| Jan | Coolest water at 24-26°C with excellent 15-20m visibility and calm seas. Peak nautilus season on blackwater dives during new moon. Best month for macro photography — critters are most active in cooler water. |
|---|
| Feb | Cool 24-26°C water, 15-20m visibility, calm to mild conditions. Continues peak macro season. Blackwater diving excellent during new moon. Fewer crowds than December-January holidays. |
|---|
| Mar | Transitional month — warming to 26-28°C. Visibility holds at 15-20m. Last month of peak blackwater season. Excellent all-around conditions before the April-May crowds arrive. |
|---|
| Apr | Warmest water at 28-30°C with clear 15-20m visibility. Busiest month — book well in advance. Excellent for all dive types. Muck sites produce non-stop critter action in warm shallows. |
|---|
| May | Peak warmth at 29-30°C in protected sites, 15-20m visibility. Last month of prime dry-season conditions. Excellent diving but highest prices and fullest resorts. |
|---|
| Jun | Southwest monsoon begins. Water 28-29°C with reduced visibility at 10-15m, occasional afternoon rain. Muck sites unaffected — subjects are close. Fewer crowds and lower prices. |
|---|
| Jul | Peak monsoon month with strongest SW winds. Visibility drops to 5-10m at exposed sites. Muck diving remains excellent — Secret Bay and Basura are sheltered. Typhoon risk exists but Anilao is protected by surrounding islands. |
|---|
| Aug | Similar to July — 28-29°C water, 5-10m visibility at exposed sites, protected sites better. Off-peak rates and uncrowded dive sites. Best month for budget-conscious divers who don't mind reduced visibility. |
|---|
| Sep | Transition month — monsoon easing. Water 28-29°C, visibility improving to 10-15m. Afternoon showers still possible. Excellent value as conditions recover before the November rush. |
|---|
| Oct | End of monsoon — conditions rapidly improving. Water 28-29°C, visibility 10-18m. Calm seas return. Sweet spot between low prices and good conditions. Blackwater diving resumes as seas calm. |
|---|
| Nov | Dry season returns. Water 26-28°C, visibility 15-20m, calm seas. Shoulder season with great conditions and fewer crowds than December-May peak. One of the best months to visit for the perfect balance of everything. |
|---|
| Dec | Excellent conditions — 26-27°C water, 15-20m visibility, calm seas. Popular for holiday diving trips. Peak season begins mid-month. Ideal for year-end macro photography marathons. |
|---|