The Frontier Gazette & Almanack
“Fair Warning for Every Town Under the Sky” · Est. 1881
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Altai Weather in September

Altai in September

The short of it: Altai in September averages a high of 14 °C (57 °F) and a low of 0 °C (33 °F), with 11 mm (0.43 in) of rain and about 12 h 28 min of daylight. Rated 4 of 5 for a visit; the best months are July and June. Source: TerraClimate climate normals, 1991–2020.

Average high 14° · low 0° · rain 11 mm · daylight 12 h 28 min

✦✦✦✦ Recommended for a visit · best months: July & June

Thirty years of records give Altai an average September high of 14°, a low of 0° and some 11 mm of rain. The year turns hard here: highs drop 6° from August to about 14°, with nights near 0°. Rain is scarce, about 11 mm, the 5th wettest month.

The sun is up for about 12 h 28 min in mid-September, 101 minutes less than a month before.

For the traveller: pack layers, a wool coat and stout boots. The Almanac rates September 4 of 5 for a visit; the finest months here are July and June.

Against its neighbours, Altai runs cooler than most and drier than most in September. Uliastay, 159 km to the NNE, is 2° warmer by day.

September in Altai, by the numbers

Warmth rank
5th warmest of 12
Rain rank
5th wettest of 12
Versus August
6° colder, 18 mm less rain
Versus October
9° warmer
Day–night spread
13°
Snow season
Nov–Apr
Daylight, mid-month
12 h 28 min
Average wind
10 km/h

Neighbouring Towns

September averages · distance by the crow’s flight
TownDistanceHighLowRain
UliastayDzabkhan159 km NNE15°1°15 mm
TosontsengelDzabkhan306 km NNE15°-2°18 mm
BayanhongorBayankhongor343 km E17°3°14 mm
BürenhayrhanHovd364 km W19°6°7.0 mm
HoriultBayankhongor373 km ESE21°7°10 mm
KhovdHovd393 km WNW19°5°8.0 mm
Sandaoling Lutiankuang Wuqi NongchangXinjiang459 km SW27°11°4.0 mm
MörönKhövsgöl Province465 km NE17°1°19 mm

The Almanac · Altai Month by Month

Climate normals 1991–2020 · pick a month
PrecipitationAverage highAverage low
Recommended
The Almanac Speaks
September
✦✦✦✦✦

The year turns hard here: highs drop 6° from August to about 14°, with nights near 0°. Rain is scarce, about 11 mm, the 5th wettest month.

Climate of Altai by month
MonthHighLowRainWindDaylightVisit
January-11°-25°1.0 mm6 km/h8 h 59 min✦✦
February-7°-21°1.0 mm8 km/h10 h 15 min✦✦
March-1°-15°2.0 mm10 km/h11 h 46 min✦✦
April8°-5°8.0 mm14 km/h13 h 30 min✦✦
May14°1°12 mm13 km/h14 h 58 min✦✦✦✦
June20°7°23 mm11 km/h15 h 47 min✦✦✦✦✦
July22°9°32 mm9 km/h15 h 27 min✦✦✦✦✦
August20°7°29 mm9 km/h14 h 10 min✦✦✦✦✦
September14°0°11 mm10 km/h12 h 28 min✦✦✦✦
October5°-8°6.0 mm8 km/h10 h 48 min✦✦
November-3°-16°2.0 mm8 km/h9 h 20 min✦✦
December-8°-22°2.0 mm6 km/h8 h 37 min✦✦

Questions Readers Ask about Altai in September

Answered from the wire & the Almanac

What is the weather like in Altai in September?

Days average 14 °C (57 °F) and nights 0 °C (33 °F), with about 11 mm (0.43 in) of rain over the month. The year turns hard here: highs drop 6° from August to about 14°, with nights near 0°. Rain is scarce, about 11 mm, the 5th wettest month.

Is September a good time to visit Altai?

The Almanac gives September 4 of 5 (recommended). The best months are July and June.

How long are the days in Altai in September?

In mid-September the sun is up for about 12 h 28 min. The days are shortening — from 8 h 37 min in December to 15 h 47 min in June.

Does it snow in Altai in September?

Hardly — September nights average 0 °C (33 °F), above freezing.

What should I pack for Altai in September?

Layers, a warm coat and stout boots.

More Towns in Mongolia

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The Editor’s Remark

“Weather is the only news that never grows stale. Each morning the sky writes its own front page, and we at Wanted Weather are but its telegraph operators.”— J. Whitmore, Editor
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