Best places for hammerheads in September
20 trip bases match. Ranked for any diver.
Typical values are 1991–2020 averages and our site seasons.
Live switches on 48 hours before your trip. Add a start date under When.
BestGoodPossibleOff seasonYour month
#1MaltaShore or day boat●●○Medium confidence: One factor not sourced yet - Strength: 4 of 4 sites are in season in September
- Strength: Calm seas on most days
- Strength: Water 24–26°C in September
- Unknown: Hammerheads in September: we don't know yet
JFMAMJJASOND
Best May to OctoberWhy this match: 35 + 16 + 19 + 11 = 81
Season35 / 38
4 of 4 sites are in season in September; calm on most days.
Interests16 / 31
Hammerheads: we don't know yet in September. Not known yet, so it counts as half.
Your level19 / 19
No level picked, so all 4 sites count.
Weather11 / 13
Rain on about 1 day in 10; no real storm risk.
Points are scaled so the factors you set add up to 100. How we rank
#2EgyptDay boat or liveaboard●●○Medium confidence: 4 sites on Divetip so far - Strength: Hammerheads: likely in September
- Strength: 3 of 4 sites are in season in September
- Strength: Calm seas on almost every day
- Strength: Water 27–28°C in September
JFMAMJJASOND
Best March to NovemberWhy this match: 31 + 19 + 19 + 12 = 81
Season31 / 38
3 of 4 sites are in season in September; calm on almost every day.
Interests19 / 31
Hammerheads: likely in September.
Your level19 / 19
No level picked, so all 4 sites count.
Weather12 / 13
Rain on few days; no real storm risk.
Points are scaled so the factors you set add up to 100. How we rank
#3IndonesiaDay boat only●●○Medium confidence: 3 sites on Divetip so far - Strength: 3 of 3 sites are in season in September
- Strength: Calm seas on almost every day
- Strength: Water 29°C in September
- Trade-off: Hammerheads: possible in September, not reliable
JFMAMJJASOND
Best April to NovemberWhy this match: 37 + 9 + 19 + 10 = 75
Season37 / 38
3 of 3 sites are in season in September; calm on almost every day.
Interests9 / 31
Hammerheads: possible in September.
Your level19 / 19
No level picked, so all 3 sites count.
Weather10 / 13
Rain on about 1 day in 3; no real storm risk.
Points are scaled so the factors you set add up to 100. How we rank
#4IndonesiaLiveaboard or day boat●○○Low confidence: Area base: 1 site on Divetip so far - Strength: September is in season here
- Strength: Calm seas on almost every day
- Trade-off: Hammerheads: possible in September, not reliable
- Unknown: Area base: 1 site on Divetip so far
JFMAMJJASOND
Best April to DecemberWhy this match: 37 + 9 + 19 + 12 = 77
Season37 / 38
The site is in season in September; calm on almost every day.
Interests9 / 31
Hammerheads: possible in September.
Your level19 / 19
No level picked, so all 1 sites count.
Weather12 / 13
Rain on few days; no real storm risk.
Points are scaled so the factors you set add up to 100. How we rank
#5IndonesiaShore or day boat●●○Medium confidence: One factor not sourced yet - Strength: Calm seas on almost every day
- Strength: Water 27–28°C in September
- Strength: Mostly dry: rain on few days
- Unknown: Hammerheads in September: we don't know yet
JFMAMJJASOND
Best May to June and October to NovemberWhy this match: 28 + 16 + 19 + 12 = 75
Season28 / 38
2 of 3 sites are in season in September; calm on almost every day.
Interests16 / 31
Hammerheads: we don't know yet in September. Not known yet, so it counts as half.
Your level19 / 19
No level picked, so all 3 sites count.
Weather12 / 13
Rain on few days; no real storm risk.
Points are scaled so the factors you set add up to 100. How we rank
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Always check local conditions with your dive centre. Rankings are never paid for. Every month also has its own page: where to dive in September.
