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Weather in Ulan Bator for the month

Updated 28.08 at 18:30

+15°

Mostly clear

feels like +10°

📊 August normal: +22° day · +11° night🌧 Monthly precipitation: ~90 mm📅 31 days in the calendar

The full August calendar: model forecast through August 31, then the long-term climate normal.

Now Tomorrow 3 days Week 2 weeks Month 🗄 Archive 📒 Diary 🎣 Fishing 🌊 Water t°

Mostly clear, precipitation. Now +15°, feels like +10°, wind 6.2 m/s, N-W · precip 0.3 mm.

🔮 What August will be like

🌡

2° below normal

forecast part of August — ~+19° by day vs the +22° normal; warmest on August 31 (+24°)

🌧

0 of 4

rainy days in the forecast part (precip ≥60%); August normal — about 90 mm

🏖

31 August

best days: +24°

📅 August calendar2-week forecast →

Mon

Tue

Wed

Thu

Fri

Sat

Sun

+23°

+12° · ~43%

+24°

+12° · ~47%

+24°

+13° · ~47%

+24°

+12° · ~57%

+23°

+13° · ~60%

+23°

+12° · ~50%

+23°

+11° · ~40%

+22°

+11° · ~47%

+22°

+11° · ~57%

+23°

+11° · ~33%

+23°

+11° · ~33%

+23°

+11° · ~37%

+23°

+11° · ~53%

+22°

+11° · ~43%

+21°

+10° · ~47%

+22°

+10° · ~53%

+21°

+10° · ~53%

+21°

+9° · ~53%

+21°

+10° · ~53%

+21°

+9° · ~47%

+21°

+9° · ~43%

+21°

+9° · ~37%

+20°

+9° · ~53%

+20°

+9° · ~47%

+20°

+8° · ~33%

+20°

+8° · ~40%

+20°

+8° · ~37%

+15°

+8°

+18°

+6°

+20°

+8°

+24°

+11°

actualtodaymodel forecaststatistical outlook (long-term daily normal)

🏆 August records in Ulan BatorArchive & climate →

+35°

hottest August day (2 August 2016)

-3°

coldest August night (30 August 1972)

🌅 August astronomy

☀️

06:04 → 19:44

sunrise & sunset today · day length 13h 40m

⏳

−0h 10m

day length change by August 31

🌙

🌕 27 August

full moon · new moon — 12 August · lunar calendar

🌊 Water in August

Tuul is now at +16° — cold for swimming (estimated). Details for all local waters — water temperature in Ulan Bator.

📒 Weather diary in Ulan Bator

Ready-made observation table for August: past days are already filled in with weather-station data — for school and beyond. Open the diary →

✉️ Weather forecast by email

Get the forecast for this city by email — every day at 17:00 Moscow time.

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FAQ about weather in Ulan Bator ❓

What will the weather be like in August in Ulan Bator?

The forecast part of August is 2° below normal: +15°…+24° by day, no prolonged rain. The second half is shown from the climate normal: on average +22° by day and +11° at night.

When are the best days of August?

The forecast points to 31 August: +24°. Models don’t see beyond two weeks — check back, the page updates daily.

How accurate is a monthly forecast?

Honestly: models are reliable up to ~14 days. So through August 31 we show the model forecast, and beyond that — each day’s climate normal from long-term observations (ERA5). It is a statistical expectation, not a guarantee.

Weather in Ulan Bator — in detail

Weather forecast in Ulan Bator for the month: from +6° to +31° day and night. Warmest day — Wednesday, September 2 (up to +31°). Coolest — Saturday, August 29 (+6°). No significant precipitation. Trend: with no sharp changes. See also the forecast for 2 weeks and the weather archive.

To quickly check the weather in Ulan Bator anytime, add the city to favorites — and get a daily forecast by email at 17:00 (Moscow time). Note: the forecast may be refined as new data arrives. Data: OpenWeather, Open-Meteo, met.no.