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Weather in Ulan Bator for May 2026

Your guide to Ulan Bator weather in May - trends and predictions

    Snow Forecast ❄️

  • With an average of 4 snowy days, Ulan Bator usually enjoys a light touch of snow in May.
    According to Ulan Bator snow forecast for May 2026, 3 snowy days are expected until the end of the month. The closest date with snow is Saturday, 23 May.

    • Temperatures

  • So far, May 2026 in Ulan Bator is slightly warmer than the historical average by 1.1 °C.

  • The forecast for the next days in Ulan Bator predicts temperatures to be around 15 °C, close to the historical average.

  • In general, the average temperature in Ulan Bator at the beginning of May is 12.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 14.1 °C by the end of May.

Average dry days
17
Dry days
Average rainy days
10
Rainy days
Average snowy days
4
Snow days
Average temperatures
14°/4°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
47 %
Avg humidity

Ulan Bator Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
13°
2
Sunny
11°
3
Patchy rain possible
13°
4
Overcast
12°
5
Patchy rain possible
10°
6
Patchy rain possible
12°
7
Overcast
15°
8
Overcast
15°
9
Moderate or heavy rain shower
14°
10
Sunny
14°
11
Patchy rain possible
17°
12
Sunny
19°
13
Patchy rain possible
11°
14
Overcast
12°
15
Sunny
14°
16
Patchy rain possible
13°
17
Patchy rain possible
11°
18
Patchy rain possible
12°
19
Light freezing rain
14°
20
Patchy rain possible
22°
21
Patchy rain possible
14°
22
Patchy rain possible
13°
23
Patchy rain possible
22°
24
Patchy rain possible
5°
25
Sunny
15°
26
Patchy rain possible
13°
27
Sunny
19°
28
Partly cloudy
21°
29
Partly cloudy
9°
30
Light snow showers
11°
31
Partly cloudy
11°

Temperatures trend during May in Ulan Bator

See the weather trend as well as the moving average line

May weather in Ulan Bator day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
1 May Patchy rain possible
Patchy rain possible
 13° /1° 0 mm 0 cm
2 May Sunny
Sunny
 11° /2° 0 mm 0 cm
3 May Patchy rain possible
Patchy rain possible
 13° /0° 0.2 mm 0 cm
4 May Overcast
Overcast
 12° /2° 0.2 mm 0 cm
5 May Patchy rain possible
Patchy rain possible
 10° /2° 0.4 mm 0 cm
6 May Patchy rain possible
Patchy rain possible
 12° /2° 0.1 mm 0 cm
7 May Overcast
Overcast
 15° /2° 0 mm 0 cm
8 May Overcast
Overcast
 15° /4° 1.1 mm 0 cm
9 May Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /2° 0.7 mm 0 cm
10 May Sunny
Sunny
 14° /2° 1.4 mm 0.2 cm
11 May Patchy rain possible
Patchy rain possible
 17° /4° 0.6 mm 0 cm
12 May Sunny
Sunny
 19° /3° 4.2 mm 1.1 cm
13 May Patchy rain possible
Patchy rain possible
 11° /3° 0.2 mm 0 cm
14 May Overcast
Overcast
 12° /2° 0.7 mm 0 cm
15 May Sunny
Sunny
 14° /2° 3.7 mm 1.8 cm
16 May Patchy rain possible
Patchy rain possible
 13° /2° 1.5 mm 0 cm
17 May Patchy rain possible
Patchy rain possible
 11° /2° 0.8 mm 0 cm
18 May Patchy rain possible
Patchy rain possible
 12° /2° 0.2 mm 0 cm
19 May Light freezing rain
Light freezing rain
 14° /4° 0.6 mm 0 cm
20 May Patchy rain possible
Patchy rain possible
 22° /6° 0.5 mm 0 cm
21 May Patchy rain possible
Patchy rain possible
 14° /6° 3.5 mm 0 cm
22 May Patchy rain possible
Patchy rain possible
 13° /5° 1 mm 0 cm
23 May Patchy rain possible
Patchy rain possible
 22° /2° 0.3 mm 0.1 cm
24 May Patchy rain possible
Patchy rain possible
 5° /0° 0.1 mm 0.1 cm
25 May Sunny
Sunny
 15° /-2° 0 mm 0 cm
26 May Patchy rain possible
Patchy rain possible
 13° /3° 0.3 mm 0 cm
27 May Sunny
Sunny
 19° /2° 0.1 mm 0 cm
28 May Partly cloudy
Partly cloudy
 21° /8° 0 mm 0 cm
29 May Partly cloudy
Partly cloudy
 9° /4° 0 mm 0 cm
30 May Light snow showers
Light snow showers
 11° /3° 0.1 mm 0 cm
31 May Partly cloudy
Partly cloudy
 11° /2° 0.1 mm 0 cm
Next
Important Notice
Our weather forecast for Ulan Bator in May 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 Ulan Bator forecast closer to your planned date for the most up-to-date weather information.
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Ulan Bator in May - FAQ

What are the expected maximum and minimum temperatures in Ulan Bator during May?

Prepare for cooler days with highs just around 14° and colder nights, dipping below 4°.

How much rainfall should be expected in Ulan Bator during May?

In May, Ulan Bator can expect light to moderate rainfall, totaling 36.7 mm across approximately 10 days. Occasional showers are possible, and planning ahead for them could be helpful.

Will it snow in Ulan Bator in May 2026?

Ulan Bator experiences an average snowfall of 4.37 cm during May, occurring over 4 days.

What are the typical wind conditions in Ulan Bator during May?

The average wind speed in Ulan Bator during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

Ulan Bator snow forecast May 2026

Track daily snowfall levels and discover Ulan Bator’s snowy potential this May ❄️
On average, Ulan Bator sees 4 snowy days during May, with approximately 4.4 cm of total snowfall.

May rainfall patterns in Ulan Bator

Explore the daily rainfall trends and prepare for Ulan Bators May weather 💧
Typically, Ulan Bator has 10 rainy days in May with a total of 36.7 mm of rainfall.

UV exposure in Ulan Bator during May

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

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Location coordinates Where is Ulan Bator?

Get accurate weather forecasts for Ulan Bator, located at latitude 47.908 and longitude 106.883. Stay updated with localized weather information tailored for Ulan Bator.

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