Lumbini weather in May

In May, Lumbini sees average daytime highs of 36°C and overnight lows near 25°C, with 47 mm of rain across 9.4 wet days and about 13.3 hours of daylight. It is the 1st-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 36°C through the month. The sky is clear or mostly clear about 73% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 13 hours at the start of May to 13 h 36 min by month's end. Set against the rest of the year, May is Lumbini's 7th-clearest and 2nd-windiest month. For the whole year in context, see Lumbini's year-round climate.

Daytime high
36°
1st warmest
Overnight low
25°
8th coldest
Rainfall
47 mm
9.4 wet days
Daylight
13 h 24 min
5:28 AM – 6:49 PM
Cloud cover
30%
7th clearest
Wind
8 km/h
2nd windiest
Solar energy
6.6 kWh/m²
Travel score
2.1
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 36°C through the month.

A typical May day in Lumbini reaches about 36°C in the afternoon and slips back to 25°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 40°C. Set against its neighbours, May runs on par with April and about 2°C warmer than June.

20°25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
13623
23623
33623
43624
53624
63624
73624
83624
93624
103624
113624
123624
133624
143624
153625
163625
173625
183625
193625
203625
213625
223625
233625
243625
253625
263625
273625
283626
293626
303626
313626

How May really feels in Lumbini

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
14 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.

Lumbini weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 5th-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 73% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 11%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18911
28911
38911
48911
58911
68911
78911
89010
99010
109010
119010
129010
139010
149010
159010
169010
179010
189010
199010
209010
218911
228812
238812
248812
258812
268713
278713
288614
298515
308416
318416

Chance of precipitation in May

Any precipitation

Lumbini gets around 47 mm of rain over 9.4 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 30% and peaks near 41% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
122
223
323
424
524
624
725
825
925
1026
1126
1226
1326
1427
1527
1628
1729
1830
1931
2032
2133
2234
2335
2435
2536
2637
2738
2839
2939
3040
3141

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 36% of days. Sticky, muggy-or-worse air turns up on roughly 75% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11511204580
21411204690
313111947100
412101848110
512101748130
611101648150
710101548161
810101447181
99101346201
109101245221
118101144251
128101143272
137101041302
14610939332
1569938353
1659836383
1759834404
1849733435
1948731455
2048729476
2137628497
2237626517
2337625518
2426624548
2526622559
26256215610
27256205710
28256195711
29246195613
30246185614
31246175516

Wind in May

Winds average 8 km/h in May.

Across May, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 hours 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 36 minutes over May. Sunrise moves from 5:38 AM to 5:22 AM, and sunset from 6:40 PM to 6:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:386:40
213.15:376:41
313.15:376:41
413.15:366:42
513.15:356:42
613.15:346:43
713.25:346:44
813.25:336:44
913.25:326:45
1013.25:316:45
1113.35:316:46
1213.35:306:46
1313.35:296:47
1413.35:296:48
1513.35:286:48
1613.45:286:49
1713.45:276:49
1813.45:276:50
1913.45:266:51
2013.45:266:51
2113.45:256:52
2213.55:256:52
2313.55:246:53
2413.55:246:53
2513.55:236:54
2613.55:236:54
2713.55:236:55
2813.65:226:56
2913.65:226:56
3013.65:226:57
3113.65:226:57

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.6 kWh/m².

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 — May's 6.6 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.7Intense
76.7Intense
86.7Intense
96.7Intense
106.7Intense
116.7Intense
126.7Intense
136.7Intense
146.7Intense
156.6Intense
166.6Intense
176.6Intense
186.6Intense
196.6Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in May

Hazard calendar for Lumbini

In seasonPeak

None of Lumbini's seasonal hazards are active in May. 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 May a good time to visit Lumbini?

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

2.1
Sightseeing
11th-best month of the year
5.2
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Lumbini.

What to pack for Lumbini in May

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

In May, Lumbini sees daytime highs around 36°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

UV index in Lumbini 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 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 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 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
May 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).