Coastal town · East Java

Petong

Kabupaten Sumenep · Indonesia

Now
35°
Sea temperature
31°
Local time
12:56 PM
Population
—
Elevation
51 m
Best time to go
Jul
Go score 100/100
Sea temperature
30°
November
Main airport
SUB
144 km
Time zone
UTC+7
Asia/Jakarta
At a glance

Petong lies in East Java, Indonesia. By our climate data, the best time to visit is July. The warmest month is October, with average highs of 33°C (91°F); the sea is warmest in November at about 30°C (85°F).

The best months to visit are July.

The sea is warmest in November, at about 30°C (85°F).

Swimming season (water ≥ 21 °C): January–December.

October is the hottest month, with highs around 33°C (91°F).

July is the coldest month, with lows around 22°C (71°F).

The wettest month is January, with rain on about 19 days.

August is the sunniest month, with about 10.5 hours of sunshine a day.

In October, it’s warmer here than in 82% of places in Indonesia.

Weather

16-day forecast

Petong weather forecast
35°
Clear sky
Feels like
38°
Humidity
41%
Wind
17 km/h SE
Gusts
39 km/h
Cloud cover
13%
Pressure
1011 hPa
UV index
5 (now)
Sunrise / Sunset
05:00 / 17:17

Next 48 hours

35° 12 33° 15 30° 18 29° 21 28° 00 26° 03 29° 06 32° 09 34° 12 32° 15 29° 18 28° 21 27° 00 26° 03 28° 06 32° 09
Today
Oct 21
Light drizzle
35°26°
12% 0.3 mm 17 SE
Tomorrow
Oct 22
Overcast
34°26°
2% 21 SE
Fri
Oct 23
Overcast
34°26°
6% 17 SE
Sat
Oct 24
Light drizzle
34°26°
16% 17 SE
Sun
Oct 25
Overcast
34°26°
29% 16 SE
Mon
Oct 26
Light drizzle
34°26°
39% 0.4 mm 16 E
Tue
Oct 27
Light drizzle
34°27°
31% 1.6 mm 17 E
Wed
Oct 28
Light drizzle
34°27°
35% 0.6 mm 14 E
Thu
Oct 29
Light drizzle
33°26°
35% 2.2 mm 18 E
Fri
Oct 30
Light drizzle
33°26°
43% 1.6 mm 20 E
Sat
Oct 31
Light drizzle
33°26°
31% 1.0 mm 20 E
Sun
Nov 1
Light drizzle
34°26°
20% 1.0 mm 17 E
Mon
Nov 2
Drizzle
32°27°
51% 6.6 mm 15 E
Tue
Nov 3
Light drizzle
32°27°
35% 2.0 mm 21 E
Wed
Nov 4
Light drizzle
30°28°
20% 2.2 mm 22 E
Thu
Nov 5
Light drizzle
30°27°
19% 0.7 mm 24 E
European AQI40Fair
PM2.515.7
PM1019.2
NO₂0.7
O₃91
Pollen

Pollen forecasts are only available in Europe.

Updated: About this data: Forecasts & outlooks

Climate

Best time to visit Petong

Average conditions for each month, from long-term climate normals (1961–2020).

Best time to goJuly
15°20°25°30°35° 0150300 mm Jan · 276 mmFeb · 218 mmMar · 209 mmApr · 164 mmMay · 129 mmJun · 87 mmJul · 32 mmAug · 14 mmSep · 16 mmOct · 37 mmNov · 123 mmDec · 235 mm 29°30°30°31°31°31°31°32°33°33°32°30° 22°22°23°23°23°22°22°22°23°24°24°23° JanFebMarAprMayJunJulAugSepOctNovDec
Average high Average low Sea temperature Rainfall (mm) Best time to go

Month by month

ClimateJanFebMarAprMayJunJulAugSepOctNovDec
Average high29°30°30°31°31°31°31°32°33°33°32°30°
Average low22°22°23°23°23°22°22°22°23°24°24°23°
Sea temperature29°29°29°30°29°29°28°28°28°29°30°30°
Rainfall (mm)2762182091641298732141637123235
Rain days19181611763223615
Sunshine per day (h)5.56.36.98.38.48.59.810.510.510.37.75.8
Daylight (h)12.512.312.21211.811.711.811.912.112.312.412.5
Humidity (%)848586838179767475757984
Wind (km/h)151412111214141615131212
Go score6669728591941009489888671

The go score (0–100) favours daytime highs of 22–27 °C, mild nights, plenty of sunshine and few rainy days.

Download climate data (CSV)

Climate normals: WorldClim 2.1 (1970–2000) · CRU CL 2.0 (1961–1990) About this data: Climate normals

Activities

What to do in Petong, month by month

When each activity is at its best, judged from the climate averages.

