New York
New York, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and Climate
New York, NY

May is a lovely month with an average humidity of 63%. The temperatures are mildly warm but not hot, and within the range of 53.6°F (12°C) and 69.8°F (21°C). This makes it a good time for visits to the parks to enjoy the lovely sceneries. With flowers in full bloom, New York looks like a beautiful flower garden. Incoming tourists increase mostly since winter is gone and the temperatures keep getting warmer.
Expect afternoon showers of rain for an average of eleven days with the rain gauge fetching a high 4.5" (114.3mm). This is the highest rain all year and may be accompanied by thunderstorms and flash floods - hence precaution is advised.
May is the wettest month but still witnesses an increase in sunshine hours to nine per day making it a warmer than the previous months.
The ocean temperature rises steadily to 53.6°F (12°C) and small crowds on the beaches are noted. Swimming in the cold water followed by basking in the warm sun is plausible.
  • The average high temperature in May: 21.6°C

The warmest month (with the highest average high temperature) is July (28.9°C).
The month with the lowest average high temperature is January (3.5°C).

  • The average low temperature in May: 12.2°C

The month with the highest average low temperature is July (20.4°C).
The coldest month (with the lowest average low temperature) is January (-2.8°C).

  • The average humidity in May: 62.7%

The month with the highest relative humidity is September (67.8%).
The month with the lowest relative humidity is April (55.3%).

  • The average rainfall in May: 106.4mm

The wettest month (with the highest rainfall) is July (116.8mm).
The driest month (with the lowest rainfall) is February (78.5mm).

  • The average rainfall days in May: 11.1 days

The month with the highest number of rainy days is April (11.5 days).
The month with the lowest number of rainy days is September (8.7 days).

  • The average snowfall in May: 0mm

The month with the highest snowfall is February (233.7mm).
Months with the lowest snowfall are May, June, July, August, September and October (0mm).

  • The average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

  • The average sea temperature in May: 11°C

The best month for swimming (with the highest average sea temperature) is August (23°C).
Coldest months (with the lowest average sea temperature) are February and March (5°C).

  • The average daylight in May: 14h

Months with the longest days are June and July (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9h).

  • The average sunshine in May: 8.3h

Months with most sunshine are July and August (Average sunshine: 8.7h).
The month with least sunshine is December (Average sunshine: 4.5h).

  • The average UV index in May: 7

Months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 1).

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