Indonesia · Wayag / North
Best Time to Dive in Wayag / North, Raja Ampat
0.15°S 130.03°E
Aim for October to February, when the downpours ease — 7 days a month of heavy rain instead of 10. Too few records to show a wildlife season, so the weather picks the month. The full season runs October to May.
- Best time
- Oct–Feb
- Water
- 29–30 °C
- Visibility
- 15–30 m
- Season runs
- Oct–May
- Dived from
- liveaboard
- Tidal range
- 0.5–1.2 m
- Species logged
- 8
Worth knowing: 8 days a month of heavy rain.
Where it is
111 km across · coastline from Natural Earth 10m
Diving in Wayag / North, Raja Ampat — monthly breakdown
A year of scuba diving conditions at a glance. Hover a month to isolate it.
| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Conditions | Good | Excellent | Excellent | Excellent | Excellent | Poor | Poor | Poor | Moderate | Excellent | Excellent | Good |
| Water temp (°C) | 29 | 29 | 29 | 30 | 30 | 30 | 29 | 29 | 29 | 30 | 30 | 30 |
| Visibility (m) | 15–25 | 20–30 | 20–30 | 20–30 | 15–25 | 15–25 | 15–25 | 15–25 | 15–25 | 15–25 | 15–25 | 15–25 |
| Marine life | Peak | Peak | Peak | Peak | Peak | Steady | Busy | Quiet | Steady | Peak | Peak | Busy |
| Best time | Peak | Peak | Peak | Peak | Peak |
Excellent Good Moderate PoorPeak season Oct–Feb
Long-term averages, 2016–2025. Visibility is estimated from satellite chlorophyll-a. Water temperature is the surface mean; it is cooler at depth.
The Wayag / North, Raja Ampat diving season
June to August · Off season
3 monthsJFMAMJJASOND
- Water temperature
- 29–30 °C
- Visibility
- 15–25 m
- Rain
- 25 days a month
Diving conditionsThe wind is up. The sea is rougher.
September · Shoulder season
1 monthJFMAMJJASOND
- Water temperature
- 29–29 °C
- Visibility
- 15–25 m
- Rain
- 24 days a month
Diving conditionsThe wind is up.
October to May · Peak season
8 monthsJFMAMJJASOND
- Water temperature
- 29–30 °C
- Visibility
- 15–25 m
- Rain
- 23 days a month
Diving conditionsThe wind eases.
Marine lifeReef manta (near-guaranteed) peaks at Wayag / North, Raja Ampat in these months.
- Water temperature is satellite sea-surface temperature, so expect it cooler below the thermocline.
- Visibility is estimated from satellite chlorophyll-a.
Raja Ampat water temperature and weather
189 underwater observation records · 15 surveyed years of ocean data · 10 years of sea temperature
Water & weather
Wayag / North, Raja Ampat water temperature by month
The dashed line is the monthly average. Eight days in ten fall inside the band.
10th to 90th percentile rangemonthly mean
Rarely
rough enough to cancel
Seas top 2.5 m on under 1% of days. Enough to cancel a liveaboard crossing
0
blowy days a month
Gusts over 40 km/h, about where a day boat stays in port
24
wet days a month
8 of them bring heavy rain
| Month | Swell | Gusts over 40 km/h | Wet days | Heavy rain | Air | Daylight |
|---|---|---|---|---|---|---|
| January | 1.3 m | 0% | 23 | 8 | 29 °C | 12.0 h |
| February | 1.2 m | 0% | 19 | 6 | 29 °C | 12.0 h |
| March | 1.0 m | 0% | 22 | 7 | 29 °C | 12.0 h |
| April | 0.9 m | 0% | 24 | 8 | 29 °C | 12.0 h |
| May | 0.7 m | 0% | 27 | 9 | 29 °C | 12.0 h |
| June | 0.8 m | 0% | 26 | 12 | 28 °C | 12.0 h |
| July | 1.3 m | 3% | 25 | 12 | 28 °C | 12.0 h |
| August | 1.2 m | 5% | 23 | 10 | 28 °C | 12.0 h |
| September | 1.0 m | 1% | 24 | 9 | 28 °C | 12.0 h |
| October | 0.8 m | 0% | 23 | 6 | 29 °C | 12.0 h |
| November | 0.8 m | 0% | 24 | 6 | 29 °C | 12.0 h |
| December | 1.1 m | 0% | 25 | 8 | 29 °C | 12.0 h |
Swell is the rough end of the month: nine days in ten come in under it. Sea temperature covers 10 years, waves 4.
