May is a very cold and rainy time for sunbathing in Newfoundland, and not recommended. May is too cold for swimming in Newfoundland for any length of time, unless you have a wetsuit. Consider visiting Newfoundland in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for May.
The average maximum temperature in Newfoundland in May is 10°. The average maximum temperature is 6° in the previous month and 13° in the next month.
The average temperature in Newfoundland in May is 7°. The average temperature ranges is 3° in the previous month and 10° in the next month.
The average minimum temperature in Newfoundland in May is 3°. The minimum temperature is -0° in the previous month and 7° in the next month.
The average day light hours per day in Newfoundland in May are 15.1 and there are 5.3 hours of sunshine per day on average during May making it a sunny month that is overcast at times.
The ultraviolet index in Newfoundland in May is typically 7.2 during May. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. 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 average sea water temperature in Newfoundland in May is 2.8° which is extremely cold and not suitable for swimming. Taking a dip at this temperature would risk hypothermia.
The average total rainfall in Newfoundland in May is 6.3cm and on average there are 15.2 rainy days in May making it a wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Newfoundland in May is 6° which is a bit dry for some. The dew point is 3° in the previous month and 10° in the next month.
The average maximum relative humidity in Newfoundland in May is typically 96%. The maximum relative humidity is 95% in the previous month and 96.7% in the next month.
The average relative humidity in Newfoundland in May is typically 85.7%. The average relative humidity is 84% in the previous month and 88.2% in the next month.
The average maximum wind speed in Newfoundland in May is typically 33kmh. The average maximum wind speed is 38kmh in the previous month and 30kmh in the next month.
The average wind speed in Newfoundland in May is typically 20kmh. The average wind speed is 24kmh in the previous month and 18kmh in the next month.
The average wind direction in Newfoundland in May is from the South-Southwest.
