Weather in Cape Hatteras, Cape Hatteras Island, United States in May

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

May is a warm and slightly rainy time for sunbathing in Cape Hatteras. May is a good month for swimming in Cape Hatteras with warm sea temperatures. Consider visiting Cape Hatteras in the months of June, July, August, September, for the best beach weather. Also consider one of our other suggestions for May.

Temperature in Cape Hatteras in May

The average maximum temperature in Cape Hatteras in May is 24°. The average maximum temperature is 20° in the previous month and 28° in the next month.

The average temperature in Cape Hatteras in May is 21°. The average temperature ranges is 16° in the previous month and 25° in the next month.

The average minimum temperature in Cape Hatteras in May is 17°. The minimum temperature is 12° in the previous month and 22° in the next month.

Sunshine in Cape Hatteras in May

The average day light hours per day in Cape Hatteras in May are 14 and there are 10.1 hours of sunshine per day on average during May making it a very sunny and pleasant month with long bright days.

The ultraviolet index in Cape Hatteras in May is typically 10 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 Cape Hatteras in May

The average sea water temperature in Cape Hatteras in May is 21° which is comfortable for swimming though some may prefer warmer water.

Rainfall in Cape Hatteras in May

The average total rainfall in Cape Hatteras in May is 9.3cm and on average there are 10.3 rainy days in May making it a slightly wet time to visit the beach.

Humidity in Cape Hatteras in May

The maximum dew point (an indicator of humidity) in Cape Hatteras in May is 18° which is OK for most but slightly uncomfortable for some. The dew point is 14° in the previous month and 22° in the next month.

The average maximum relative humidity in Cape Hatteras in May is typically 89.5%. The maximum relative humidity is 89.2% in the previous month and 90.4% in the next month.

The average relative humidity in Cape Hatteras in May is typically 75.6%. The average relative humidity is 73.8% in the previous month and 77.3% in the next month.

Wind Speed in Cape Hatteras in May

The average maximum wind speed in Cape Hatteras in May is typically 27kmh. The average maximum wind speed is 29kmh in the previous month and 26kmh in the next month.

The average wind speed in Cape Hatteras in May is typically 15kmh. The average wind speed is 16kmh in the previous month and 14kmh in the next month.

The average wind direction in Cape Hatteras in May is from the South-Southwest.

Monthly Averages

Suggested Beaches in May

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