Altai weather live forecast

Today's maximum temperature in Altai is expected to be 18°C. Select a day from the live weather forecast for Altai, Mongolia for more weather parameters.

Wednesday
16th Sep
18

8

7

6
Thursday
17th Sep
14

5

8

6
Friday
18th Sep
10

0

8

5
Saturday
19th Sep
15

0

12

5
Sunday
20th Sep
17

3

6

4

5-day weather forecast updated at 04:01 on Wednesday 16th September 2026 GMT

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The 5-day weather forecast for Mongolia (Altai) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Altai weather forecast by day

Below are the detailed weather forecasts for Altai for the next 5 days.

Altai weather for Wednesday 16th September 2026

Expect scattered clouds in Altai, Mongolia with a maximum temperature of 18°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 38 kph from the south-west.

18
°C maximum temperature
8
°C minimum temperature
scattered clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
38
kph wind from SW

Altai weather for Thursday 17th September 2026

Expect sunshine and showers in Altai, Mongolia with a maximum temperature of 14°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a moderate breeze of 26 kph from the west.

14
°C maximum temperature
5
°C minimum temperature
sunshine and showers
8
hours of sunshine
6
UV index (High)
32
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
26
kph wind from W

Altai weather for Friday 18th September 2026

Expect scattered clouds in Altai, Mongolia with a maximum temperature of 10°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-west.

10
°C maximum temperature
0
°C minimum temperature
scattered clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from NW

Altai weather for Saturday 19th September 2026

Expect clear skies in Altai, Mongolia with a maximum temperature of 15°C, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-west.

15
°C maximum temperature
0
°C minimum temperature
clear skies
12
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from SW

Altai weather for Sunday 20th September 2026

Expect scattered clouds in Altai, Mongolia with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-west.