Bogd climate — normals and trends
Bogd (Mongolia) has a cold desert climate (BWk) under the Köppen-Geiger classification. Its mean annual temperature is 3.9 °C and it receives 154 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (21.2 °C on average) and the coldest is January (-14.9 °C). Rainfall peaks in August.
Bogd averages 186 frost days, 13 hot days (≥ 30 °C) and 34 rainy days per year.
Bogd has warmed by +1.4 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The number of frost days there went from about 192 to 180 per year over the period.
The hottest day of the period reached 37.0 °C (on 22 July 1999) and the coldest -36.0 °C (on 17 February 1952).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
BogdÖvörhangay
- coords
- 44.67°, 102.17°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
3.9°C
Average daily high
9.6°C
Average daily low
-1.4°C
Annual rainfall
154mm
Sunshine / day
10.6h
Mean relative humidity
43%
Average peak wind
18.0km/h
Seasonal range
36.1°C
Frost days (< 0 °C)
186 d/yr
Hot days (≥ 30 °C)
13 d/yr
Rainy days (≥ 1 mm)
34 d/yr
Annual snowfall
22.5 cm
Average feels-like high
5.2 °C
Average feels-like low
-5.6 °C
Average peak gust
35.5 km/h
Tropical nights (≥ 20 °C)
4 d/yr
Solar radiation
16.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.19 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
37.0 °C
22 July 1999
Coldest day
-36.0 °C
17 February 1952
Wettest day
50 mm
16 July 2006
Windiest day
55.1 km/h
22 April 2012
Strongest gust
102.6 km/h
20 March 1977
Hottest feels-like
37.2 °C
17 July 2000
Coldest feels-like
-41.2 °C
17 February 1952
Snowiest day
12.9 cm
23 March 2017
Sunniest day
14.6 h
3 July 1941
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | -5.0 °C | +4.2 °C | 0 mm | -1 mm |
| Feb | -4.0 °C | +1.2 °C | 1 mm | -2 mm |
| Mar | 3.7 °C | +0.6 °C | 7 mm | +1 mm |
| Apr | 15.3 °C | +3.5 °C | 8 mm | -3 mm |
| May | 18.6 °C | -0.5 °C | 33 mm | +18 mm |
| Jun | 24.8 °C | +0.3 °C | 22 mm | -3 mm |
| Jul | 28.7 °C | +2.3 °C | 22 mm | -12 mm |
| Aug | 25.9 °C | +1.4 °C | 25 mm | -10 mm |
| Sep | 19.1 °C | +0.6 °C | 7 mm | -6 mm |
| Oct | 7.4 °C | -2.6 °C | 4 mm | -2 mm |
| Nov | -0.1 °C | +0.6 °C | 20 mm | +16 mm |
| Dec | -6.0 °C | +1.9 °C | 3 mm | +0 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Bogd?
Bogd has a cold desert climate (Köppen BWk). Over 1940-2025, the average annual temperature is 3.9 °C and it receives 154 mm of precipitation per year.
What is the hottest day ever recorded in Bogd?
The hottest day measured in Bogd between 1940 and 2025 was 22 July 1999, reaching 37.0 °C.
What is the coldest day in Bogd?
The coldest day measured in Bogd between 1940 and 2025 was 17 February 1952, at -36.0 °C.
Does it snow in Bogd?
Yes. Bogd gets on average 22.5 cm of snow per year and has around 186 frost days.
Has the climate of Bogd warmed?
Yes: Bogd warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bogd?
The wettest day measured in Bogd between 1940 and 2025 was 16 July 2006, with 50 mm of rain in 24 hours.
What was the windiest day in Bogd?
The windiest day measured in Bogd between 1940 and 2025 was 22 April 2012, with winds reaching 55.1 km/h.
What is the warmest month in Bogd?
The warmest month in Bogd is July (21.2 °C on average); the coldest is January (-14.9 °C).
How much does it rain in Bogd?
Bogd receives on average 154 mm of precipitation per year, spread over about 34 rainy days.
Is it sunny in Bogd?
Bogd gets on average 10.6 hours of sunshine per day, roughly 3,869 hours per year over 1940-2025.
What is the biggest single-day snowfall in Bogd?
The heaviest 24-hour snowfall measured in Bogd between 1940 and 2025 was 23 March 2017, with 12.9 cm.
Are there tropical nights in Bogd?
Yes: Bogd has on average 4 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Bogd?
In Bogd, between 1940 and 2025, the highest apparent temperature reached 37.2 °C on 17 July 2000, and the lowest was -41.2 °C on 17 February 1952.
Compare Bogd with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Bogd