Nalayh in Fall

In fall (September, October and November), Nalayh sees average daytime highs around 4°C and overnight lows near -7°C, with 55 mm of precipitation over about 12 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 17°C in early September to -12°C by late November. The sky is clear or mostly clear about 50% of the time across fall, and the air most often feels dry.

Fall is Nalayh's 3rd-best season to visit on our travel score. For the whole year in context, see Nalayh's year-round climate.

Avg daytime high
4°C
3rd-warmest season
Avg overnight low
-7°C
Precipitation
55 mm
12 wet days
Avg wind
10 km/h
Travel score
1.8
3rd-best season
Months
Sep · Oct · Nov

Temperature in Nalayh in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 17°C in early September to -12°C by late November.

A typical fall day in Nalayh reaches about 4°C and drops to -7°C overnight. The warmest of the three months is September, the coolest November.

-30°-20°-10°10°20°SepOctNov

How fall really feels in Nalayh

Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 80 that feel at or below 0°C.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
80
49 feel bitter (≤ -10°C)

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

Nalayh weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-17° / -27°10.50.88.70.0
Feb-11° / -24°311.39.90.0
Mar-2° / -15°61.92.411.60.0
Apr / -5°143.62.813.41.3
May15° / 3162.614.94.8
Jun20° / 549.80.115.76.3
Jul22° / 11°7111.8015.46.3
Aug20° / 6910.8014.16.2
Sep14° / 376.61.312.44.6
Oct / -7°133.32.610.60.7
Nov-7° / -17°51.82.19.10.0
Dec-15° / -25°20.71.28.30.0

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Nalayh gets around 55 mm of rain and snow over 12 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 10 km/h across fall.

051015SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 13 h 12 min in early September to 8 h 30 min by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 3.3 kWh/m².

024SepOctNov
Planning a trip in fall

Is fall a good time to visit Nalayh?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

1.8
Sightseeing
3rd-best month of the year
0.2
Beach & pool
3rd-best month of the year

fall is a weaker month for outdoor sightseeing in Nalayh.

What to pack for Nalayh in Fall

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

In fall, Nalayh sees daytime highs around 4°C and nights near -7°C. Pack a warm layer and a heavy coat. About 12 days see rain.

a warm layera heavy coat

UV index in Nalayh in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nalayh peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 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 highHighModerateLowJul 17UV 9Dec 18UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr6High
May7High
Jun7Very high
Jul9Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Nalayh in Fall

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Nalayh is worst in July — around 24 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (October, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1622 µg/m³Oct 117 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb10Good
Mar9Good
Apr9Good
May10Good
Jun14Moderate
Jul24Moderate
Aug13Moderate
Sep7Good
Oct7Good
Nov9Good
Dec7Good
Location & terrain

Where is Nalayh?

Nalayh sits at 47.8°N, 107.3°E, 1,434 m above sea level, in Mongolia. The nearest listed city is Zuunmod, 26 km away.

DarhanÖndörkhaanErdenetSühbaatar

Topography around Nalayh

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

Within 3 km, the terrain around Nalayh has only modest variations in elevation — a maximum elevation change of 148 m around an average of 1,450 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 743 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,674 m.

The land around Nalayh is covered by grassland (72%) and artificial surfaces (21%) within 3 km, grassland (89%) within 16 km, and grassland (82%) within 80 km.

3 km
148 m
16 km
743 m
80 km
1,674 m
treesgrasslandcroplandartificial surfacesbare terrainmoss and lichen
Fall weather nearby: Zuunmod 26 km · Dzuunmod 26 km · Ulaanbaatar 34 km · Dzüünharaa 135 km · Darhan 216 km · Öndörkhaan 258 km · Erdenet 275 km · Sühbaatar 285 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 Nalayh (47.7667°, 107.2833°, elevation 1,434 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.