Siddharthanagar weather in April

In April, Siddharthanagar sees average daytime highs of 35°C and overnight lows near 21°C, with 15 mm of rain across 3.6 wet days and about 12.6 hours of daylight. It is the 2nd-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 34°C in the first days to 36°C by the end. The sky is clear or mostly clear about 70% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 12 min at the start of April to 13 hours by month's end. Set against the rest of the year, April is Siddharthanagar's 5th-clearest and 1st-windiest month. For the whole year in context, see Siddharthanagar's year-round climate.

Daytime high
35°
2nd warmest
Overnight low
21°
7th coldest
Rainfall
15 mm
3.6 wet days
Daylight
12 h 42 min
5:52 AM – 6:31 PM
Cloud cover
29%
5th clearest
Wind
8 km/h
1st windiest
Solar energy
6.65 kWh/m²
Travel score
2.9
out of 10

Siddharthanagar is city in western Nepal.

Density
1,759/km²
people per km²
Founded
1967

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 34°C in the first days to 36°C by the end.

A typical April day in Siddharthanagar reaches about 35°C in the afternoon and slips back to 21°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 39°C. Set against its neighbours, April runs about 5°C warmer than March and on par with May.

15°20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13419
23419
33419
43419
53419
63519
73520
83520
93520
103520
113520
123520
133521
143621
153621
163621
173621
183621
193622
203622
213622
223622
233622
243622
253622
263622
273623
283623
293623
303623

How April really feels in Siddharthanagar

Once humidity and wind are folded in, April averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Siddharthanagar weather by month

How April compares with the rest of the year at a glance. April is the 2nd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 192.410.58.1
Feb25° / 12°192.5118.5
Mar31° / 16°122.211.86.1
Apr35° / 21°153.612.62.9
May36° / 24°499.413.32.3
Jun34° / 26°25019.613.72.3
Jul32° / 26°3952813.62.3
Aug32° / 26°34627.3132.4
Sep31° / 25°18822.112.23.2
Oct30° / 21°375.411.35.8
Nov27° / 15°40.610.68.4
Dec23° / 11°90.910.38.9

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 70% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 15%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18515
28515
38515
48515
58515
68515
78416
88416
98416
108416
118416
128416
138416
148416
158416
168416
178416
188416
198515
208515
218515
228614
238713
248713
258713
268812
278812
288812
298812
308812

Chance of precipitation in April

Any precipitation

Siddharthanagar gets around 15 mm of rain over 3.6 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 13% and peaks near 20% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202530
Rain chance (%)
19
29
39
49
59
69
79
89
99
109
119
1210
1310
1410
1511
1611
1712
1812
1913
2014
2114
2215
2316
2416
2517
2618
2719
2819
2920
3020

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 34% of days. Sticky, muggy-or-worse air turns up on roughly 22% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
142262561
242262571
342252571
443242571
543232581
643222591
743222591
8432126101
9432026111
10421926121
11421926131
12411826141
13401826151
14391726161
15381727171
16371727181
17361727192
18351627202
19331627222
20321627232
21301527252
22281527273
23271527293
24251427313
25241426324
26221326345
27211325365
28191225386
29181224397
30161224418

Wind in April

Winds average 8 km/h in April, the windiest month of the year.

Across April, 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.

051015151015202530
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

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 12 min at the start of April to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over April. Sunrise moves from 6:09 AM to 5:38 AM, and sunset from 6:23 PM to 6:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:096:23
212.36:076:24
312.36:066:24
412.36:056:25
512.46:046:25
612.46:036:26
712.46:026:26
812.46:016:27
912.55:596:27
1012.55:586:28
1112.55:576:28
1212.55:566:29
1312.65:556:29
1412.65:546:30
1512.65:536:30
1612.75:526:31
1712.75:516:32
1812.75:506:32
1912.75:496:33
2012.85:486:33
2112.85:476:34
2212.85:466:34
2312.85:456:35
2412.95:446:35
2512.95:436:36
2612.95:426:37
2712.95:416:37
2813.05:406:38
2913.05:396:38
3013.05:386:39

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.65 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.66 kWh/m² to a high of 6.65 kWh/m² in April across the year — April's 6.65 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.6Intense
106.6Intense
116.6Intense
126.6Intense
136.6Intense
146.7Intense
156.7Intense
166.7Intense
176.7Intense
186.7Intense
196.7Intense
206.7Intense
216.7Intense
226.7Intense
236.7Intense
246.7Intense
256.7Intense
266.7Intense
276.7Intense
286.7Intense
296.7Intense
306.7Intense
Planning a trip in April

Hazard calendar for Siddharthanagar

In seasonPeak

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

Siddharthanagar'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 April a good time to visit Siddharthanagar?

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

2.9
Sightseeing
8th-best month of the year
6.4
Beach & pool
6th-best month of the year

April is a weaker month for outdoor sightseeing in Siddharthanagar. The water and warmth also suit a beach or pool day.

What to pack for Siddharthanagar in April

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

In April, Siddharthanagar sees daytime highs around 35°C and nights near 21°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

UV index in Siddharthanagar in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Siddharthanagar peaks around July 22 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 highExtremeVery highModerateJul 22UV 10Nov 22UV 4
UV index (midday)Level
Jan4Moderate
Feb4Moderate
Mar8Very high
Apr8Very high
May9Very high
Jun8Very high
Jul11Extreme
Aug10Extreme
Sep9Very high
Oct6High
Nov4Moderate
Dec4Moderate

Air quality in Siddharthanagar in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Siddharthanagar 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 Siddharthanagar?

Siddharthanagar sits at 27.5°N, 83.5°E, 107 m above sea level, in Nepal. The nearest listed city is Lumbini, 20 km away.

WāliṅBāgluṅChitwanPokharaTulsi̇̄pur

Topography around Siddharthanagar

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

Within 3 km, the terrain around Siddharthanagar has only modest variations in elevation — a maximum elevation change of 20 m around an average of 105 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 62 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,677 m.

The land around Siddharthanagar is covered by cropland (58%) and artificial surfaces (25%) within 3 km, cropland (80%) within 16 km, and cropland (49%) and trees (46%) within 80 km.

3 km
20 m
16 km
62 m
80 km
2,677 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Lumbini 20 km · Butwāl 21 km · Tānsen 42 km · Wāliṅ 62 km · Bāgluṅ 87 km · Chitwan 99 km · Pokhara 99 km · Tulsi̇̄pur 133 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 Siddharthanagar (27.5°, 83.45°, elevation 107 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).