Triyuga in Fall

In fall (September, October and November), Triyuga sees average daytime highs around 29°C and overnight lows near 20°C, with 313 mm of rain over about 32 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 30°C in early September to 26°C by late November. The sky is clear or mostly clear about 58% of the time across fall, and the air most often feels oppressive.

Fall is Triyuga's 2nd-best season to visit on our travel score. For the whole year in context, see Triyuga's year-round climate.

Avg daytime high
29°C
3rd-warmest season
Avg overnight low
20°C
Rainfall
313 mm
32 wet days
Avg wind
5 km/h
Travel score
5.9
2nd-best season
Months
Sep · Oct · Nov

Temperature in Triyuga in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 30°C in early September to 26°C by late November.

A typical fall day in Triyuga reaches about 29°C and drops to 20°C overnight. The warmest of the three months is September, the coolest November.

10°15°20°25°30°35°SepOctNov

How fall really feels in Triyuga

Once humidity and wind are folded in, fall brings about 45 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
45
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Triyuga 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 daysDaylight (hours)Travel score
Jan22° / 10°111.810.58.4
Feb25° / 13°122.111.18.5
Mar31° / 17°122.511.85.9
Apr34° / 21°325.612.63.5
May34° / 24°10114.213.33.1
Jun32° / 25°26123.713.72.7
Jul31° / 25°4142813.52.6
Aug31° / 25°29127.612.92.7
Sep30° / 24°24423.612.23.3
Oct30° / 21°647.611.45.9
Nov27° / 16°50.710.78.5
Dec24° / 12°40.610.39.1

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitation

Triyuga gets around 313 mm of rain over 32 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%80%100%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

Most of fall feels oppressive — 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 5 km/h across fall.

0246810SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 36 min in early September to 10 h 24 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 4.1 kWh/m².

012345SepOctNov
Planning a trip in fall

Hazard calendar for Triyuga

In seasonPeak

In fall, Triyuga overlaps its monsoon season. The full year is below, with each hazard's peak months called out.

Triyuga's monsoon runs June–September, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is fall a good time to visit Triyuga?

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.

5.9
Sightseeing
2nd-best month of the year
7.0
Beach & pool
1st-best month of the year

fall is a reasonable time to visit Triyuga for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Triyuga in Fall

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

In fall, Triyuga sees daytime highs around 29°C and nights near 20°C. Pack light clothes and rain gear. About 32 days see rain.

light clothesrain gear

UV index in Triyuga in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Triyuga peaks around July 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highExtremeVery highModerateJul 19UV 12Nov 21UV 4
UV index (midday)Level
Jan4Moderate
Feb4Moderate
Mar9Very high
Apr8Very high
May9Very high
Jun8Very high
Jul12Extreme
Aug10Very high
Sep10Extreme
Oct7High
Nov4Moderate
Dec4Moderate

Air quality in Triyuga 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 Triyuga is worst in January — around 112 µg/m³ PM2.5 (unhealthy), about 4.6× the cleanest month (July, 24 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 14112 µg/m³Jul 2025 µg/m³
PM2.5 (µg/m³)Level
Jan112Unhealthy
Feb103Unhealthy
Mar87Unhealthy
Apr70Unhealthy
May55Unhealthy
Jun42Poor
Jul24Moderate
Aug30Moderate
Sep39Poor
Oct61Unhealthy
Nov85Unhealthy
Dec107Unhealthy
Location & terrain

Where is Triyuga?

Triyuga sits at 26.8°N, 86.7°E, 165 m above sea level, in Nepal. The nearest listed city is Lahān, 23 km away.

InaruwaSirahaDharānĪṭahari̇̄DhankutāBiratnagar

Topography around Triyuga

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

Within 3 km, the terrain around Triyuga has significant variations in elevation — a maximum elevation change of 308 m around an average of 182 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,824 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,025 m.

The land around Triyuga is covered by cropland (42%) and trees (35%) within 3 km, trees (83%) within 16 km, and trees (51%) and cropland (40%) within 80 km.

3 km
308 m
16 km
1,824 m
80 km
4,025 m
treesgrasslandcroplandartificial surfacesbare terrainwater
Fall weather nearby: Lahān 23 km · Rājbirāj 28 km · Inaruwa 49 km · Siraha 51 km · Dharān 58 km · Īṭahari̇̄ 59 km · Dhankutā 66 km · Biratnagar 68 km

Nepal travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / D / M
230 V · 50 Hz
Prices
≈ 24% of US
price level, 2025
GDP per capita
$1,536
2025
Happiness
5.1 / 10
World Happiness, 2025
Safe drinking water
16%
of population, 2024
Homicide rate
2.1
per 100k, 2020
Road deaths
16.3
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 514
Religion
Hindu 81%Buddhist 8%Muslim 5%Kirat 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 Triyuga (26.7919°, 86.699°, elevation 165 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.