Darhan weather in March
In March, Darhan sees average daytime highs of 2°C and overnight lows near -12°C, with 7 mm of precipitation across 2.1 wet days and about 11.5 hours of daylight. It is the 8th-warmest and 9th-wettest month of the year here.
Highs climb over the month, from about -3°C in the first days to 7°C by the end. The sky is clear or mostly clear about 39% of the time in March, and the air most often feels dry.
Daylight stretches from about 10 h 36 min at the start of March to 12 h 30 min by month's end. Set against the rest of the year, March is Darhan's 6th-clearest and 3rd-windiest month. For the whole year in context, see Darhan's year-round climate.
- Daytime high
- 2°
- 8th warmest
- Overnight low
- -12°
- 5th coldest
- Precipitation
- 7 mm
- 2.1 wet days
- Daylight
- 11 h 30 min
- 7:20 AM – 6:52 PM
- Cloud cover
- 50%
- 6th clearest
- Wind
- 10 km/h
- 3rd windiest
- Solar energy
- 4.25 kWh/m²
- Travel score
- 0.2
- out of 10
Darhan is capital city of Darkhan-Uul Aimag, Mongolia.
- Density
- 814/km²
- people per km²
- Founded
- 1961
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Highs climb over the month, from about -3°C in the first days to 7°C by the end.
A typical March day in Darhan reaches about 2°C in the afternoon and slips back to -12°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between -6°C and 9°C. Set against its neighbours, March runs about 11°C warmer than February and about 10°C cooler than April.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | -4 | -4 | -3 | -3 | -3 | -2 | -2 | -1 | -1 | -1 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 8 |
| Avg low (°C) | -18 | -17 | -17 | -17 | -16 | -16 | -15 | -15 | -15 | -14 | -14 | -13 | -13 | -12 | -12 | -11 | -11 | -10 | -10 | -10 | -9 | -9 | -8 | -8 | -8 | -7 | -7 | -7 | -6 | -6 | -6 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | -4 | -18 |
| 2 | -4 | -17 |
| 3 | -3 | -17 |
| 4 | -3 | -17 |
| 5 | -3 | -16 |
| 6 | -2 | -16 |
| 7 | -2 | -15 |
| 8 | -1 | -15 |
| 9 | -1 | -15 |
| 10 | -1 | -14 |
| 11 | 0 | -14 |
| 12 | 0 | -13 |
| 13 | 1 | -13 |
| 14 | 1 | -12 |
| 15 | 1 | -12 |
| 16 | 2 | -11 |
| 17 | 2 | -11 |
| 18 | 3 | -10 |
| 19 | 3 | -10 |
| 20 | 3 | -10 |
| 21 | 4 | -9 |
| 22 | 4 | -9 |
| 23 | 5 | -8 |
| 24 | 5 | -8 |
| 25 | 5 | -8 |
| 26 | 6 | -7 |
| 27 | 6 | -7 |
| 28 | 7 | -7 |
| 29 | 7 | -6 |
| 30 | 7 | -6 |
| 31 | 8 | -6 |
How March really feels in Darhan
Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in March is cold — wind chill drags the overnight "feels like" below the raw low.
