Weather in Rhode Island, United States in May

So you're interested in going to Rhode Island, United States in May

May is a slightly cold and rainy time for sunbathing in Rhode Island. May is too cold for swimming in Rhode Island for any length of time, unless you have a wetsuit. Consider visiting Rhode Island in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for May.

Temperature in Rhode Island in May

The average maximum temperature in Rhode Island in May is 18°. The average maximum temperature is 13° in the previous month and 23° in the next month.

The average temperature in Rhode Island in May is 14°. The average temperature ranges is in the previous month and 18° in the next month.

The average minimum temperature in Rhode Island in May is 10°. The minimum temperature is in the previous month and 15° in the next month.

Sunshine in Rhode Island in May

The average day light hours per day in Rhode Island in May are 14.5 and there are 7.3 hours of sunshine per day on average during May making it a quite sunny month with some cloud cover.

The ultraviolet index in Rhode Island in May is typically 8.5 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.

Sea Temperature in Rhode Island in May

The average sea water temperature in Rhode Island in May is 7.3° which is extremely cold and not suitable for swimming. Taking a dip at this temperature would risk hypothermia.

Rainfall in Rhode Island in May

The average total rainfall in Rhode Island in May is 75.5cm and on average there are 14.9 rainy days in May making it a wet time to visit the beach.

Humidity in Rhode Island in May

The maximum dew point (an indicator of humidity) in Rhode Island in May is 11° which is very comfortable. The dew point is in the previous month and 17° in the next month.

The average maximum relative humidity in Rhode Island in May is typically 93%. The maximum relative humidity is 88.5% in the previous month and 94.8% in the next month.

The average relative humidity in Rhode Island in May is typically 77.3%. The average relative humidity is 69.6% in the previous month and 80.5% in the next month.

Wind Speed in Rhode Island in May

The average maximum wind speed in Rhode Island in May is typically 24kmh. The average maximum wind speed is 26kmh in the previous month and 21kmh in the next month.

The average wind speed in Rhode Island in May is typically 11kmh. The average wind speed is 13kmh in the previous month and 10kmh in the next month.

The average wind direction in Rhode Island in May is from the South.

Monthly Averages

Suggested Beaches in May

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