Direct answer
The best time to visit Gokarna is between October and March. During these months you’ll get pleasant, dry weather ideal for beach time, sightseeing, trekking and temple visits.
Why October–March is best
Other seasons — pros and cons
Events to consider
Practical tips
Bottom line
Choose October–March for the most comfortable overall experience; pick monsoon months only if you want dramatic scenery and low crowds but don’t plan on swimming.