Thị Trấn Nước Hai in Spring

In spring (March, April and May), Thị Trấn Nước Hai sees average daytime highs around 24°C and overnight lows near 18°C, with 413 mm of rain over about 55 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Over the season highs climb from about 19°C in early March to 29°C by late May. The sky is clear or mostly clear about 10% of the time across spring, and the air most often feels muggy.

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

Avg daytime high: 24°C; 3rd-warmest season
Avg overnight low: 18°C
Rainfall: 413 mm; 55 wet days
Avg wind: 8 km/h
Travel score: 5.0; 3rd-best season
Months: Mar · Apr · May

← Winter Thị Trấn Nước Hai year-round climate Summer →

Spring Summer Fall Winter

Temperature in Thị Trấn Nước Hai in Spring

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 19°C in early March to 29°C by late May.

A typical spring day in Thị Trấn Nước Hai reaches about 24°C and drops to 18°C overnight. The warmest of the three months is May, the coolest March.

How spring really feels in Thị Trấn Nước Hai

Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

spring sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Thị Trấn Nước Hai 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	Daylight (hours)	Travel score
Jan	16° / 10°	67	13.3	10.8	4.3
Feb	18° / 12°	52	11.4	11.2	5.1
Mar	21° / 15°	89	16	11.8	5.3
Apr	25° / 19°	111	17.1	12.5	5.3
May	28° / 21°	214	22.3	13.1	4.3
Jun	29° / 23°	293	25.2	13.4	3.2
Jul	30° / 23°	302	26.4	13.3	3.1
Aug	30° / 23°	268	24.4	12.8	3.4
Sep	29° / 22°	156	16.8	12.1	4.8
Oct	26° / 19°	87	12	11.5	6.3
Nov	22° / 15°	69	9.7	10.9	6.6
Dec	18° / 11°	50	9.4	10.6	5.7

Cloud cover in Spring

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time across spring.

Chance of precipitation in Spring

Any precipitation

Thị Trấn Nước Hai gets around 413 mm of rain over 55 wet days across spring. The line is the day-by-day chance of measurable precipitation.

Humidity in Spring

DryComfortableHumidMuggyOppressiveMiserable

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

Wind in Spring

Winds average 8 km/h across spring.

Sunrise & sunset in Spring

DaylightNight

Daylight runs from about 11 h 30 min in early March to 13 h 18 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 3.7 kWh/m².

Planning a trip in spring

Hazard calendar for Thị Trấn Nước Hai

In seasonPeak

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

Thị Trấn Nước Hai's monsoon runs May–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 Thị Trấn Nước Hai?

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.

5.0

Sightseeing

3rd-best month of the year

4.2

Beach & pool

3rd-best month of the year

spring is a reasonable time to visit Thị Trấn Nước Hai for sightseeing.

What to pack for Thị Trấn Nước Hai in Spring

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

In spring, Thị Trấn Nước Hai sees daytime highs around 24°C and nights near 18°C. Pack light clothes and rain gear. About 55 days see rain.

light clothesrain gear

UV index in Thị Trấn Nước Hai 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 Thị Trấn Nước Hai peaks around June 22 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 6 (high).

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)	6	8	11	8	9	13	13	11	9	7	6	6
Level	High	Very high	Extreme	Very high	Very high	Extreme	Extreme	Extreme	Very high	Very high	High	High

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

Air quality in Thị Trấn Nước Hai 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 Thị Trấn Nước Hai is worst in April — around 44 µg/m³ PM2.5 (poor), about 2.2× 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)	39	41	44	44	30	23	20	21	24	28	33	39
Level	Poor	Poor	Poor	Poor	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Poor

	PM2.5 (µg/m³)	Level
Jan	39	Poor
Feb	41	Poor
Mar	44	Poor
Apr	44	Poor
May	30	Moderate
Jun	23	Moderate
Jul	20	Moderate
Aug	21	Moderate
Sep	24	Moderate
Oct	28	Moderate
Nov	33	Moderate
Dec	39	Poor

Location & terrain

Where is Thị Trấn Nước Hai?

Thị Trấn Nước Hai sits at 22.7°N, 106.2°E, 204 m above sea level, in Vietnam. The nearest listed city is Cao Bằng, 13 km away.

Topography around Thị Trấn Nước Hai

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Thị Trấn Nước Hai.

Within 3 km, the terrain around Thị Trấn Nước Hai has significant variations in elevation — a maximum elevation change of 291 m around an average of 242 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 871 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,796 m.

The land around Thị Trấn Nước Hai is covered by trees (67%) and cropland (27%) within 3 km, trees (83%) within 16 km, and trees (89%) within 80 km.

3 km

291 m

trees 67%

16 km

871 m

trees 83%

80 km

1,796 m

trees 89%

treesgrasslandcroplandartificial surfaces

← Winter Thị Trấn Nước Hai year-round climate Summer →

Spring weather nearby: Cao Bằng 13 km · Thị Trấn Trùng Khánh 40 km · Thị Trấn Thất Khê 63 km · Bắc Kạn 73 km · Lạng Sơn 117 km · Hà Giang 120 km · Thái Nguyên 131 km · Thị Trấn Đại Từ 134 km

Vietnam travel facts

Travel advisory: Level 1; Exercise Normal Precautions
Power plugs: Type A / B / C / F; 220 V · 50 Hz
Prices: ≈ 29% of US; price level, 2025
GDP per capita: $5,066; 2025
Happiness: 6.4 / 10; World Happiness, 2025
Safe drinking water: 59%; of population, 2024
Homicide rate: 1.5; per 100k, 2011
Road deaths: 30.6; per 100k/yr, 2019
Income group: Upper middle; World Bank
English: Moderate; EF EPI 500
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 Thị Trấn Nước Hai (22.7374°, 106.1522°, elevation 204 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.