Chautārā weather in September

In September, Chautārā sees average daytime highs of 24°C and overnight lows near 17°C, with 327 mm of rain across 28.5 wet days and about 12.2 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 8% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 h 36 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Chautārā's 10th-clearest and 12th-windiest month. For the whole year in context, see Chautārā's year-round climate.

Daytime high
24°
5th warmest
Overnight low
17°
9th coldest
Rainfall
327 mm
28.5 wet days
Daylight
12 h 12 min
5:52 AM – 6:01 PM
Cloud cover
77%
10th clearest
Wind
3 km/h
12th windiest
Solar energy
3.93 kWh/m²
Travel score
3.9
out of 10

Chautārā is human settlement.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical September day in Chautārā reaches about 24°C in the afternoon and slips back to 17°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 25°C. Set against its neighbours, September runs on par with August and about 2°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12418
22418
32418
42418
52418
62418
72418
82418
92418
102418
112418
122418
132418
142417
152417
162417
172417
182417
192417
202417
212417
222417
232417
242416
252316
262316
272316
282316
292316
302316

Chautārā 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
Jan14° / 4371.410.44.8
Feb16° / 5410.31.5115.3
Mar20° / 5312.40.111.86.2
Apr23° / 10°6113.9012.66.3
May24° / 14°13521.2013.45.4
Jun25° / 17°39127.1013.74.0
Jul24° / 19°74831013.63.4
Aug24° / 19°59830.90133.5
Sep24° / 17°32728.5012.23.9
Oct22° / 12°8216.3011.36.0
Nov19° / 257010.66.8
Dec16° / 2450.310.35.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 76%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1793
2892
3892
4991
5991
61090
71189
81288
91387
101387
111684
121783
131882
141981
152179
162278
172476
182575
192773
202971
213169
223268
233466
243763
253961
264159
274357
284654
294951
305149

Chance of precipitation in September

Any precipitation

Chautārā gets around 327 mm of rain over 28.5 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 94% and peaks near 98% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
198
298
398
497
597
697
797
896
996
1096
1195
1295
1395
1495
1595
1695
1795
1895
1994
2094
2194
2293
2393
2492
2591
2690
2789
2888
2986
3084

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 69% of days. Sticky, muggy-or-worse air turns up on roughly 22% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1014059
2014356
3014653
4014950
5015247
6015544
7025840
8026137
9026533
10026830
11037027
12037324
13047422
14047620
15047917
16058015
17068014
18068212
19078211
2008839
2109838
22110827
23112816
24113815
25215794
26217783
27320743
28322732
29425692
30528661

Wind in September

Winds average 3 km/h in September, the calmest month.

Across September, daily wind ranges from about 3 km/h on the calmest days to 3 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
13calm
23calm
33calm
43calm
53calm
63calm
73calm
83calm
93calm
103calm
113calm
123calm
133calm
143calm
153calm
163calm
173calm
183calm
193calm
203calm
213calm
223calm
233calm
243calm
253calm
263calm
273calm
283calm
293calm
303calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 36 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over September. Sunrise moves from 5:44 AM to 5:58 AM, and sunset from 6:19 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:446:19
212.65:456:18
312.55:456:17
412.55:466:16
512.55:466:15
612.45:476:13
712.45:476:12
812.45:486:11
912.45:486:10
1012.35:496:09
1112.35:496:07
1212.35:506:06
1312.25:506:05
1412.25:516:04
1512.25:516:03
1612.25:526:01
1712.15:526:00
1812.15:535:59
1912.15:535:58
2012.05:535:56
2112.05:545:55
2212.05:545:54
2312.05:555:53
2411.95:555:52
2511.95:565:50
2611.95:565:49
2711.95:575:48
2811.85:575:47
2911.85:585:46
3011.85:585:44

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.93 kWh/m².

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 6.26 kWh/m² in April across the year — September's 3.93 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.8Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
154.0Moderate
164.0Moderate
174.0Moderate
184.0Moderate
194.0Moderate
204.0Moderate
214.0Moderate
224.0Moderate
234.0Bright
244.0Bright
254.0Bright
264.1Bright
274.1Bright
284.1Bright
294.2Bright
304.2Bright
Planning a trip in September

Hazard calendar for Chautārā

In seasonPeak

None of Chautārā's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Chautārā's monsoon runs June–August, when most of the year's rain falls.

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

Is September a good time to visit Chautārā?

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

3.9
Sightseeing
10th-best month of the year
3.3
Beach & pool
5th-best month of the year

September is a weaker month for outdoor sightseeing in Chautārā.

What to pack for Chautārā in September

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

In September, Chautārā sees daytime highs around 24°C and nights near 17°C. Pack rain gear. Worth having: light clothes. About 29 days see rain.

rain gearlight clothes

UV index in Chautārā in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chautārā peaks around July 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 13Dec 22UV 4
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar9Very high
Apr9Very high
May10Very high
Jun10Very high
Jul13Extreme
Aug12Extreme
Sep10Extreme
Oct8Very high
Nov5Moderate
Dec4Moderate

Air quality in Chautārā 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 Chautārā is worst in January — around 144 µg/m³ PM2.5 (unhealthy), about 5.6× the cleanest month (July, 26 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 10144 µg/m³Jul 1927 µg/m³
PM2.5 (µg/m³)Level
Jan144Unhealthy
Feb127Unhealthy
Mar99Unhealthy
Apr84Unhealthy
May63Unhealthy
Jun46Poor
Jul26Moderate
Aug35Moderate
Sep48Poor
Oct77Unhealthy
Nov111Unhealthy
Dec142Unhealthy
Location & terrain

Where is Chautārā?

Chautārā sits at 27.8°N, 85.7°E, 1,457 m above sea level, in Nepal. The nearest listed city is Nagarkot, 20 km away.

Topography around Chautārā

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

Within 3 km, the terrain around Chautārā has large variations in elevation — a maximum elevation change of 884 m around an average of 1,280 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,003 m; within 80 km, extreme variations in elevation — a maximum elevation change of 7,767 m.

The land around Chautārā is covered by trees (77%) within 3 km, trees (76%) within 16 km, and trees (59%) within 80 km.

3 km
884 m
16 km
3,003 m
80 km
7,767 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icewatermoss and lichen
September weather nearby: Nagarkot 20 km · Dhulikhel 24 km · Banepā 25 km · Panauti 28 km · Bhaktapur 30 km · Madhyapur Thimi 34 km · Chari̇̄koṭ 35 km · Kathmandu 39 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 Chautārā (27.7763°, 85.7127°, elevation 1,457 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).