The hottest month in Karnataka is March when the average maximum temperature is 34°, average temperature is 29° and average minimum temperature is 23°.
The coolest month in Karnataka is December when the average maximum temperature is 33°, average temperature is 27° and average minimum temperature is 21°.
The longest days in Karnataka are in June, with an average of 12.9 hours of daylight per day. January has the shortest days with an average of 11.4 hours of daylight per day.
The sunniest days in Karnataka are in March which has the most hours of sunshine per day with an average of 10.1 hours of sunshine per day, making it a very sunny and pleasant month with long bright days. July has the least sunshine with an average of 4.5 hours of sunshine per day, making it a sunny month that is overcast at times.
The ultraviolet index is the highest in April when it reaches 14.5 and lowest in December when it reaches 9.8.
An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.
The warmest sea water temperatures in Karnataka are found in May when they peak at 30° and lowest in August when they dip to 27°.
The sea is excellent for swimming all year round as the water temperature is very warm and ideal for relaxing and swimming for the whole day.
The wettest month in Karnataka is June with 101cm of rain and July has the most days of rain with 30.7 days with some rain, a very wet time to visit the beach.
The driest month in Karnataka is February with 0cm of rain and January has the fewest days of rain with 0 days with some rain, an extremely dry time to visit the beach.
The most humid month in Karnataka is June with a dew point (an indicator of humidity) of 25° which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning.
The least humid month in Karnataka is December with a dew point of 22° which is very humid and quite uncomfortable for most unless you are on a beach. At night you would most likely require a fan.
The most windy month in Karnataka is July when the average maximum windspeed is 21kmh and the average wind speed is 11kmh.
The least windy month in Karnataka is November when the average maximum windspeed is 14kmh and the average wind speed is 8kmh.