Darhan weather by month
How March compares with the rest of the year at a glance. March is the 8th-warmest and 9th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -15° / -26° | 2 | 0.5 | 0.9 | 8.4 | 0.0 |
| Feb | -9° / -22° | 2 | 0.7 | 1.3 | 9.8 | 0.0 |
| Mar | 2° / -12° | 7 | 2.1 | 2.5 | 11.5 | 0.2 |
| Apr | 12° / -2° | 18 | 4.2 | 3.1 | 13.4 | 3.3 |
| May | 19° / 5° | 33 | 6.3 | 1.6 | 15.1 | 6.5 |
| Jun | 25° / 12° | 51 | 8.4 | 0 | 16 | 7.0 |
| Jul | 27° / 15° | 68 | 10.7 | 0 | 15.6 | 6.4 |
| Aug | 24° / 13° | 78 | 10.4 | 0 | 14.2 | 6.8 |
| Sep | 18° / 5° | 39 | 7.4 | 0.7 | 12.4 | 6.1 |
| Oct | 8° / -4° | 18 | 3.9 | 2.8 | 10.5 | 1.9 |
| Nov | -4° / -14° | 8 | 2.6 | 3.4 | 8.9 | 0.0 |
| Dec | -13° / -22° | 4 | 1.5 | 2.1 | 8 | 0.0 |
Cloud cover in March
The sky is clear or mostly clear about 39% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to cloud over as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 59 | 59 | 59 | 59 | 59 | 58 | 58 | 57 | 56 | 56 | 54 | 54 | 53 | 52 | 52 | 52 | 52 | 52 | 51 | 51 | 52 | 52 | 51 | 52 | 52 | 52 | 52 | 52 | 52 | 51 | 51 |
| Cloudier (%) | 41 | 41 | 41 | 41 | 41 | 42 | 42 | 43 | 44 | 44 | 46 | 46 | 47 | 48 | 48 | 48 | 48 | 48 | 49 | 49 | 48 | 48 | 49 | 48 | 48 | 48 | 48 | 48 | 48 | 49 | 49 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 59 | 41 |
| 2 | 59 | 41 |
| 3 | 59 | 41 |
| 4 | 59 | 41 |
| 5 | 59 | 41 |
| 6 | 58 | 42 |
| 7 | 58 | 42 |
| 8 | 57 | 43 |
| 9 | 56 | 44 |
| 10 | 56 | 44 |
| 11 | 54 | 46 |
| 12 | 54 | 46 |
| 13 | 53 | 47 |
| 14 | 52 | 48 |
| 15 | 52 | 48 |
| 16 | 52 | 48 |
| 17 | 52 | 48 |
| 18 | 52 | 48 |
| 19 | 51 | 49 |
| 20 | 51 | 49 |
| 21 | 52 | 48 |
| 22 | 52 | 48 |
| 23 | 51 | 49 |
| 24 | 52 | 48 |
| 25 | 52 | 48 |
| 26 | 52 | 48 |
| 27 | 52 | 48 |
| 28 | 52 | 48 |
| 29 | 52 | 48 |
| 30 | 51 | 49 |
| 31 | 51 | 49 |
Chance of precipitation in March
Darhan gets around 7 mm of rain and snow over 2.1 wet days in March. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 7% and peaks near 10% on the wettest days, and about 3 days bring snow.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 3 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 10 |
| Snow chance (%) | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 10 | 10 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 3 | 6 |
| 2 | 4 | 6 |
| 3 | 4 | 6 |
| 4 | 4 | 7 |
| 5 | 5 | 7 |
| 6 | 5 | 7 |
| 7 | 5 | 7 |
| 8 | 6 | 8 |
| 9 | 6 | 8 |
| 10 | 6 | 8 |
| 11 | 6 | 8 |
| 12 | 6 | 8 |
| 13 | 7 | 8 |
| 14 | 7 | 8 |
| 15 | 7 | 8 |
| 16 | 7 | 8 |
| 17 | 7 | 8 |
| 18 | 7 | 8 |
| 19 | 7 | 8 |
| 20 | 7 | 8 |
| 21 | 7 | 8 |
| 22 | 7 | 8 |
| 23 | 8 | 8 |
| 24 | 8 | 8 |
| 25 | 8 | 8 |
| 26 | 8 | 8 |
| 27 | 9 | 9 |
| 28 | 9 | 9 |
| 29 | 9 | 9 |
| 30 | 10 | 10 |
| 31 | 10 | 10 |
Humidity in March
Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Dry (%) | |
|---|---|
| 1 | 100 |
| 2 | 100 |
| 3 | 100 |
| 4 | 100 |
| 5 | 100 |
| 6 | 100 |
| 7 | 100 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
| 13 | 100 |
| 14 | 100 |
| 15 | 100 |
| 16 | 100 |
| 17 | 100 |
| 18 | 100 |
| 19 | 100 |
| 20 | 100 |
| 21 | 100 |
| 22 | 100 |
| 23 | 100 |
| 24 | 100 |
| 25 | 100 |
| 26 | 100 |
| 27 | 100 |
| 28 | 100 |
| 29 | 100 |
| 30 | 100 |
| 31 | 100 |
Wind in March
Winds average 10 km/h in March.