Pick your week
48 weeks from the daily record. Darker is better, against this site's own year. Pick a month for the detail.
| Week 1 | January week 1: Excellent | February week 1: Excellent | March week 1: Excellent | April week 1: Good | May week 1: Excellent | June week 1: Poor | July week 1: Moderate | August week 1: Poor | September week 1: Poor | October week 1: Excellent | November week 1: Excellent | December week 1: Excellent |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Week 2 | January week 2: Excellent | February week 2: Excellent | March week 2: Excellent | April week 2: Good | May week 2: Excellent | June week 2: Poor | July week 2: Poor | August week 2: Poor | September week 2: Moderate | October week 2: Excellent | November week 2: Excellent | December week 2: Excellent |
| Week 3 | January week 3: Good | February week 3: Excellent | March week 3: Excellent | April week 3: Excellent | May week 3: Good | June week 3: Poor | July week 3: Poor | August week 3: Poor | September week 3: Moderate | October week 3: Excellent | November week 3: Excellent | December week 3: Good |
| Week 4 | January week 4: Moderate | February week 4: Excellent | March week 4: Excellent | April week 4: Excellent | May week 4: Good | June week 4: Poor | July week 4: Poor | August week 4: Poor | September week 4: Good | October week 4: Excellent | November week 4: Excellent | December week 4: Good |
Excellent Good Moderate PoorBest week to go: fourth of November
January, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Excellent | 29 °C | 1.1 m | 19 km/h | 74% |
| Week 2 | Excellent | 29 °C | 1.2 m | 19 km/h | 72% |
| Week 3 | Good | 29 °C | 1.3 m | 20 km/h | 73% |
| Week 4 | Moderate | 29 °C | 1.3 m | 22 km/h | 71% |
February, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Excellent | 29 °C | 1.2 m | 23 km/h | 65% |
| Week 2 | Excellent | 29 °C | 1.2 m | 22 km/h | 66% |
| Week 3 | Excellent | 29 °C | 1.2 m | 22 km/h | 71% |
| Week 4 | Excellent | 29 °C | 1.2 m | 21 km/h | 69% |
March, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Excellent | 29 °C | 1.1 m | 21 km/h | 68% |
| Week 2 | Excellent | 29 °C | 1.0 m | 21 km/h | 68% |
| Week 3 | Excellent | 29 °C | 1.0 m | 20 km/h | 66% |
| Week 4 | Excellent | 29 °C | 0.9 m | 20 km/h | 71% |
April, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Good | 29 °C | 1.0 m | 19 km/h | 73% |
| Week 2 | Good | 29 °C | 0.9 m | 17 km/h | 75% |
| Week 3 | Excellent | 30 °C | 0.7 m | 16 km/h | 81% |
| Week 4 | Excellent | 30 °C | 0.6 m | 15 km/h | 83% |
May, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Excellent | 30 °C | 0.5 m | 16 km/h | 85% |
| Week 2 | Excellent | 30 °C | 0.6 m | 16 km/h | 87% |
| Week 3 | Good | 30 °C | 0.7 m | 16 km/h | 88% |
| Week 4 | Good | 30 °C | 0.9 m | 17 km/h | 86% |
June, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Poor | 30 °C | 0.9 m | 19 km/h | 81% |
| Week 2 | Poor | 30 °C | 0.8 m | 19 km/h | 84% |
| Week 3 | Poor | 29 °C | 0.8 m | 20 km/h | 88% |
| Week 4 | Poor | 29 °C | 0.7 m | 20 km/h | 90% |
July, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Moderate | 29 °C | 0.8 m | 20 km/h | 94% |
| Week 2 | Poor | 29 °C | 1.1 m | 22 km/h | 87% |
| Week 3 | Poor | 29 °C | 1.4 m | 25 km/h | 74% |
| Week 4 | Poor | 29 °C | 1.4 m | 27 km/h | 71% |
August, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Poor | 29 °C | 1.4 m | 27 km/h | 71% |
| Week 2 | Poor | 29 °C | 1.2 m | 28 km/h | 69% |
| Week 3 | Poor | 29 °C | 1.1 m | 27 km/h | 75% |
| Week 4 | Poor | 29 °C | 1.3 m | 25 km/h | 80% |
September, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Poor | 29 °C | 1.2 m | 23 km/h | 83% |
| Week 2 | Moderate | 29 °C | 1.1 m | 23 km/h | 80% |
| Week 3 | Moderate | 29 °C | 1.1 m | 21 km/h | 74% |
| Week 4 | Good | 29 °C | 1.0 m | 19 km/h | 79% |
October, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Excellent | 29 °C | 0.8 m | 18 km/h | 83% |
| Week 2 | Excellent | 29 °C | 0.7 m | 18 km/h | 80% |
| Week 3 | Excellent | 30 °C | 0.7 m | 18 km/h | 75% |
| Week 4 | Excellent | 30 °C | 0.8 m | 18 km/h | 67% |
November, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Excellent | 30 °C | 0.8 m | 17 km/h | 69% |
| Week 2 | Excellent | 30 °C | 0.8 m | 17 km/h | 79% |
| Week 3 | Excellent | 30 °C | 0.9 m | 16 km/h | 85% |
| Week 4 | Excellent | 30 °C | 0.9 m | 16 km/h | 83% |
December, week by week
| Week | Conditions | Water | Swell | Wind | Rain chance |
|---|---|---|---|---|---|
| Week 1 | Excellent | 30 °C | 0.9 m | 17 km/h | 80% |
| Week 2 | Excellent | 30 °C | 1.0 m | 19 km/h | 82% |
| Week 3 | Good | 30 °C | 1.1 m | 20 km/h | 85% |
| Week 4 | Good | 30 °C | 1.1 m | 19 km/h | 82% |
10 years of daily records, averaged into weeks.