Rainy season: November–May Dry season: June–October (Based on average monthly rainfall)

What to do in Petong, month by month
ActivitiesJanFebMarAprMayJunJulAugSepOctNovDec
Beach & swimming PoorPoorPoorPoorFairGoodGoodGoodGoodGoodFairPoor
Sightseeing & city walks PoorPoorPoorFairFairFairFairFairFairFairFairPoor
Diving & snorkelling PoorPoorPoorFairGoodGoodGoodGoodGoodGoodGoodPoor
Photography & sunsets FairFairFairFairGoodGoodGoodGoodGoodGoodGoodFair

Good Fair Poor · Estimated from long-term averages of temperature, rain days, sunshine and sea temperature.

How each activity is rated
  • Beach & swimming — Good: sea ≥ 24 °C, highs ≥ 26 °C and at most 6 rain days (or under 40 mm of rain in the month). Fair: sea ≥ 21 °C, highs ≥ 23 °C and at most 10 rain days (or under 80 mm).
  • Sightseeing & city walks — Good: highs of 15–27 °C and few rain days. Fair: 11–33 °C.
  • Diving & snorkelling — Good: sea ≥ 25 °C in a dry spell. Fair: ≥ 22 °C, or ≥ 20 °C near known dive sites.
  • Photography & sunsets — Good: at least 7 hours of sunshine a day and few rain days. Fair: 5 hours or more.
Sea

Petong: sea water temperature

Water temperature details
Water temperature today
31°C (88°F)
How it feels: very warm

Wave height: 0.3 m

Swimming season

January–December

Wed31°
Thu31°
Fri31°
Sat31°
Sun31°
Mon31°
Tue31°

Average sea temperature by month

29° Jan 29° Feb 29° Mar 30° Apr 29° May 29° Jun 28° Jul 28° Aug 28° Sep 29° Oct 30° Nov 30° Dec

About this data: Sea temperature

Nearby beaches & coastal towns

Landmarks nearby

Mountains, castles, museums, beaches and heritage sites within 25 km.

Things to do in Petong
Practical

Petong: practical information

Plugs, money, emergency numbers, safety and typical prices: what to know before you go.

Power plugs
CF
Voltage
127 V · 50 Hz
Driving
Drive on the left
Currency

Indonesian Rupiah

IDR · Rp

1 USD ≈ 17,985.3 IDR

Languages
Indonesian
Calling code
+62
Emergency numbers
Safety & travel advice
2
Exercise increased cautionUS travel advisory
No travel warningsUK travel advice · Sep 18, 2026
Read the full advice
Typical prices
  • Meal, casual restaurantIDR 136,700≈ $7.60
  • CappuccinoIDR 37,100≈ $2.10
  • Beer (0.5 l)IDR 52,450≈ $2.90
  • Bottled water (1.5 l)IDR 17,300≈ $1.00
  • Taxi, 5 kmIDR 93,700≈ $5.20
  • Public transport ticketIDR 18,000≈ $1.00
  • Mid-range hotel, per nightIDR 1,298,350≈ $72.00

Estimated from Indonesia’s consumer price level — real prices vary by place and season. Prices are about 31% of US levels.

Upcoming public holidays
  • Dec 25Christmas Day
  • Jan 1New Year's Day
Sun & daylight
Sunrise
05:00
Sunset
17:17
Daylight today
12.3 h
Local time in Petong
Earthquake history

8 earthquakes of magnitude 5 or more within 100 km in the last 51 years.

Strongest: M6 (2025).

Map

How to get to Petong

Nearest airports

  • SUBJuanda International AirportSurabaya144 km
  • WADELieutenant Colonel Wisnu AirfieldGerokgak, Buleleng145 km
  • JBBNotohadinegoro AirportJember146 km

Distances

estimate

Hotels

Hotels in Petong

Hotels and holiday rentals with live nightly prices.

Hotels in Petong
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Wildlife around here

The species recorded most often within 25 km, and the months they’re seen.

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Climate in Petong

Add a free climate card for Petong to your website or blog. Copy the code below.

Download climate data (CSV)

Frequently asked questions

When is the best time to visit Petong?

Based on climate normals, the best time to visit Petong is July.

What is the weather like in Petong in October?

In October, Petong averages a high of 33°C (91°F) and a low of 24°C (75°F), with 37 mm of rain on about 3 days.

How warm is the sea in Petong?

The sea is warmest in November (about 30°C (85°F)). Swimming season: January–December.

What is the rainiest month in Petong?

January, with rain on about 19 days.

What is the nearest airport to Petong?

Juanda International Airport (SUB), about 144 km away.

What power plugs are used in Indonesia?

Plug types C, F, at 127 V.

What currency is used in Indonesia?

Indonesian Rupiah (IDR).

What is the emergency number in Indonesia?

112.

Is Indonesia safe to visit?

US travel advisory: Exercise increased caution. UK travel advice: No travel warnings.

What time zone is Petong in?

Asia/Jakarta (UTC+7).