Zalun weather in May

In May, Zalun sees average daytime highs of 35°C and overnight lows near 26°C, with 218 mm of rain across 20 wet days and about 12.8 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 37°C in the first days to 33°C by the end. The sky is clear or mostly clear about 26% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 36 min at the start of May to 13 hours by month's end. Set against the rest of the year, May is Zalun's 8th-clearest and 3rd-windiest month. For the whole year in context, see Zalun's year-round climate.

Daytime high
35°
3rd warmest
Overnight low
26°
12th coldest
Rainfall
218 mm
20 wet days
Daylight
12 h 48 min
5:40 AM – 6:29 PM
Cloud cover
68%
8th clearest
Wind
10 km/h
3rd windiest
Solar energy
5.24 kWh/m²
Travel score
1.7
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 37°C in the first days to 33°C by the end.

A typical May day in Zalun reaches about 35°C in the afternoon and slips back to 26°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 39°C. Set against its neighbours, May runs about 3°C cooler than April and about 4°C warmer than June.

25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
13827
23827
33727
43727
53727
63727
73727
83727
93727
103627
113627
123627
133627
143627
153527
163527
173527
183526
193526
203426
213426
223426
233426
243426
253326
263326
273326
283326
293326
303326
313326

How May really feels in Zalun

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
31 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.

Zalun weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 18°50.811.15.6
Feb34° / 19°20.211.43.8
Mar37° / 22°71.111.91.8
Apr39° / 26°243.512.40.9
May35° / 26°2182012.81.7
Jun31° / 26°42929.2132.2
Jul31° / 25°44730.412.92.3
Aug31° / 25°42030.612.62.3
Sep31° / 25°30128.412.12.3
Oct32° / 25°15621.511.62.9
Nov32° / 23°364.811.24.6
Dec31° / 20°50.8115.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 10% of May, with mostly cloudy or overcast conditions the remaining 64%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26733
36535
46337
56238
65941
75743
85545
95347
105050
114852
124555
134258
143961
153763
163466
173268
183070
192773
202575
212377
222080
232080
241882
251783
261585
271486
281387
291189
301090
31892

Chance of precipitation in May

Any precipitation

Zalun gets around 218 mm of rain over 20 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 64% and peaks near 92% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
131
233
335
437
539
641
743
845
948
1050
1153
1255
1358
1461
1563
1666
1768
1871
1973
2075
2177
2279
2381
2483
2585
2686
2787
2889
2990
3091
3192

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 74% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1175636
2175339
3165142
4154945
5154748
6044551
7034354
8034156
9023860
10023662
11023365
12023167
13012871
14012673
15012376
16012178
17011980
18001783
19001585
20001387
21001288
22001090
2300991
2400793
2500694
2600595
2700496
2800397
2900397
3000298
3100298

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 36 min at the start of May to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 5:46 AM to 5:36 AM, and sunset from 6:24 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:466:24
212.65:466:24
312.75:456:24
412.75:456:25
512.75:446:25
612.75:446:25
712.75:436:25
812.75:436:26
912.75:426:26
1012.75:426:26
1112.85:416:27
1212.85:416:27
1312.85:416:27
1412.85:406:28
1512.85:406:28
1612.85:406:29
1712.85:396:29
1812.85:396:29
1912.95:396:30
2012.95:386:30
2112.95:386:30
2212.95:386:31
2312.95:386:31
2412.95:376:31
2512.95:376:32
2612.95:376:32
2712.95:376:32
2812.95:376:33
2912.95:376:33
3013.05:366:34
3113.05:366:34

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.24 kWh/m².

For context, solar energy here swings from a low near 3.17 kWh/m² to a high of 6.9 kWh/m² in April across the year — May's 5.24 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.2Intense
46.2Intense
56.1Intense
66.1Intense
76.0Bright
85.9Bright
95.8Bright
105.8Bright
115.7Bright
125.6Bright
135.5Bright
145.4Bright
155.3Bright
165.2Bright
175.1Bright
185.0Bright
195.0Bright
204.9Bright
214.8Bright
224.7Bright
234.7Bright
244.6Bright
254.5Bright
264.5Bright
274.4Bright
284.3Bright
294.3Bright
304.2Bright
314.2Bright
Planning a trip in May

Hazard calendar for Zalun

In seasonPeak

In May, Zalun sits inside its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.

Zalun sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Zalun's monsoon runs May–September, when most of the year's rain falls.

Cyclone
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Zalun?

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

1.7
Sightseeing
11th-best month of the year
3.9
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Zalun.

What to pack for Zalun in May

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

In May, Zalun sees daytime highs around 35°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

UV index in Zalun in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Zalun peaks around August 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highAug 11UV 13Dec 18UV 7
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar9Very high
Apr10Extreme
May12Extreme
Jun12Extreme
Jul13Extreme
Aug13Extreme
Sep10Extreme
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in Zalun 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 Zalun is worst in March — around 44 µg/m³ PM2.5 (poor), about 2.3× the cleanest month (July, 19 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 1144 µg/m³Jul 1319 µg/m³
PM2.5 (µg/m³)Level
Jan39Poor
Feb43Poor
Mar44Poor
Apr34Moderate
May25Moderate
Jun20Moderate
Jul19Moderate
Aug21Moderate
Sep20Moderate
Oct24Moderate
Nov30Moderate
Dec37Poor
Location & terrain

Where is Zalun?

Zalun sits at 17.5°N, 95.6°E, 14 m above sea level, in Myanmar. The nearest listed city is Hinthada, 22 km away.

Topography around Zalun

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

Within 3 km, the terrain around Zalun has only modest variations in elevation — a maximum elevation change of 15 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 24 m; within 80 km, large variations in elevation — a maximum elevation change of 734 m.

The land around Zalun is covered by cropland (54%) and trees (29%) within 3 km, cropland (74%) within 16 km, and cropland (60%) and trees (32%) within 80 km.

3 km
15 m
16 km
24 m
80 km
734 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Hinthada 22 km · Tharyarwady 31 km · Letpandan 40 km · Kyonpyaw 43 km · Taikkyi 47 km · Ingabu 48 km · Nyaungdon 49 km · San Chaung 71 km

Myanmar travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type A / C / D / F / G / I
230 V · 50 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$1,489
2025
Happiness
4.3 / 10
World Happiness, 2025
Safe drinking water
60%
of population, 2024
Homicide rate
2.6
per 100k, 2023
Road deaths
20.4
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 444
Religion
Buddhist 88%Christian 6%Muslim 4%Animist 1%

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 Zalun (17.4794°, 95.5592°, elevation 14 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).