Nepalgunj weather in May

In May, Nepalgunj sees average daytime highs of 38°C and overnight lows near 25°C, with 32 mm of rain across 6.7 wet days and about 13.4 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 38°C through the month. The sky is clear or mostly clear about 81% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 13 h 06 min at the start of May to 13 h 36 min by month's end. Set against the rest of the year, May is Nepalgunj's 4th-clearest and 1st-windiest month. For the whole year in context, see Nepalgunj's year-round climate.

Daytime high
38°
1st warmest
Overnight low
25°
8th coldest
Rainfall
32 mm
6.7 wet days
Daylight
13 h 24 min
5:33 AM – 6:56 PM
Cloud cover
25%
4th clearest
Wind
9 km/h
1st windiest
Solar energy
7.05 kWh/m²
Travel score
1.4
out of 10

Nepalgunj is city in Banke District, Nepal.

Density
1,935/km²
people per km²

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 38°C through the month.

A typical May day in Nepalgunj reaches about 38°C in the afternoon and slips back to 25°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 41°C. Set against its neighbours, May runs about 2°C warmer than April and about 2°C warmer than June.

20°25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
13723
23724
33824
43824
53824
63824
73824
83824
93824
103825
113825
123825
133825
143825
153825
163825
173825
183825
193825
203826
213826
223826
233826
243826
253826
263826
273826
283826
293826
303826
313826

How May really feels in Nepalgunj

Once humidity and wind are folded in, May averages 31 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
31
23 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Nepalgunj weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 28310.48.1
Feb25° / 12°353.5118.4
Mar31° / 16°222.511.86.0
Apr36° / 21°163.212.72.4
May38° / 25°326.713.41.4
Jun36° / 27°17514.413.71.7
Jul33° / 27°35625.213.62.2
Aug33° / 27°26824.7132.4
Sep32° / 25°15417.312.23.2
Oct31° / 21°29311.35.6
Nov28° / 15°40.510.68.3
Dec23° / 10°130.910.39.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 81% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 7%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1919
2919
3928
4928
5928
6928
7928
8928
9937
10937
11937
12946
13946
14955
15955
16955
17955
18955
19955
20955
21955
22955
23946
24946
25946
26946
27937
28928
29928
30919
319010

Chance of precipitation in May

Any precipitation

Nepalgunj gets around 32 mm of rain over 6.7 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 21% and peaks near 30% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
116
216
316
416
516
617
717
817
917
1017
1117
1217
1317
1417
1518
1618
1719
1820
1921
2022
2123
2224
2325
2426
2526
2627
2728
2828
2929
3029
3130

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 65% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11916223580
21815213690
318142136110
417132037120
516132037140
616121937160
715121937180
815111836190
914111736210
1014111635231
1113111634251
1213111533271
1312111532291
1411111431312
1510111430332
169111429343
179111328364
188111327374
197121226385
206121225406
216121124417
225111123428
235111122439
244111022439
2541010214410
2641010214411
273910214412
283910214413
293810214415
30389214316
31279204318

Wind in May

Winds average 9 km/h in May, the windiest month of the year.

Across May, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 06 min at the start of May to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over May. Sunrise moves from 5:44 AM to 5:27 AM, and sunset from 6:47 PM to 7:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:446:47
213.15:436:48
313.15:426:49
413.15:426:49
513.25:416:50
613.25:406:50
713.25:396:51
813.25:386:52
913.25:386:52
1013.35:376:53
1113.35:366:53
1213.35:366:54
1313.35:356:55
1413.35:346:55
1513.45:346:56
1613.45:336:56
1713.45:336:57
1813.45:326:58
1913.45:326:58
2013.55:316:59
2113.55:316:59
2213.55:307:00
2313.55:307:01
2413.55:297:01
2513.55:297:02
2613.65:287:02
2713.65:287:03
2813.65:287:03
2913.65:277:04
3013.65:277:04
3113.65:277:05

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.05 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.78 kWh/m² to a high of 7.05 kWh/m² in May across the year — May's 7.05 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.1Intense
27.1Intense
37.1Intense
47.1Intense
57.1Intense
67.1Intense
77.1Intense
87.1Intense
97.1Intense
107.1Intense
117.1Intense
127.1Intense
137.1Intense
147.1Intense
157.1Intense
167.1Intense
177.1Intense
187.0Intense
197.0Intense
207.0Intense
217.0Intense
227.0Intense
237.0Intense
247.0Intense
257.0Intense
266.9Intense
276.9Intense
286.9Intense
296.9Intense
306.8Intense
316.8Intense
Planning a trip in May

Hazard calendar for Nepalgunj

In seasonPeak

In May, Nepalgunj sits inside its dust season. The full year is below, with each hazard's peak months called out.

Nepalgunj's monsoon runs June–August, when most of the year's rain falls.

Nepalgunj sees seasonal dust haze (May–June), heaviest in June.

Monsoon
Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Nepalgunj?

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

1.4
Sightseeing
12th-best month of the year
4.5
Beach & pool
9th-best month of the year

May is a weaker month for outdoor sightseeing in Nepalgunj.

What to pack for Nepalgunj in May

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

In May, Nepalgunj sees daytime highs around 38°C and nights near 25°C. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

UV index in Nepalgunj in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nepalgunj peaks around August 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highHighModerateAug 16UV 9Dec 22UV 3
UV index (midday)Level
Jan4Moderate
Feb4Moderate
Mar8Very high
Apr8Very high
May9Very high
Jun9Very high
Jul9Very high
Aug10Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Nepalgunj in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Nepalgunj is worst in January — around 184 µg/m³ PM2.5 (very unhealthy), about 3.7× the cleanest month (July, 49 µg/m³).

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

0306090120150180210JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyPoorUnhealthyVery unhealthyJan 11182 µg/m³Jul 2150 µg/m³
PM2.5 (µg/m³)Level
Jan184Very unhealthy
Feb140Unhealthy
Mar106Unhealthy
Apr90Unhealthy
May74Unhealthy
Jun73Unhealthy
Jul49Poor
Aug56Unhealthy
Sep65Unhealthy
Oct108Unhealthy
Nov155Very unhealthy
Dec177Very unhealthy
Location & terrain

Where is Nepalgunj?

Nepalgunj sits at 28.1°N, 81.6°E, 150 m above sea level, in Nepal. The nearest listed city is Gulariyā, 32 km away.

BirendranagarTulsi̇̄purṬikāpurDailekhDhangaḍhi̇̄DipayalAmargaḍhi̇̄

Topography around Nepalgunj

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

Within 3 km, the terrain around Nepalgunj has only modest variations in elevation — a maximum elevation change of 14 m around an average of 149 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 84 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,664 m.

The land around Nepalgunj is covered by cropland (61%) and artificial surfaces (22%) within 3 km, cropland (62%) and trees (30%) within 16 km, and cropland (48%) and trees (46%) within 80 km.

3 km
14 m
16 km
84 m
80 km
2,664 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Gulariyā 32 km · Birendranagar 61 km · Tulsi̇̄pur 67 km · Ṭikāpur 72 km · Dailekh 89 km · Dhangaḍhi̇̄ 124 km · Dipayal 150 km · Amargaḍhi̇̄ 172 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 Nepalgunj (28.05°, 81.6167°, elevation 150 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).