Chitwan weather in December

In December, Chitwan sees average daytime highs of 22°C and overnight lows near 10°C, with 12 mm of rain across 1.2 wet days and about 10.3 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 64% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 24 min at the start of December to 10 h 18 min by month's end. Set against the rest of the year, December is Chitwan's 3rd-clearest and 7th-windiest month. For the whole year in context, see Chitwan's year-round climate.

Daytime high
22°
11th warmest
Overnight low
10°
2nd coldest
Rainfall
12 mm
1.2 wet days
Daylight
10 h 18 min
6:56 AM – 5:11 PM
Cloud cover
33%
3rd clearest
Wind
3 km/h
7th windiest
Solar energy
3.54 kWh/m²
Travel score
8.4
out of 10

Chitwan is metropolitan city in Chitwan District, Nepal.

Density
853/km²
people per km²

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 20°C by the end.

A typical December day in Chitwan reaches about 22°C in the afternoon and slips back to 10°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 24°C. Set against its neighbours, December runs about 4°C cooler than November and about 1°C warmer than January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12311
22311
32311
42311
52311
62311
72311
82210
92210
102210
112210
122210
132210
142210
152210
162110
17219
18219
19219
20219
21219
22219
23219
24219
25219
26208
27208
28208
29208
30208
31208

How December really feels in Chitwan

Once humidity and wind are folded in, December 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

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

Chitwan weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 274.210.47.6
Feb23° / 10°324.6118.0
Mar28° / 14°265.511.87.1
Apr31° / 17°53912.64.7
May32° / 21°16719.513.43.5
Jun31° / 24°43926.113.72.8
Jul30° / 24°68330.513.62.6
Aug30° / 24°55530.2132.6
Sep30° / 23°30625.512.23.3
Oct28° / 19°569.611.36.4
Nov25° / 13°121.410.68.8
Dec22° / 10°121.210.38.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 64% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 19%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18317
28317
38317
48218
58218
68218
78218
88119
98119
108119
118119
128119
138119
148119
158119
168119
178119
188119
198119
208119
218119
228119
238119
248119
258119
268119
278119
288119
298020
307921
317921

Chance of precipitation in December

Any precipitation

Chitwan gets around 12 mm of rain over 1.2 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 4% and peaks near 9% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
23
33
43
53
64
74
84
94
104
114
124
134
144
154
164
174
184
194
204
214
224
234
244
255
265
276
287
298
308
319

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 85% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
159401
261381
363361
466340
568320
670300
772280
874260
976240
1078220
1180200
1282180
1384160
1486140
1588120
1689110
179190
189370
199460
209550
219640
229730
239820
249820
259820
269820
279910
289910
299910
309910
319910

Wind in December

Winds average 3 km/h in December.

Across December, 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.

0246810151015202531
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
313calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 24 min at the start of December to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:46 AM to 7:02 AM, and sunset from 5:08 PM to 5:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.46:465:08
210.46:465:08
310.46:475:08
410.36:485:08
510.36:495:09
610.36:495:09
710.36:505:09
810.36:515:09
910.36:515:09
1010.36:525:09
1110.36:535:10
1210.36:535:10
1310.36:545:10
1410.36:555:10
1510.36:555:11
1610.36:565:11
1710.36:565:12
1810.36:575:12
1910.26:575:12
2010.26:585:13
2110.26:585:13
2210.26:595:14
2310.26:595:14
2410.27:005:15
2510.27:005:15
2610.37:015:16
2710.37:015:16
2810.37:015:17
2910.37:025:17
3010.37:025:18
3110.37:025:19

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.54 kWh/m².

For context, solar energy here swings from a low near 3.48 kWh/m² to a high of 6.31 kWh/m² in April across the year — December's 3.54 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.6Moderate
43.6Moderate
53.6Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.5Moderate
203.5Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.5Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.6Moderate
293.6Moderate
303.6Moderate
313.6Moderate
Planning a trip in December

Hazard calendar for Chitwan

In seasonPeak

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

Chitwan'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 December a good time to visit Chitwan?

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

8.4
Sightseeing
2nd-best month of the year
5.5
Beach & pool
6th-best month of the year

December is one of the better times to visit Chitwan for general sightseeing.

What to pack for Chitwan in December

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

In December, Chitwan sees daytime highs around 22°C and nights near 10°C. Little to plan around — just the basics.

UV index in Chitwan in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Chitwan peaks around July 21 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 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 21UV 11Nov 22UV 4
UV index (midday)Level
Jan4Moderate
Feb4Moderate
Mar8Very high
Apr8Very high
May8Very high
Jun8Very high
Jul11Extreme
Aug10Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec4Moderate

Air quality in Chitwan in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Chitwan is worst in January — around 141 µg/m³ PM2.5 (unhealthy), about 4.8× the cleanest month (July, 30 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 14139 µg/m³Jul 2131 µg/m³
PM2.5 (µg/m³)Level
Jan141Unhealthy
Feb123Unhealthy
Mar106Unhealthy
Apr88Unhealthy
May61Unhealthy
Jun53Poor
Jul30Moderate
Aug36Poor
Sep44Poor
Oct73Unhealthy
Nov104Unhealthy
Dec132Unhealthy
Location & terrain

Where is Chitwan?

Chitwan sits at 27.7°N, 84.4°E, 206 m above sea level, in Nepal. The nearest listed city is Hetauda, 65 km away.

HetaudaWāliṅPokharaKi̇̄rtipurBirgañjPatanKathmanduTānsen

Topography around Chitwan

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

Within 3 km, the terrain around Chitwan has only modest variations in elevation — a maximum elevation change of 58 m around an average of 205 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,438 m; within 80 km, extreme variations in elevation — a maximum elevation change of 6,539 m.

The land around Chitwan is covered by artificial surfaces (43%), trees (30%) and cropland (22%) within 3 km, trees (63%) and cropland (28%) within 16 km, and trees (71%) and cropland (23%) within 80 km.

3 km
58 m
16 km
1,438 m
80 km
6,539 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Hetauda 65 km · Wāliṅ 75 km · Pokhara 80 km · Ki̇̄rtipur 83 km · Birgañj 86 km · Patan 86 km · Kathmandu 87 km · Tānsen 90 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 Chitwan (27.6803°, 84.4365°, elevation 206 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).