Lumbini weather in December

In December, Lumbini sees average daytime highs of 23°C and overnight lows near 11°C, with 9 mm of rain across 0.8 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 25°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 Lumbini's 3rd-clearest and 10th-windiest month. For the whole year in context, see Lumbini's year-round climate.

Daytime high
23°
11th warmest
Overnight low
11°
2nd coldest
Rainfall
9 mm
0.8 wet days
Daylight
10 h 18 min
7:00 AM – 5:16 PM
Cloud cover
24%
3rd clearest
Wind
4 km/h
10th windiest
Solar energy
3.68 kWh/m²
Travel score
8.9
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 25°C in the first days to 21°C by the end.

A typical December day in Lumbini reaches about 23°C in the afternoon and slips back to 11°C overnight — a 12°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 5°C cooler than November and about 2°C warmer than January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12513
22513
32513
42513
52512
62412
72412
82412
92412
102412
112412
122312
132311
142311
152311
162311
172311
182311
192211
202210
212210
222210
232210
242210
252210
262210
272110
282110
292110
302110
31219

How December really feels in Lumbini

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.

Lumbini 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
Jan21° / 212.510.58.2
Feb25° / 12°252.7118.5
Mar31° / 16°132.111.86.1
Apr35° / 21°154.212.62.8
May36° / 25°479.413.32.1
Jun35° / 26°2601913.72.1
Jul32° / 26°41428.313.62.2
Aug32° / 26°36127.2132.4
Sep32° / 25°20221.812.23.1
Oct31° / 21°425.711.35.7
Nov28° / 15°50.610.68.3
Dec23° / 11°90.810.38.9

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 11% of December, with mostly cloudy or overcast conditions the remaining 13%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18812
28812
38812
48713
58713
68614
78614
88614
98614
108614
118713
128713
138713
148713
158812
168812
178812
188812
198812
208911
218911
228911
238911
248911
258911
268713
278713
288713
298614
308614
318614

Chance of precipitation in December

Any precipitation

Lumbini gets around 9 mm of rain over 0.8 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 3% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
22
32
42
52
62
73
83
93
103
113
123
133
143
153
163
173
183
193
203
213
222
232
243
253
263
273
283
294
304
314

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 68% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1385111
2395110
341509
443498
545497
647476
749465
851454
953434
1056413
1157403
1260382
1362362
1464342
1567321
1669301
1771281
1874260
1976240
2078220
2180200
2282180
2383170
2485150
2586140
2687130
2788120
2889110
2990100
309190
319280

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 5 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
295calm
305calm
315calm

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 6:50 AM to 7:07 AM, and sunset from 5:13 PM to 5:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.46:505:13
210.46:515:14
310.46:515:14
410.46:525:14
510.36:535:14
610.36:545:14
710.36:545:14
810.36:555:14
910.36:565:14
1010.36:565:15
1110.36:575:15
1210.36:585:15
1310.36:585:15
1410.36:595:16
1510.36:595:16
1610.37:005:16
1710.37:005:17
1810.37:015:17
1910.37:025:18
2010.37:025:18
2110.37:035:18
2210.37:035:19
2310.37:045:19
2410.37:045:20
2510.37:045:20
2610.37:055:21
2710.37:055:21
2810.37:065:22
2910.37:065:23
3010.37:065:23
3110.37:075:24

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.68 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.68 kWh/m² to a high of 6.73 kWh/m² in April across the year — December's 3.68 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.8Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.7Moderate
73.7Moderate
83.7Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.7Moderate
133.7Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.7Moderate
183.7Moderate
193.7Moderate
203.7Moderate
213.7Moderate
223.7Moderate
233.7Moderate
243.7Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.7Moderate
Planning a trip in December

Hazard calendar for Lumbini

In seasonPeak

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

Lumbini'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 Lumbini?

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
6.8
Beach & pool
5th-best month of the year

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

What to pack for Lumbini in December

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

In December, Lumbini sees daytime highs around 23°C and nights near 11°C. Worth packing: light clothes.

light clothes

UV index in Lumbini 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 Lumbini peaks around July 21 at about 10 (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 highVery highModerateJul 21UV 10Nov 22UV 4
UV index (midday)Level
Jan4Moderate
Feb4Moderate
Mar8Very high
Apr8Very high
May9Very high
Jun8Very high
Jul10Extreme
Aug10Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec4Moderate

Air quality in Lumbini 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 Lumbini is worst in January — around 166 µg/m³ PM2.5 (very unhealthy), about 4.5× the cleanest month (July, 37 µg/m³).

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

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyPoorUnhealthyVery unhealthyJan 12164 µg/m³Jul 2139 µg/m³
PM2.5 (µg/m³)Level
Jan166Very unhealthy
Feb138Unhealthy
Mar104Unhealthy
Apr90Unhealthy
May69Unhealthy
Jun63Unhealthy
Jul37Poor
Aug44Poor
Sep54Poor
Oct95Unhealthy
Nov140Unhealthy
Dec158Very unhealthy
Location & terrain

Where is Lumbini?

Lumbini sits at 27.5°N, 83.2°E, 0 m above sea level, in Nepal. The nearest listed city is Siddharthanagar, 20 km away.

TānsenWāliṅBāgluṅPokharaChitwanTulsi̇̄pur

Topography around Lumbini

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

Within 3 km, the terrain around Lumbini has only modest variations in elevation — a maximum elevation change of 17 m around an average of 94 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 44 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,478 m.

The land around Lumbini is covered by cropland (86%) within 3 km, cropland (84%) within 16 km, and cropland (55%) and trees (40%) within 80 km.

3 km
17 m
16 km
44 m
80 km
2,478 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Siddharthanagar 20 km · Butwāl 33 km · Tānsen 54 km · Wāliṅ 77 km · Bāgluṅ 97 km · Pokhara 115 km · Chitwan 120 km · Tulsi̇̄pur 120 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 Lumbini (27.4557°, 83.2498°, elevation 0 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).