Rājbirāj weather in June

In June, Rājbirāj sees average daytime highs of 33°C and overnight lows near 26°C, with 295 mm of rain across 23.3 wet days and about 13.6 hours of daylight. It is the 3rd-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 34°C in the first days to 32°C by the end. The sky is clear or mostly clear about 19% of the time in June, and the air most often feels miserable.

Daylight stretches from about 13 h 30 min at the start of June to 13 h 42 min by month's end. Set against the rest of the year, June is Rājbirāj's 10th-clearest and 1st-windiest month. For the whole year in context, see Rājbirāj's year-round climate.

Daytime high
33°
3rd warmest
Overnight low
26°
10th coldest
Rainfall
295 mm
23.3 wet days
Daylight
13 h 42 min
5:09 AM – 6:48 PM
Cloud cover
69%
10th clearest
Wind
12 km/h
1st windiest
Solar energy
4.63 kWh/m²
Travel score
2.3
out of 10

Rājbirāj is municipality in Saptari District, Nepal.

Density
1,255/km²
people per km²
Founded
1950

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 34°C in the first days to 32°C by the end.

A typical June day in Rājbirāj reaches about 33°C in the afternoon and slips back to 26°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 36°C. Set against its neighbours, June runs about 2°C cooler than May and about 1°C warmer than July.

20°25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13426
23426
33426
43426
53426
63426
73426
83426
93426
103426
113426
123426
133326
143326
153326
163326
173326
183326
193326
203326
213326
223326
233326
243226
253226
263226
273226
283226
293226
303226

How June really feels in Rājbirāj

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

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

Rājbirāj weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 11°121.610.58.9
Feb27° / 14°141.911.18.2
Mar33° / 19°162.711.84.8
Apr36° / 23°406.812.62.4
May35° / 25°12113.913.32.3
Jun33° / 26°29523.313.62.3
Jul32° / 26°42729.113.52.2
Aug32° / 26°34529.112.92.2
Sep32° / 26°30823.812.22.8
Oct31° / 22°766.911.45.1
Nov29° / 17°30.510.77.5
Dec25° / 13°40.510.49.1

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 17% of June, with mostly cloudy or overcast conditions the remaining 63%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16832
26634
36535
46436
56139
66040
75743
85446
95347
105050
114753
124456
134258
143961
153664
163466
173169
182971
192773
202575
212377
222179
231882
241783
251684
261486
271387
281387
291189
301189

Chance of precipitation in June

Any precipitation

Rājbirāj gets around 295 mm of rain over 23.3 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 78% and peaks near 94% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
158
259
360
462
563
664
765
867
968
1070
1171
1273
1375
1476
1578
1679
1781
1882
1984
2085
2186
2287
2389
2490
2591
2692
2793
2893
2994
3094

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the miserable band about 86% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1134254
2134056
3123859
4123562
5123265
6123067
7112771
8112474
9012277
10011980
11001783
12001585
13001387
14001189
1500991
1600793
1700694
1800595
1900397
2000397
2100298
2200199
2300199
2400199
2500199
26000100
27000100
28000100
29000100
30000100

Wind in June

Winds average 12 km/h in June, the windiest month of the year.

Across June, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 13 h 30 min at the start of June to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 5:09 AM to 5:12 AM, and sunset from 6:42 PM to 6:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:096:42
213.65:096:42
313.65:096:43
413.65:096:43
513.65:096:44
613.65:096:44
713.65:086:45
813.65:086:45
913.65:086:45
1013.65:086:46
1113.65:086:46
1213.65:086:47
1313.65:086:47
1413.65:086:47
1513.75:086:48
1613.75:096:48
1713.75:096:48
1813.75:096:49
1913.75:096:49
2013.75:096:49
2113.75:096:49
2213.75:096:50
2313.75:106:50
2413.75:106:50
2513.75:106:50
2613.75:106:50
2713.75:116:50
2813.75:116:51
2913.75:116:51
3013.75:126:51

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.63 kWh/m².

For context, solar energy here swings from a low near 3.71 kWh/m² to a high of 6.31 kWh/m² in April across the year — June's 4.63 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.2Bright
65.2Bright
75.1Bright
85.1Bright
95.0Bright
105.0Bright
114.9Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.6Bright
174.5Bright
184.5Bright
194.4Bright
204.3Bright
214.3Bright
224.2Bright
234.2Bright
244.1Bright
254.1Bright
264.0Bright
274.0Moderate
283.9Moderate
293.9Moderate
303.9Moderate
Planning a trip in June

Hazard calendar for Rājbirāj

In seasonPeak

In June, Rājbirāj sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Rājbirāj'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 June a good time to visit Rājbirāj?

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

2.3
Sightseeing
9th-best month of the year
4.2
Beach & pool
10th-best month of the year

June is a weaker month for outdoor sightseeing in Rājbirāj.

What to pack for Rājbirāj in June

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

In June, Rājbirāj sees daytime highs around 33°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

UV index in Rājbirāj in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rājbirāj peaks around July 19 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 20 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 19UV 11Jan 20UV 4
UV index (midday)Level
Jan4Moderate
Feb4Moderate
Mar8Very high
Apr7High
May8Very high
Jun7High
Jul11Extreme
Aug9Very high
Sep10Very high
Oct6High
Nov4Moderate
Dec4Moderate

Air quality in Rājbirāj in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Rājbirāj is worst in January — around 243 µg/m³ PM2.5 (very unhealthy), about 5.3× the cleanest month (July, 46 µg/m³).

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

0306090120150180210240270JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyPoorUnhealthyVery unhealthyJan 12241 µg/m³Jul 1747 µg/m³
PM2.5 (µg/m³)Level
Jan243Very unhealthy
Feb196Very unhealthy
Mar138Unhealthy
Apr97Unhealthy
May75Unhealthy
Jun62Unhealthy
Jul46Poor
Aug58Unhealthy
Sep73Unhealthy
Oct124Unhealthy
Nov191Very unhealthy
Dec231Very unhealthy
Location & terrain

Where is Rājbirāj?

Rājbirāj sits at 26.5°N, 86.7°E, 89 m above sea level, in Nepal. The nearest listed city is Triyuga, 28 km away.

BiratnagarĪṭahari̇̄SirahaDharānDhankutā

Topography around Rājbirāj

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

Within 3 km, the terrain around Rājbirāj has only modest variations in elevation — a maximum elevation change of 27 m around an average of 83 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 378 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,952 m.

The land around Rājbirāj is covered by cropland (69%) within 3 km, cropland (67%) and trees (20%) within 16 km, and cropland (56%) and trees (38%) within 80 km.

3 km
27 m
16 km
378 m
80 km
2,952 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Triyuga 28 km · Lahān 33 km · Inaruwa 40 km · Biratnagar 53 km · Īṭahari̇̄ 54 km · Siraha 55 km · Dharān 61 km · Dhankutā 76 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 Rājbirāj (26.5397°, 86.748°, elevation 89 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).