Dharān weather in December

In December, Dharān sees average daytime highs of 22°C and overnight lows near 11°C, with 5 mm of rain across 0.9 wet days and about 10.3 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 24°C in the first days to 21°C by the end. The sky is clear or mostly clear about 77% 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 Dharān's 2nd-clearest and 10th-windiest month. For the whole year in context, see Dharān's year-round climate.

Daytime high
22°
11th warmest
Overnight low
11°
2nd coldest
Rainfall
5 mm
0.9 wet days
Daylight
10 h 18 min
6:42 AM – 5:02 PM
Cloud cover
24%
2nd clearest
Wind
4 km/h
10th windiest
Solar energy
3.56 kWh/m²
Travel score
8.9
out of 10

Dharān is city in Sunsari District, Nepal.

Density
14,153/km²
people per km²
Founded
1902

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 24°C in the first days to 21°C by the end.

A typical December day in Dharān reaches about 22°C in the afternoon and slips back to 11°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 25°C. Set against its neighbours, December runs about 3°C cooler than November and about 2°C warmer than January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12413
22413
32412
42412
52412
62312
72312
82312
92312
102312
112311
122311
132311
142311
152211
162211
172211
182211
192210
202210
212210
222210
232210
242210
252210
262110
272110
282110
292110
30219
31219

How December really feels in Dharān

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.

Dharān weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 10°10210.58.2
Feb24° / 12°132.411.18.5
Mar29° / 16°153.411.87.0
Apr32° / 20°448.412.64.4
May31° / 23°12718.413.33.6
Jun30° / 24°31826.513.72.9
Jul30° / 25°48029.813.52.7
Aug30° / 25°37129.812.92.7
Sep29° / 23°27724.712.23.5
Oct28° / 20°738.111.46.6
Nov26° / 15°71.110.78.9
Dec22° / 11°50.910.38.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 77% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 11%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1928
2928
3928
4928
5928
6928
7919
8919
99010
109010
118911
128911
138812
148812
158812
168812
178812
188812
198812
208713
218713
228713
238713
248713
258614
268614
278614
288713
298614
308614
318614

Chance of precipitation in December

Any precipitation

Dharān gets around 5 mm of rain over 0.9 wet days in December, the driest month. 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 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
22
32
42
52
63
73
83
93
103
114
124
134
144
154
164
174
184
194
204
213
223
233
244
254
264
274
285
295
305
315

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 77% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
150473
252453
355432
456422
558402
660382
762371
864351
966331
1068311
1170291
1273270
1375250
1476240
1578220
1680200
1782180
1884160
1985150
2087130
2188120
2290100
239190
249280
259370
269370
279460
289550
299550
309640
319640

Wind in December

Winds average 4 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

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 6:33 AM to 6:49 AM, and sunset from 4:59 PM to 5:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.46:334:59
210.46:334:59
310.46:344:59
410.46:354:59
510.46:354:59
610.46:364:59
710.46:374:59
810.46:374:59
910.46:385:00
1010.46:395:00
1110.36:395:00
1210.36:405:00
1310.36:415:01
1410.36:415:01
1510.36:425:01
1610.36:425:02
1710.36:435:02
1810.36:435:02
1910.36:445:03
2010.36:455:03
2110.36:455:04
2210.36:455:04
2310.36:465:05
2410.36:465:05
2510.36:475:06
2610.36:475:06
2710.36:485:07
2810.36:485:07
2910.36:485:08
3010.36:495:08
3110.36:495:09

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.56 kWh/m².

For context, solar energy here swings from a low near 3.5 kWh/m² to a high of 5.95 kWh/m² in April across the year — December's 3.56 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
83.5Moderate
93.5Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.5Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.6Moderate
293.6Moderate
303.7Moderate
313.7Moderate
Planning a trip in December

Hazard calendar for Dharān

In seasonPeak

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

Dharān'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 December a good time to visit Dharān?

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

8.9
Sightseeing
1st-best month of the year
6.4
Beach & pool
6th-best month of the year

December is one of the better times to visit Dharān for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Dharān in December

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

In December, Dharān sees daytime highs around 22°C and nights near 11°C. Worth packing: light clothes.

light clothes

UV index in Dharān 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 Dharān 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 Dharān 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 Dharān 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 Dharān?

Dharān sits at 26.8°N, 87.3°E, 375 m above sea level, in Nepal. The nearest listed city is Īṭahari̇̄, 17 km away.

TriyugaRājbirājKhā̃dbāri̇̄Ilām

Topography around Dharān

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

Within 3 km, the terrain around Dharān has large variations in elevation — a maximum elevation change of 612 m around an average of 402 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,958 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,606 m.

The land around Dharān is covered by trees (55%) and artificial surfaces (33%) within 3 km, trees (76%) within 16 km, and trees (58%) and cropland (35%) within 80 km.

3 km
612 m
16 km
1,958 m
80 km
4,606 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Īṭahari̇̄ 17 km · Dhankutā 20 km · Inaruwa 27 km · Biratnagar 40 km · Triyuga 58 km · Rājbirāj 61 km · Khā̃dbāri̇̄ 63 km · Ilām 65 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 Dharān (26.8144°, 87.2797°, elevation 375 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).