Dzüünharaa weather in September

In September, Dzüünharaa sees average daytime highs of 17°C and overnight lows near 4°C, with 42 mm of precipitation across 7.4 wet days and about 12.4 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 20°C in the first days to 14°C by the end. The sky is clear or mostly clear about 41% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 18 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Dzüünharaa's 7th-clearest and 4th-windiest month. For the whole year in context, see Dzüünharaa's year-round climate.

Daytime high
17°
5th warmest
Overnight low
9th coldest
Precipitation
42 mm
7.4 wet days
Daylight
12 h 24 min
6:38 AM – 6:59 PM
Cloud cover
51%
7th clearest
Wind
9 km/h
4th windiest
Solar energy
4.12 kWh/m²
Travel score
5.8
out of 10

Dzüünharaa is city.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 20°C in the first days to 14°C by the end.

A typical September day in Dzüünharaa reaches about 17°C in the afternoon and slips back to 4°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 24°C. Set against its neighbours, September runs about 6°C cooler than August and about 9°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
1218
2208
3208
4207
5207
6197
7197
8196
9196
10186
11185
12185
13185
14185
15174
16174
17174
18173
19163
20163
21163
22162
23152
24152
25152
26141
27141
28141
29130
30130

How September really feels in Dzüünharaa

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 9 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
9
wind chill below the day's low

The story in September is cold — wind chill drags the overnight "feels like" below the raw low.

Dzüünharaa weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-14° / -26°20.518.50.0
Feb-8° / -23°30.91.59.80.0
Mar / -13°72.12.511.60.1
Apr11° / -3°184.13.113.42.8
May18° / 397.12.1156.0
Jun23° / 10°538.90.115.96.9
Jul25° / 13°6510.4015.56.7
Aug23° / 11°7210014.26.8
Sep17° / 427.41.112.45.8
Oct / -4°204.63.510.51.7
Nov-4° / -15°82.73.38.90.0
Dec-12° / -23°311.88.10.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 18% of September, with mostly cloudy or overcast conditions the remaining 40%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15446
25545
35545
45545
55644
65644
75743
85743
95842
105842
115941
126040
136139
146139
156238
166238
176337
186337
196337
206238
216238
226238
236238
246238
256238
266238
276139
286040
296040
306139

Chance of precipitation in September

Any precipitationSnow

Dzüünharaa gets around 42 mm of rain and snow over 7.4 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 24% and peaks near 27% on the wettest days, and about 1 day brings snow. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)Snow chance (%)
1270
2270
3270
4271
5271
6271
7271
8271
9271
10272
11262
12252
13252
14243
15243
16233
17234
18224
19224
20225
21215
22216
23216
24216
25207
26207
27207
28208
29208
30208

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 18 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 108 minutes over September. Sunrise moves from 6:16 AM to 6:59 AM, and sunset from 7:32 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.36:167:32
213.26:177:30
313.16:197:28
413.16:207:25
513.06:227:23
613.06:237:21
712.96:257:19
812.86:267:17
912.86:287:15
1012.76:297:12
1112.76:317:10
1212.66:327:08
1312.56:337:06
1412.56:357:04
1512.46:367:01
1612.46:386:59
1712.36:396:57
1812.26:416:55
1912.26:426:52
2012.16:446:50
2112.06:456:48
2212.06:476:46
2311.96:486:44
2411.96:506:41
2511.86:516:39
2611.76:536:37
2711.76:546:35
2811.66:566:33
2911.66:576:30
3011.56:596:28

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.12 kWh/m².

For context, solar energy here swings from a low near 1.35 kWh/m² to a high of 6.34 kWh/m² in June across the year — September's 4.12 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.7Bright
24.6Bright
34.6Bright
44.6Bright
54.5Bright
64.5Bright
74.5Bright
84.4Bright
94.4Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.2Bright
154.2Bright
164.1Bright
174.1Bright
184.1Bright
194.0Bright
204.0Moderate
213.9Moderate
223.9Moderate
233.9Moderate
243.8Moderate
253.8Moderate
263.7Moderate
273.7Moderate
283.6Moderate
293.6Moderate
303.6Moderate
Planning a trip in September

Is September a good time to visit Dzüünharaa?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.8
Sightseeing
5th-best month of the year
1.6
Beach & pool
5th-best month of the year

September is a reasonable time to visit Dzüünharaa for sightseeing.

What to pack for Dzüünharaa in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Dzüünharaa sees daytime highs around 17°C and nights near 4°C. Worth packing: a warm layer. About 7 days see rain.

a warm layer

UV index in Dzüünharaa in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dzüünharaa peaks around July 17 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJul 17UV 8Dec 19UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar2Moderate
Apr6High
May6High
Jun7High
Jul8Very high
Aug7Very high
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low

Air quality in Dzüünharaa in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Dzüünharaa is worst in July — around 33 µg/m³ PM2.5 (moderate), about 8.7× the cleanest month (December, 4 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1731 µg/m³Dec 144 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar6Good
Apr7Good
May7Good
Jun11Good
Jul33Moderate
Aug16Moderate
Sep5Good
Oct5Good
Nov5Good
Dec4Good
Location & terrain

Where is Dzüünharaa?

Dzüünharaa sits at 48.9°N, 106.5°E, 867 m above sea level, in Mongolia. The nearest listed city is Darhan, 81 km away.

SühbaatarKyakhtaErdenet

Topography around Dzüünharaa

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Dzüünharaa.

Within 3 km, the terrain around Dzüünharaa has only modest variations in elevation — a maximum elevation change of 208 m around an average of 884 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 739 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,976 m.

The land around Dzüünharaa is covered by grassland (71%) within 3 km, grassland (83%) within 16 km, and grassland (61%) and trees (34%) within 80 km.

3 km
208 m
16 km
739 m
80 km
1,976 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Darhan 81 km · Ulaanbaatar 110 km · Zuunmod 133 km · Dzuunmod 133 km · Nalayh 135 km · Sühbaatar 154 km · Kyakhta 166 km · Erdenet 175 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
Buddhist 52%no religion 41%Muslim 3%Shaman 3%

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 Dzüünharaa (48.8523°, 106.4579°, elevation 867 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).