Climate & archive — Ulan Bator 📅
Actual day-by-day weather, records, monthly climate and “on this day before”.
🔎 Weather for a date or period
📆 On this day before
🏆 Hottest and coldest day in Ulan Bator (over the full observation series)
🗓 Monthly climate in Ulan Bator
| Month | Day | Night | Precip |
|---|---|---|---|
| January | -13° | -24° | 2 mm |
| February | -8° | -20° | 3 mm |
| March | +2° | -10° | 9 mm |
| April | +10° | -3° | 18 mm |
| May | +16° | +2° | 27 mm |
| June | +22° | +9° | 53 mm |
| July | +24° | +13° | 86 mm |
| August | +22° | +11° | 90 mm |
| September | +16° | +4° | 41 mm |
| October | +7° | -4° | 14 mm |
| November | -4° | -14° | 10 mm |
| December | -12° | -21° | 3 mm |
🕰 Weather in Ulan Bator August 28 in past years
📒 For school and home
FAQ about the weather archive in Ulan Bator ❓
What was the weather in Ulan Bator on a specific date?
Pick a date or range in the form above — we show actual day-by-day weather (ERA5 reanalysis, up to a year back). For today’s date in past years see “On this day before”.
Hottest and coldest day in the history in Ulan Bator?
Heat record — +37° (July 15, 2017), cold record — -44° (February 19, 1969). Observations over the full available series.
What's the typical weather in Ulan Bator in August?
On average +22° by day, +11° at night, precipitation about 90 mm (ERA5 climate normal).
Since what year is the weather archive in Ulan Bator kept?
Climate normals and records come from the ERA5 reanalysis. Actual day-by-day weather is available for the last year.
Climate and weather archive in Ulan Bator
Monthly climate normals in Ulan Bator (average day and night temperatures, precipitation) are computed from the ERA5 reanalysis. The observation archive accrues from launch. Data: Open-Meteo (ERA5).