 1mm

The month with the highest snowfall is March (368mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in September
Sevan, Armenia

Average snowfall days in September - Sevan, Armenia
  • Average snowfall days in September: 0.2 days

The month with the highest number of snowfall days is March (19.6 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Sevan, Armenia

Average daylight in September / Average sunshine in September - Sevan, Armenia
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).

Average sunshine days in September
Sevan, Armenia

Average sunshine days in September - Sevan, Armenia
  • Average sunshine days in September: 7 days

The month with the most sunshine days is December (18.5 days).
The months with the least sunshine days are May and June (2.3 days).

Average UV index in September
Sevan, Armenia

Average UV index in September - Sevan, Armenia
  • Average UV index in September: 3

The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March and December (UV index 1).

Average cloud cover in September
Sevan, Armenia

Average cloud cover in September - Sevan, Armenia
  • Average cloud cover in September: 40

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is November (Cloud cover 36).

Average visibility in September
Sevan, Armenia

Average visibility in September - Sevan, Armenia
  • Average visibility in September: 8km

The months with the highest visibility are May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January and February (6km).

Sevan, Armenia

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