New York City, New York: vitamin D, best months and travel guide
The great metropolis of museums, food and shows. Best for: city-break fans, culture travellers.
The best months for vitamin D in New York City are May to September, when a full dose takes about 7 minutes at midday. Too cool from October to April.
New York City month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Too cold | 0.7 h | 2.1 | – | 5°C | 10/30 |
| February | Too cold | 3.6 h | 3.5 | 15 min | 7°C | 6/30 |
| March | Too cold | 4.8 h | 4.4 | 12 min | 13°C | 8/30 |
| April | Too cold | 6.4 h | 5.5 | 10 min | 17°C | 6/30 |
| May | Good | 7.1 h | 6.3 | 8 min | 23°C | 8/30 |
| June | Excellent | 9.2 h | 7.6 | 7 min | 29°C | 5/30 |
| July | Excellent | 8.7 h | 7.3 | 7 min | 31°C | 6/30 |
| August | Good | 7.2 h | 6.6 | 8 min | 29°C | 10/30 |
| September | Good | 5.7 h | 5.0 | 11 min | 25°C | 4/30 |
| October | Too cold | 5.4 h | 4.4 | 12 min | 21°C | 0/30 |
| November | Too cold | 2.5 h | 2.9 | 18 min | 15°C | 5/30 |
| December | Too cold | 0.2 h | 2.1 | – | 6°C | 13/30 |
Sun window is the number of hours a day with UV Index 2.5 or higher. Full dose is the minutes at midday for about 1,000 IU of vitamin D with a quarter of the body bare, for skin type III. Rainy days are days with at least 1 mm out of 30.
What to expect in New York City
The great metropolis of museums, food and shows. A short summer beach season from late June to early September, cool seas early on, and traffic on Friday and Sunday. The city is hot and humid in July.
In New York City afternoon highs average from 5°C in January to 31°C in July. The wettest month is December (about 13 rainy days out of 30) and the driest is October (0). Midday UV peaks at 7.6 in June.
More about New York · New York in June · Best places in June
Questions about New York City
When is the best time to visit New York City for vitamin D?
The best months for vitamin D in New York City are May to September, when a full dose takes about 7 minutes at midday.
What is the weather like in New York City?
Afternoon highs average from 5°C in January to 31°C in July. The wettest month is December, with about 13 rainy days out of 30.
Which months should I avoid in New York City?
For a beach stay, avoid the months when it is too cool from October to April.