Chari̇̄koṭ weather in September

In September, Chari̇̄koṭ sees average daytime highs of 21°C and overnight lows near 15°C, with 400 mm of rain across 29.5 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 4% of the time in September, and the air most often feels comfortable.

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 Chari̇̄koṭ's 10th-clearest and 11th-windiest month. For the whole year in context, see Chari̇̄koṭ's year-round climate.

Daytime high
21°
4th warmest
Overnight low
15°
9th coldest
Rainfall
400 mm
29.5 wet days
Daylight
12 h 12 min
5:50 AM – 6:00 PM
Cloud cover
81%
10th clearest
Wind
3 km/h
11th windiest
Solar energy
3.89 kWh/m²
Travel score
3.4
out of 10

Chari̇̄koṭ is municipality in Nepal.

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 21°C through the month.

A typical September day in Chari̇̄koṭ reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 23°C. Set against its neighbours, September runs on par with August and about 2°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
12216
22216
32216
42216
52216
62116
72116
82116
92116
102116
112116
122116
132115
142115
152115
162115
172115
182115
192115
202115
212115
222115
232114
242114
252114
262114
272114
282114
292114
302113

How September really feels in Chari̇̄koṭ

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 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
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Chari̇̄koṭ weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 4596.510.43.2
Feb13° / 5711.66.4113.7
Mar16° / 6615.33.211.84.7
Apr20° / 79180.212.65.2
May21° / 12°17024.8013.34.5
Jun22° / 15°45328.3013.73.7
Jul22° / 17°90431013.63.2
Aug22° / 17°741310133.2
Sep21° / 15°40029.5012.23.4
Oct19° / 10°10720.60.111.34.8
Nov16° / 3590.710.65.3
Dec13° / 296.32.710.34.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 11% of September, with mostly cloudy or overcast conditions the remaining 85%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1397
2496
3496
4496
5496
6595
7694
8694
9793
10793
11793
12991
13991
141090
151090
161189
171288
181486
191585
201684
211882
222080
232179
242476
252674
262872
273169
283466
293664
303961

Chance of precipitation in September

Any precipitation

Chari̇̄koṭ gets around 400 mm of rain over 29.5 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 98% and peaks near 100% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
1100
2100
3100
4100
599
699
799
899
999
1099
1199
1299
1399
1499
1599
1699
1798
1898
1998
2098
2198
2297
2397
2497
2596
2695
2795
2894
2992
3091

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the comfortable band about 53% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
101882
202080
302278
402476
502773
602971
703268
803565
903862
1014158
1114455
1214752
1315049
1415346
1515643
1615940
1726137
1826434
1926632
2036829
2137126
2247224
2357421
2467519
2587517
26107515
27127513
28147511
29177310
3020728

Wind in September

Winds average 3 km/h in September.

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 5:43 AM to 5:57 AM, and sunset from 6:18 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:436:18
212.65:446:17
312.55:446:16
412.55:456:14
512.55:456:13
612.45:466:12
712.45:466:11
812.45:466:10
912.45:476:08
1012.35:476:07
1112.35:486:06
1212.35:486:05
1312.25:496:04
1412.25:496:02
1512.25:506:01
1612.25:506:00
1712.15:515:59
1812.15:515:58
1912.15:525:56
2012.05:525:55
2112.05:535:54
2212.05:535:53
2312.05:545:51
2411.95:545:50
2511.95:555:49
2611.95:555:48
2711.95:565:47
2811.85:565:45
2911.85:575:44
3011.85:575:43

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.89 kWh/m².

For context, solar energy here swings from a low near 3.37 kWh/m² to a high of 6.36 kWh/m² in April across the year — September's 3.89 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.8Moderate
73.8Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.9Moderate
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 Chari̇̄koṭ

In seasonPeak

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

Chari̇̄koṭ'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 Chari̇̄koṭ?

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

3.4
Sightseeing
9th-best month of the year
2.2
Beach & pool
6th-best month of the year

September is a weaker month for outdoor sightseeing in Chari̇̄koṭ.

What to pack for Chari̇̄koṭ in September

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

In September, Chari̇̄koṭ sees daytime highs around 21°C and nights near 15°C. Pack rain gear. About 30 days see rain.

rain gear

UV index in Chari̇̄koṭ in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chari̇̄koṭ peaks around July 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 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 13Nov 23UV 4
UV index (midday)Level
Jan4Moderate
Feb5Moderate
Mar9Very high
Apr9Very high
May10Extreme
Jun11Extreme
Jul13Extreme
Aug12Extreme
Sep11Extreme
Oct8Very high
Nov4Moderate
Dec4Moderate

Air quality in Chari̇̄koṭ 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 Chari̇̄koṭ is worst in April — around 37 µg/m³ PM2.5 (poor), about 3.5× the cleanest month (July, 11 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateGoodModerateApr 937 µg/m³Jul 2211 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb37Poor
Mar37Poor
Apr37Poor
May28Moderate
Jun21Moderate
Jul11Good
Aug12Good
Sep15Moderate
Oct22Moderate
Nov28Moderate
Dec33Moderate
Location & terrain

Where is Chari̇̄koṭ?

Chari̇̄koṭ sits at 27.7°N, 86.1°E, 1,941 m above sea level, in Nepal. The nearest listed city is Chautārā, 35 km away.

DhulikhelBanepāNagarkotPanautiBhaktapurMadhyapur ThimiNamche Bazaar

Topography around Chari̇̄koṭ

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

Within 3 km, the terrain around Chari̇̄koṭ has very significant variations in elevation — a maximum elevation change of 1,471 m around an average of 1,749 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,104 m; within 80 km, extreme variations in elevation — a maximum elevation change of 8,007 m.

The land around Chari̇̄koṭ is covered by trees (61%) and grassland (31%) within 3 km, trees (75%) and grassland (22%) within 16 km, and trees (56%) within 80 km.

3 km
1,471 m
16 km
3,104 m
80 km
8,007 m
treesgrasslandcroplandartificial surfacesbare terrainsnow and icemoss and lichen
September weather nearby: Chautārā 35 km · Dhulikhel 50 km · Banepā 52 km · Nagarkot 53 km · Panauti 53 km · Bhaktapur 61 km · Madhyapur Thimi 65 km · Namche Bazaar 67 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 Chari̇̄koṭ (27.6682°, 86.0519°, elevation 1,941 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).