May is a slightly cold and very rainy time for sunbathing in Old Orchard Beach. May is too cold for swimming in Old Orchard Beach for any length of time, unless you have a wetsuit. Consider visiting Old Orchard Beach 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 Old Orchard Beach in May is 18°. The average maximum temperature is 13° in the previous month and 23° in the next month.
The average temperature in Old Orchard Beach in May is 13°. The average temperature ranges is 7° in the previous month and 18° in the next month.
The average minimum temperature in Old Orchard Beach in May is 8°. The minimum temperature is 2° in the previous month and 13° in the next month.
The average day light hours per day in Old Orchard Beach in May are 14.7 and there are 6.3 hours of sunshine per day on average during May making it a quite sunny month with some cloud cover.
The ultraviolet index in Old Orchard Beach in May is typically 8.1 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 Old Orchard Beach in May is 7.6° which is extremely cold and not suitable for swimming. Taking a dip at this temperature would risk hypothermia.
The average total rainfall in Old Orchard Beach in May is 129.8cm and on average there are 15.7 rainy days in May making it a very wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Old Orchard Beach in May is 10° which is a bit dry for some. The dew point is 4° in the previous month and 15° in the next month.
The average maximum relative humidity in Old Orchard Beach in May is typically 92%. The maximum relative humidity is 85.8% in the previous month and 93.7% in the next month.
The average relative humidity in Old Orchard Beach in May is typically 73%. The average relative humidity is 65.2% in the previous month and 76.3% in the next month.
The average maximum wind speed in Old Orchard Beach in May is typically 28kmh. The average maximum wind speed is 31kmh in the previous month and 27kmh in the next month.
The average wind speed in Old Orchard Beach in May is typically 12kmh. The average wind speed is 14kmh in the previous month and 10kmh in the next month.
The average wind direction in Old Orchard Beach in May is from the South-Southeast.
