Mongar in Spring

In spring (March, April and May), Mongar sees average daytime highs around 19°C and overnight lows near 10°C, with 1222 mm of precipitation over about 82 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Over the season highs climb from about 16°C in early March to 22°C by late May. The sky is clear or mostly clear about 6% of the time across spring, and the air most often feels dry.

Spring is Mongar's 3rd-best season to visit on our travel score. For the whole year in context, see Mongar's year-round climate.

Avg daytime high: 19°C; 3rd-warmest season
Avg overnight low: 10°C
Precipitation: 1222 mm; 82 wet days
Avg wind: 3 km/h
Travel score: 3.6; 3rd-best season
Months: Mar · Apr · May

← Winter Mongar year-round climate Summer →

Spring Summer Fall Winter

Temperature in Mongar in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 16°C in early March to 22°C by late May.

A typical spring day in Mongar reaches about 19°C and drops to 10°C overnight. The warmest of the three months is May, the coolest March.

Mongar weather by month

How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	13° / 2°	89	12.5	2.6	10.5	3.5
Feb	14° / 4°	172	18.4	1.2	11	3.2
Mar	17° / 7°	293	25.4	0	11.8	3.5
Apr	19° / 10°	414	27.4	0	12.6	3.6
May	21° / 13°	516	29.1	0	13.3	3.6
Jun	22° / 16°	798	29.6	0	13.7	3.4
Jul	23° / 17°	884	31	0	13.5	3.3
Aug	23° / 17°	574	30.4	0	13	3.4
Sep	22° / 16°	496	27.7	0	12.2	3.7
Oct	21° / 11°	195	16.8	0	11.3	5.6
Nov	18° / 7°	59	9	0	10.7	6.0
Dec	15° / 4°	48	7.4	0.4	10.3	4.8

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time across spring.

Chance of precipitation in Spring

Any precipitationSnow

Mongar gets around 1222 mm of rain and snow over 82 wet days across spring. The line is the day-by-day chance of measurable precipitation.

Humidity in Spring

DryComfortableHumidMuggyOppressiveMiserable

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

Wind in Spring

Winds average 3 km/h across spring.

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 11 h 24 min in early March to 13 h 36 min by late May. The lit band spans sunrise to sunset each day.

Solar energy in Spring

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across spring, about 4.8 kWh/m².

Planning a trip in spring

Hazard calendar for Mongar

In seasonPeak

In spring, Mongar overlaps its monsoon season. The full year is below, with each hazard's peak months called out.

Mongar's monsoon runs April–September, when most of the year's rain falls.

Monsoon

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is spring a good time to visit Mongar?

Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

3.6

Sightseeing

3rd-best month of the year

1.6

Beach & pool

3rd-best month of the year

spring is a weaker month for outdoor sightseeing in Mongar.

What to pack for Mongar in Spring

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

In spring, Mongar sees daytime highs around 19°C and nights near 10°C. Pack rain gear. Worth having: a warm layer and sun protection. About 82 days see rain.

rain geara warm layersun protection

UV index in Mongar in Spring

LowModerateHighVery highExtreme

Clear-sky midday UV across spring averages 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 Mongar peaks around July 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 5 (moderate).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	5	5	8	9	10	13	13	11	11	7	6	5
Level	Moderate	Moderate	Very high	Very high	Very high	Extreme	Extreme	Extreme	Extreme	Very high	High	Moderate

	UV index (midday)	Level
Jan	5	Moderate
Feb	5	Moderate
Mar	8	Very high
Apr	9	Very high
May	10	Very high
Jun	13	Extreme
Jul	13	Extreme
Aug	11	Extreme
Sep	11	Extreme
Oct	7	Very high
Nov	6	High
Dec	5	Moderate

Air quality in Mongar in Spring

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Mongar is worst in February — around 73 µg/m³ PM2.5 (unhealthy), about 3.7× the cleanest month (July, 20 µg/m³).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	64	73	67	55	36	27	20	24	28	36	45	54
Level	Unhealthy	Unhealthy	Unhealthy	Poor	Poor	Moderate	Moderate	Moderate	Moderate	Poor	Poor	Poor

	PM2.5 (µg/m³)	Level
Jan	64	Unhealthy
Feb	73	Unhealthy
Mar	67	Unhealthy
Apr	55	Poor
May	36	Poor
Jun	27	Moderate
Jul	20	Moderate
Aug	24	Moderate
Sep	28	Moderate
Oct	36	Poor
Nov	45	Poor
Dec	54	Poor

Location & terrain

Where is Mongar?

Mongar sits at 27.3°N, 91.2°E, 0 m above sea level, in Bhutan. The nearest listed city is Trashigang, 32 km away.

Topography around Mongar

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

Within 3 km, the terrain around Mongar has very significant variations in elevation — a maximum elevation change of 1,572 m around an average of 1,668 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,853 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,706 m.

The land around Mongar is covered by trees (78%) within 3 km, trees (89%) within 16 km, and trees (84%) within 80 km.

3 km

1,572 m

trees 78%

16 km

2,853 m

trees 89%

80 km

5,706 m

trees 84%

treesgrasslandcroplandartificial surfacesbare terrainmoss and lichen

← Winter Mongar year-round climate Summer →

Spring weather nearby: Trashigang 32 km · Jakar 57 km · Samdrup Jongkhar 59 km · Trongsa 77 km · Tsirang 114 km · Punakha 139 km · Thimphu 159 km · Paro 181 km

Bhutan travel facts

Travel advisory: Level 1; Exercise Normal Precautions
Power plugs: Type C / D / F / G / M; 230 V · 50 Hz
Prices: ≈ 23% of US; price level, 2025
GDP per capita: $4,493; 2025
Happiness: 5.1 / 10; World Happiness, 2018
Safe drinking water: 66%; of population, 2024
Homicide rate: 2.5; per 100k, 2020
Road deaths: 16.2; per 100k/yr, 2019
Income group: Lower middle; World Bank
English: Low; EF EPI 473
Religion

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 Mongar (27.2747°, 91.2396°, 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.