Gear & storms
What to wear
Off the coldest water of each month, not the average — that is what the suit has to cope with.
| January | February | March | April | May | June | July | August | September | October | November | December | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Suit | January: skin | February: skin | March: skin | April: skin | May: skin | June: skin | July: skin | August: skin | September: skin | October: skin | November: skin | December: skin |
One suit covers the whole year: a skin or 3 mm shorty.
Swell through the year
The rough end of each month — nine days in ten come in under it.
Amber is over 2.5 m.
Tides
Tropical storms
No tropical storm has come within 250 km in 30 years of records. Swell and wind set the season, not cyclones.
- NOAASea surface temperature, from OISST and MUR
- ERA5Wind, waves, rain and air temperature, via Open-Meteo
- OBISMarine species records within 60 km
- IBTrACSTropical cyclone tracks, 1996 to 2025
Wayag / North, Raja Ampat marine life — what you'll see diving
Only 189 records have been logged within 60 km. A thin record is not an empty reef.
| Species | When | Observed window | Reliability | Evidence | Records |
|---|---|---|---|---|---|
| Hawksbill turtle | Dec–Jan, Mar, May | Likely | 24 | ||
| Bumphead parrotfish | Jan, Mar, Oct–Nov | Near-guaranteed | 15 | ||
| Bigeye trevally | Feb–Mar | Likely | 12 | ||
| Green turtle | Jan, Nov | Likely | 9 | ||
| Reef manta | Feb, Apr–May, Nov | Near-guaranteed | 32 | ||
| Blacktip reef shark | Mar–May, Oct | Near-guaranteed | 31 | ||
| Walking shark | Mar–Apr, Jul, Oct | Near-guaranteed | 19 | ||
| Napoleon wrasse | Mar, May, Dec | Likely | 27 |
Peak Present
- Observed window
- Months with records. Peak is where most of them fall.
- Reliability
- Near-guaranteed in 60% of surveyed years or more
- Likely 30% to 60%
- Hit-or-miss under 30%
- Evidence
- Years it was seen, out of the years anyone surveyed.
- Records
- OBIS sightings within 60 km.
These are sightings people logged, not a full survey of the reef. A species missing from a month may just mean nobody recorded one.
Diving Wayag / North, Raja Ampat — common questions
- When is the best time to dive Wayag / North, Raja Ampat?
- Aim for October to February, when the downpours ease — 7 days a month of heavy rain instead of 10. Too few records to show a wildlife season, so the weather picks the month. The full season runs October to May.
- When is the diving season in Wayag / North, Raja Ampat?
- The diving season in Wayag / North, Raja Ampat runs October to May, and it is at its best October to February.
- Is the diving in Wayag / North, Raja Ampat good for beginners?
- It is better with some experience. It suits Advanced Open Water divers or equivalent, so newer divers should ask the local operator which sites fit their level.
- How warm is the water in Wayag / North, Raja Ampat?
- Between 29 and 30 °C at the surface across the year, coldest in February and warmest in May. It runs cooler below the thermocline.
- What wetsuit do I need in Wayag / North, Raja Ampat?
- A skin or 3 mm shorty covers the coldest water of the year. The same suit works all year.
- What is the visibility like in Wayag / North, Raja Ampat?
- Roughly 15 to 30 m depending on the month. That is estimated from satellite chlorophyll-a rather than measured in the water.
- What will I see diving Wayag / North, Raja Ampat?
- The most consistently recorded species are Hawksbill turtle (likely), Bumphead parrotfish (near-guaranteed) and Bigeye trevally (likely), from 189 records within 60 km.
- Does Wayag / North, Raja Ampat get tropical storms?
- No. None has passed within 250 km in 30 years of records.
- Is there current in Wayag / North, Raja Ampat?
- The tide rises and falls 1.2 m around the full and new moon, against 0.5 m in between. How much of that becomes current depends on the shape of the channel.
- When should I avoid Wayag / North, Raja Ampat?
- August is the weakest month for conditions.
- How do you dive Wayag / North, Raja Ampat?
- Mostly from liveaboards. Trips run through the season, Oct–May.