Across March, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 9 | calm |
| 2 | 9 | calm |
| 3 | 9 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 11 | calm |
| 25 | 11 | calm |
| 26 | 11 | calm |
| 27 | 11 | calm |
| 28 | 11 | calm |
| 29 | 11 | calm |
| 30 | 11 | calm |
| 31 | 11 | calm |
Sunrise & sunset in March
Daylight runs from about 10 h 36 min at the start of March to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 114 minutes over March. Sunrise moves from 7:51 AM to 6:47 AM, and sunset from 6:28 PM to 7:16 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 10.6 | 10.7 | 10.7 | 10.8 | 10.9 | 10.9 | 11.0 | 11.0 | 11.1 | 11.2 | 11.2 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.6 | 11.7 | 11.7 | 11.8 | 11.9 | 11.9 | 12.0 | 12.0 | 12.1 | 12.2 | 12.2 | 12.3 | 12.4 | 12.4 | 12.5 |
| Sunrise (AM) | 7:51 | 7:49 | 7:47 | 7:45 | 7:43 | 7:41 | 7:39 | 7:37 | 7:35 | 7:33 | 7:30 | 7:28 | 7:26 | 7:24 | 7:22 | 7:20 | 7:17 | 7:15 | 7:13 | 7:11 | 7:09 | 7:07 | 7:04 | 7:02 | 7:00 | 6:58 | 6:55 | 6:53 | 6:51 | 6:49 | 6:47 |
| Sunset (PM) | 6:28 | 6:30 | 6:31 | 6:33 | 6:35 | 6:36 | 6:38 | 6:39 | 6:41 | 6:43 | 6:44 | 6:46 | 6:47 | 6:49 | 6:51 | 6:52 | 6:54 | 6:55 | 6:57 | 6:59 | 7:00 | 7:02 | 7:03 | 7:05 | 7:07 | 7:08 | 7:10 | 7:11 | 7:13 | 7:14 | 7:16 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.6 | 7:51 | 6:28 |
| 2 | 10.7 | 7:49 | 6:30 |
| 3 | 10.7 | 7:47 | 6:31 |
| 4 | 10.8 | 7:45 | 6:33 |
| 5 | 10.9 | 7:43 | 6:35 |
| 6 | 10.9 | 7:41 | 6:36 |
| 7 | 11.0 | 7:39 | 6:38 |
| 8 | 11.0 | 7:37 | 6:39 |
| 9 | 11.1 | 7:35 | 6:41 |
| 10 | 11.2 | 7:33 | 6:43 |
| 11 | 11.2 | 7:30 | 6:44 |
| 12 | 11.3 | 7:28 | 6:46 |
| 13 | 11.4 | 7:26 | 6:47 |
| 14 | 11.4 | 7:24 | 6:49 |
| 15 | 11.5 | 7:22 | 6:51 |
| 16 | 11.5 | 7:20 | 6:52 |
| 17 | 11.6 | 7:17 | 6:54 |
| 18 | 11.7 | 7:15 | 6:55 |
| 19 | 11.7 | 7:13 | 6:57 |
| 20 | 11.8 | 7:11 | 6:59 |
| 21 | 11.9 | 7:09 | 7:00 |
| 22 | 11.9 | 7:07 | 7:02 |
| 23 | 12.0 | 7:04 | 7:03 |
| 24 | 12.0 | 7:02 | 7:05 |
| 25 | 12.1 | 7:00 | 7:07 |
| 26 | 12.2 | 6:58 | 7:08 |
| 27 | 12.2 | 6:55 | 7:10 |
| 28 | 12.3 | 6:53 | 7:11 |
| 29 | 12.4 | 6:51 | 7:13 |
| 30 | 12.4 | 6:49 | 7:14 |
| 31 | 12.5 | 6:47 | 7:16 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 4.25 kWh/m².
