Triyuga weather in December

In December, Triyuga sees average daytime highs of 24°C and overnight lows near 12°C, with 4 mm of rain across 0.6 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 25°C in the first days to 22°C by the end. The sky is clear or mostly clear about 75% 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 Triyuga's 2nd-clearest and 10th-windiest month. For the whole year in context, see Triyuga's year-round climate.

Daytime high
24°
11th warmest
Overnight low
12°
2nd coldest
Rainfall
4 mm
0.6 wet days
Daylight
10 h 18 min
6:45 AM – 5:04 PM
Cloud cover
24%
2nd clearest
Wind
5 km/h
10th windiest
Solar energy
3.57 kWh/m²
Travel score
9.1
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 22°C by the end.

A typical December day in Triyuga reaches about 24°C in the afternoon and slips back to 12°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 26°C. Set against its neighbours, December runs about 4°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
52513
62513
72513
82413
92412
102412
112412
122412
132412
142412
152412
162312
172311
182311
192311
202311
212311
222311
232311
242311
252311
262210
272210
282210
292210
302210
312210

How December really feels in Triyuga

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.

Triyuga 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
Jan22° / 10°111.810.58.4
Feb25° / 13°122.111.18.5
Mar31° / 17°122.511.85.9
Apr34° / 21°325.612.63.5
May34° / 24°10114.213.33.1
Jun32° / 25°26123.713.72.7
Jul31° / 25°4142813.52.6
Aug31° / 25°29127.612.92.7
Sep30° / 24°24423.612.23.3
Oct30° / 21°647.611.45.9
Nov27° / 16°50.710.78.5
Dec24° / 12°40.610.39.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 75% 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 12%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1919
2919
3919
49010
59010
68911
78911
88911
98812
108812
118812
128812
138713
148713
158614
168614
178614
188713
198713
208713
218713
228713
238713
248713
258713
268713
278614
288614
298614
308614
318614

Chance of precipitation in December

Any precipitation

Triyuga gets around 4 mm of rain over 0.6 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 2% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
21
31
41
51
62
72
82
92
102
112
123
133
143
153
163
173
183
193
203
212
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 71% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
139547
241536
343525
445505
547494
650473
752453
854433
957412
1059392
1161372
1265341
1367321
1469301
1571281
1675250
1777230
1879210
1981190
2083170
2185150
2286140
2388120
2489110
2590100
269190
279280
289370
299370
309460
319550

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 5 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
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
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 6:35 AM to 6:51 AM, and sunset from 5:01 PM to 5:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.46:355:01
210.46:365:01
310.46:365:01
410.46:375:01
510.46:385:01
610.46:385:02
710.46:395:02
810.46:405:02
910.46:405:02
1010.46:415:02
1110.36:425:03
1210.36:425:03
1310.36:435:03
1410.36:435:03
1510.36:445:04
1610.36:455:04
1710.36:455:04
1810.36:465:05
1910.36:465:05
2010.36:475:06
2110.36:475:06
2210.36:485:07
2310.36:485:07
2410.36:495:08
2510.36:495:08
2610.36:505:09
2710.36:505:09
2810.36:505:10
2910.36:515:10
3010.36:515:11
3110.36:515:11

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.57 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.57 kWh/m² to a high of 6.15 kWh/m² in April across the year — December's 3.57 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
93.6Moderate
103.5Moderate
113.5Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.6Moderate
223.6Moderate
233.6Moderate
243.6Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.6Moderate
293.6Moderate
303.6Moderate
313.7Moderate
Planning a trip in December

Hazard calendar for Triyuga

In seasonPeak

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

Triyuga'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 Triyuga?

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

9.1
Sightseeing
1st-best month of the year
7.2
Beach & pool
5th-best month of the year

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

What to pack for Triyuga in December

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

In December, Triyuga sees daytime highs around 24°C and nights near 12°C. Worth packing: light clothes.

light clothes

UV index in Triyuga 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 Triyuga 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 Triyuga 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 Triyuga 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 Triyuga?

Triyuga sits at 26.8°N, 86.7°E, 165 m above sea level, in Nepal. The nearest listed city is Lahān, 23 km away.

InaruwaSirahaDharānĪṭahari̇̄DhankutāBiratnagar

Topography around Triyuga

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

Within 3 km, the terrain around Triyuga has significant variations in elevation — a maximum elevation change of 308 m around an average of 182 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,824 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,025 m.

The land around Triyuga is covered by cropland (42%) and trees (35%) within 3 km, trees (83%) within 16 km, and trees (51%) and cropland (40%) within 80 km.

3 km
308 m
16 km
1,824 m
80 km
4,025 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Lahān 23 km · Rājbirāj 28 km · Inaruwa 49 km · Siraha 51 km · Dharān 58 km · Īṭahari̇̄ 59 km · Dhankutā 66 km · Biratnagar 68 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 Triyuga (26.7919°, 86.699°, elevation 165 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).