Sört, Mongolia — Weather in September 2026

Climate Overview

Sört, Mongolia in September has mild conditions, with highs averaging 16.5°C (62°F) and noticeably cooler mornings. Rain falls on about 10 days this month. Temperatures drop noticeably between day and night.

This month falls at the beginning of Autumn.

Daily highs in September gradually drop from around 20°C (67°F) at the start to 12°C (54°F) by month's end.

Rainfall is heaviest during the first third of the month, while the last third tends to be drier.

Expect around 9.8h of sunshine at the start of September, decreasing to 8.7h by the end.

The warmest days tend to fall around the 1th, averaging 20.9°C (70°F).

Compared to August, this month is about 6°C cooler with 4 fewer rainy days. Temperatures begin dropping heading into October.

Monthly September Averages

Temperature

17°C / 6°C

Feels Like

14°C / 3°C

Rain

10 days · 58 mm

Sunshine

9.5h / day

Humidity

68% — Humid

Wind

13 km/h

Wind Direction

NNW (331°)

Gusts

33 km/h

Daylight

12.6 h

Cloud Cover

51%

Clear Sky Days

4.9

UV Index

3.1 — Moderate

Dew Point

5°C — Dry

Moon Phase

Waxing Crescent · 11%

Snow Days

2 days · 3.1 cm

Frost Days

2 days

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

HighLow

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 06:39

Daylight 12.7h

Sunset 19:19

Compare Months

1days (2 mm) Excellent

1days (2 mm) Excellent

3days (9 mm) Excellent

1days (3 mm) Excellent

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January	-10°C / -21°C	-15°C / -26°C	1days (2 mm) Excellent	7h Good	64% Muggy	1.1 Low	Poor	View Details
February	-6°C / -18°C	-10°C / -23°C	1days (2 mm) Excellent	8.4h Good	60% Moderate	2 Low	Poor	View Details
March	4°C / -8°C	0°C / -13°C	3days (9 mm) Excellent	10h Excellent	43% Moderate	3.2 Moderate	Poor	View Details
April	11°C / -1°C	7°C / -5°C	5days (21 mm) Good	11.1h Excellent	44% Moderate	4.4 Moderate	Poor	View Details
May	17°C / 4°C	14°C / 1°C	9days (36 mm) Wet	11.8h Excellent	48% Moderate	4.9 Moderate	Fair	View Details
June best	23°C / 12°C	22°C / 11°C	11days (70 mm) Wet	12.1h Excellent	57% Moderate	5.6 High	Excellent	View Details
July best	25°C / 15°C	25°C / 14°C	15days (115 mm) Wet	11.4h Excellent	67% Muggy	5.2 High	Excellent	View Details
August best	22°C / 12°C	22°C / 12°C	14days (94 mm) Wet	10.6h Excellent	72% Muggy	4.5 Moderate	Excellent	View Details
September	17°C / 6°C	14°C / 3°C	10days (58 mm) Wet	9.5h Good	68% Muggy	3.1 Moderate	Fair	View Details
October	7°C / -3°C	3°C / -7°C	5days (17 mm) Good	8.3h Good	60% Moderate	2.2 Moderate	Poor	View Details
November	-2°C / -11°C	-7°C / -16°C	4days (12 mm) Good	6.8h Fair	57% Moderate	1.3 Low	Poor	View Details
December	-9°C / -18°C	-14°C / -23°C	1days (3 mm) Excellent	6.3h Fair	60% Moderate	0.9 Low	Poor	View Details

What to Wear

Bundle up with a warm coat, scarf, and closed-toe shoes. Thermal layers underneath give flexibility between indoors and outdoors.

Temperatures drop significantly at night, so pack layers you can add or remove throughout the day.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

Layered clothingLight jacketUmbrellaWaterproof jacketComfortable walking shoes

Frequently Asked Questions

Expand all

Is September a good time to visit Sört?

September is typically fair for visiting Sört, with average highs of 17°C (62°F) and around 10 rainy days. Sört, Mongolia in September has mild conditions, with highs averaging 16.5°C (62°F) and noticeably cooler mornings. Rain

Does it rain a lot in Sört in September?

Sört typically sees around 10 rainy days in September with 58 mm (2.3 in) of total rainfall. An umbrella should suffice.

Does it get cold at night in Sört in September?

Nights in Sört during September are cool at around 6°C (42°F). Bring a jacket or sweater for evenings.

What should I pack for Sört in September?

With highs of 17°C (62°F) and lows of 6°C (42°F) in September, we recommend: Layered clothing, Light jacket, Umbrella, Waterproof jacket, Comfortable walking shoes. Comfortable walking shoes are essential.

Is September among the best months weather-wise in Sört?

September is not the most favourable month weather-wise in Sört. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Sört in September?

The average UV index in Sört during September is 3 (moderate). Sunscreen and sunglasses are recommended during midday hours.

How many hours of daylight are there in Sört in September?

Sört gets approximately 13 hours of daylight per day in September, with around 10 hours of sunshine.

Does it snow in Sört in September?

Yes, Sört typically sees around 2 snow days in September with roughly 3 cm (1 in) of snowfall.

Last updated: