Holtsville Weather in May

May in Holtsville brings pleasant temperatures, with highs of 20°C (68°F) and nights dropping to 11°C (52°F). Rainfall is on the higher side this month, averaging around 90 mm (3.5 in), so keep a rain jacket handy.

Rainfall in Holtsville in May

Climate statistics over the past 30 years suggest around 13 days of rain, with 90 mm (3.5 in) average for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Holtsville in May

May is one of the better months to visit Holtsville. Expect 20°C (68°F) during the day and 11°C (52°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Holtsville in May

With approximately 258 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If your ideal day consists of dry skies and pleasant temperatures, May, July and September typically offer the best circumstances for Holtsville.