Pekan Bahapal weather in May

In May, Pekan Bahapal sees average daytime highs of 31°C and overnight lows near 23°C, with 228 mm of rain across 27.7 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 2% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of May to 12 h 12 min by month's end. Set against the rest of the year, May is Pekan Bahapal's 7th-clearest and 8th-windiest month. For the whole year in context, see Pekan Bahapal's year-round climate.

Daytime high
31°
1st warmest
Overnight low
23°
12th coldest
Rainfall
228 mm
27.7 wet days
Daylight
12 h 06 min
6:15 AM – 6:24 PM
Cloud cover
87%
7th clearest
Wind
4 km/h
8th windiest
Solar energy
4.99 kWh/m²
Travel score
2.5
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical May day in Pekan Bahapal reaches about 31°C in the afternoon and slips back to 23°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, May runs on par with April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183123
193123
203123
213123
223123
233123
243123
253123
263123
273123
283123
293123
303123
313123

How May really feels in Pekan Bahapal

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
heat index over the day's high
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.

Pekan Bahapal weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°18725.811.83.1
Feb30° / 22°14722.311.93.0
Mar31° / 23°17924.7122.8
Apr31° / 23°21527.712.12.4
May31° / 23°22827.712.12.5
Jun31° / 23°17524.112.22.8
Jul31° / 23°18424.612.22.9
Aug31° / 23°21826.812.12.7
Sep30° / 23°29828.8122.5
Oct30° / 23°32029.711.92.6
Nov30° / 23°31129.211.92.6
Dec30° / 23°26728.411.82.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 7% of May, with mostly cloudy or overcast conditions the remaining 91%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1694
2694
3694
4694
5694
6694
7694
8694
9793
10892
11892
12892
13991
14991
15991
161189
171189
181189
191189
201189
211189
221189
231189
241189
251189
261189
271189
281189
291090
301090
311189

Chance of precipitation in May

Any precipitation

Pekan Bahapal gets around 228 mm of rain over 27.7 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 89% and peaks near 93% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
193
293
392
492
592
692
792
891
991
1090
1190
1290
1389
1489
1589
1689
1789
1888
1988
2088
2188
2288
2388
2488
2588
2688
2788
2888
2988
3087
3187

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
15347
25248
35149
45050
54951
64852
74852
84753
94753
104753
114753
124753
134852
144852
154852
164951
175050
185050
195149
205248
215347
225446
235545
245644
255743
265743
275842
285842
295842
305842
315842

Wind in May

Winds average 4 km/h in May.

Across May, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 06 min at the start of May to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over May. Sunrise moves from 6:17 AM to 6:16 AM, and sunset from 6:24 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:176:24
212.16:176:24
312.16:176:24
412.16:176:24
512.16:176:24
612.16:166:24
712.16:166:24
812.16:166:24
912.16:166:24
1012.16:166:24
1112.16:166:24
1212.16:166:24
1312.16:166:24
1412.16:156:24
1512.16:156:24
1612.16:156:24
1712.16:156:24
1812.16:156:24
1912.16:156:24
2012.16:156:24
2112.26:156:24
2212.26:156:24
2312.26:156:24
2412.26:156:25
2512.26:156:25
2612.26:156:25
2712.26:156:25
2812.26:156:25
2912.26:166:25
3012.26:166:25
3112.26:166:26

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.99 kWh/m².

For context, solar energy here swings from a low near 4.13 kWh/m² to a high of 5.36 kWh/m² in March across the year — May's 4.99 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in May

Hazard calendar for Pekan Bahapal

In seasonPeak

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

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

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

Is May a good time to visit Pekan Bahapal?

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

2.5
Sightseeing
10th-best month of the year
3.8
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Pekan Bahapal.

What to pack for Pekan Bahapal in May

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

In May, Pekan Bahapal sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 28 days see rain.

light clothesrain gearsun protection

Sea temperature near Pekan Bahapal in May

The nearest coast averages about 30°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 37 km away) is warmest in June at about 30°C and coldest in January near 29°C.

The water stays above 20°C all year — warm enough for a swim any month.

28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Pekan Bahapal 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 Pekan Bahapal peaks around February 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 21UV 14Jun 21UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec10Extreme

Air quality in Pekan Bahapal 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 Pekan Bahapal is worst in October — around 40 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModeratePoorModerateOct 1039 µg/m³Dec 1729 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb35Moderate
Mar38Poor
Apr36Poor
May34Moderate
Jun33Moderate
Jul33Moderate
Aug34Moderate
Sep39Poor
Oct40Poor
Nov31Moderate
Dec29Moderate
Location & terrain

Where is Pekan Bahapal?

Pekan Bahapal sits at 3.1°N, 99.2°E, 1,000 m above sea level, in Indonesia. The nearest listed city is Pematangsiantar, 21 km away.

Topography around Pekan Bahapal

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

Within 3 km, the terrain around Pekan Bahapal has only modest variations in elevation — a maximum elevation change of 66 m around an average of 133 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 318 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,189 m.

The land around Pekan Bahapal is covered by trees (84%) within 3 km, trees (85%) within 16 km, and trees (61%) and water (25%) within 80 km.

3 km
66 m
16 km
318 m
80 km
2,189 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Pematangsiantar 21 km · Tebingtinggi 24 km · Kisaran 51 km · Perbaungan 56 km · Percut 67 km · Deli Tua 70 km · Tanjungbalai 71 km · Teluk Nibung 72 km

Indonesia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,060
2025
Happiness
5.6 / 10
World Happiness, 2025
Safe drinking water
30%
of population, 2024
Homicide rate
0.3
per 100k, 2022
Road deaths
11.3
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 471
Religion
Muslim 87%Protestant 8%Roman Catholic 3%Hindu 2%

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 Pekan Bahapal (3.1131°, 99.1735°, elevation 1,000 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). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).