For context, solar energy here swings from a low near 1.29 kWh/m² to a high of 6.45 kWh/m² in June across the year — March's 4.25 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 3.5 | 3.5 | 3.6 | 3.6 | 3.7 | 3.8 | 3.8 | 3.9 | 3.9 | 4.0 | 4.0 | 4.1 | 4.1 | 4.2 | 4.2 | 4.3 | 4.3 | 4.4 | 4.4 | 4.5 | 4.5 | 4.5 | 4.6 | 4.6 | 4.7 | 4.7 | 4.8 | 4.8 | 4.8 | 4.9 | 4.9 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.5 | Moderate |
| 2 | 3.5 | Moderate |
| 3 | 3.6 | Moderate |
| 4 | 3.6 | Moderate |
| 5 | 3.7 | Moderate |
| 6 | 3.8 | Moderate |
| 7 | 3.8 | Moderate |
| 8 | 3.9 | Moderate |
| 9 | 3.9 | Moderate |
| 10 | 4.0 | Moderate |
| 11 | 4.0 | Bright |
| 12 | 4.1 | Bright |
| 13 | 4.1 | Bright |
| 14 | 4.2 | Bright |
| 15 | 4.2 | Bright |
| 16 | 4.3 | Bright |
| 17 | 4.3 | Bright |
| 18 | 4.4 | Bright |
| 19 | 4.4 | Bright |
| 20 | 4.5 | Bright |
| 21 | 4.5 | Bright |
| 22 | 4.5 | Bright |
| 23 | 4.6 | Bright |
| 24 | 4.6 | Bright |
| 25 | 4.7 | Bright |
| 26 | 4.7 | Bright |
| 27 | 4.8 | Bright |
| 28 | 4.8 | Bright |
| 29 | 4.8 | Bright |
| 30 | 4.9 | Bright |
| 31 | 4.9 | Bright |
Is March a good time to visit Darhan?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a weaker month for outdoor sightseeing in Darhan.
What to pack for Darhan in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Darhan sees daytime highs around 2°C and nights near -12°C. Pack a warm layer and a heavy coat.
UV index in Darhan in March
Clear-sky midday UV in March peaks around 3. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Darhan peaks around July 15 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 6 | 6 | 7 | 8 | 6 | 4 | 2 | 1 | 1 |
| Level | Low | Low | Moderate | High | High | High | Very high | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 3 | Moderate |
| Apr | 6 | High |
| May | 6 | High |
| Jun | 7 | High |
| Jul | 8 | Very high |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 2 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Where is Darhan?
Darhan sits at 49.5°N, 105.9°E, 683 m above sea level, in Mongolia. The nearest listed city is Dzüünharaa, 81 km away.
Topography around Darhan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Darhan.
Within 3 km, the terrain around Darhan has only modest variations in elevation — a maximum elevation change of 129 m around an average of 702 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 620 m; within 80 km, large variations in elevation — a maximum elevation change of 1,156 m.
The land around Darhan is covered by grassland (70%) and artificial surfaces (24%) within 3 km, grassland (87%) within 16 km, and grassland (72%) within 80 km.
Mongolia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / E / F
- 220 V · 50 Hz
- Prices
- ≈ 34% of US
- price level, 2025
- GDP per capita
- $7,108
- 2025
- Happiness
- 5.9 / 10
- World Happiness, 2025
- Safe drinking water
- 43%
- of population, 2024
- Homicide rate
- 5.9
- per 100k, 2023
- Road deaths
- 21
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Very low
- EF EPI 447
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Darhan (49.4867°, 105.9228°, elevation 683 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).