Manhattan is at its most pleasant from mid May to June, and again from September to early October. For sun, aim for July to August; for walking, go from late September to early November.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
The sun season here runs from July to August. It peaks in mid July, at 67. The weakest stretch is from late October to early May, when it drops to 0, mostly because it is too cool. The clearest skies come in November, when the sky is typically 44% covered at midday (partly cloudy).
For being outside, go from mid May to June, with a second spell from September to early October. It peaks in mid September, at 76. Avoid late November to February for this: it falls to 0, mostly because it is too cold.
The walking season here runs from late September to early November, with a second spell from mid April to May. It peaks in mid October, at 79. The weakest stretch is in January, when it drops to 6, mostly because it is too cold.
The year, measured
The average temperature in Manhattan over the whole year is 13°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about 0°C. Manhattan has no sharply defined rainy season: the chance of rain on a given day runs from 21% in June, the driest month, to 30% in December, the wettest. Winds in Manhattan are highest in March, averaging 4.5 m/s (16 km/h), and lightest in July, at 3.0 m/s (11 km/h). The prevailing wind is from the W. The clearest skies in Manhattan come in November, when the sky is typically 38% covered; May is the cloudiest month, at 51%.
Month by month Manhattan climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 3°C | 0°C | -3°C | 28% | 48% | 4.3 m/s | 1 | 0 | 8 |
| February | 5°C | 1°C | -1°C | 29% | 46% | 3.9 m/s | 2 | 0 | 16 |
| March | 8°C | 4°C | 4°C | 26% | 46% | 4.5 m/s | 7 | 0 | 33 |
| April | 13°C | 8°C | 10°C | 26% | 48% | 4.1 m/s | 23 | 2 | 58 |
| May | 18°C | 14°C | 17°C | 24% | 51% | 3.5 m/s | 56 | 12 | 71 |
| June | 24°C | 19°C | 24°C | 21% | 43% | 3.3 m/s | 68 | 42 | 41 |
| July | 28°C | 23°C | 29°C | 26% | 41% | 3.0 m/s | 33 | 64 | 9 |
| August | 26°C | 22°C | 28°C | 25% | 41% | 3.0 m/s | 47 | 61 | 17 |
| September | 23°C | 18°C | 23°C | 25% | 44% | 3.2 m/s | 70 | 32 | 49 |
| October | 17°C | 13°C | 15°C | 27% | 44% | 3.4 m/s | 53 | 8 | 72 |
| November | 10°C | 7°C | 7°C | 27% | 38% | 4.0 m/s | 12 | 0 | 46 |
| December | 5°C | 3°C | 0°C | 30% | 47% | 4.0 m/s | 0 | 0 | 16 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Manhattan weather by season
Year round, Manhattan has days of about 3°C at their warmest in January, its coolest month, and 28°C in July, its warmest; the coolest hours of the day run from 0°C to 23°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around December and least likely around June. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Manhattan weather in winterDecember to February
Winter in Manhattan has typical daily highs of about 4°C and lows of about 1°C, with a 29% chance of rain on a given day.
Manhattan weather in springMarch to May
Spring in Manhattan has typical daily highs of about 13°C and lows of about 9°C, with a 25% chance of rain on a given day.
Manhattan weather in summerJune to August
Summer in Manhattan has typical daily highs of about 26°C and lows of about 21°C, with a 24% chance of rain on a given day.
Manhattan weather in autumnSeptember to November
Autumn in Manhattan has typical daily highs of about 17°C and lows of about 13°C, with a 26% chance of rain on a given day.
When is the rainy season in Manhattan?
Manhattan has no sharply defined rainy season: the chance of rain on a given day runs from 21% in June, the driest month, to 30% in December, the wettest.
What time of year is Manhattan windiest?
Winds in Manhattan are highest in March, averaging 4.5 m/s (16 km/h), and lightest in July, at 3.0 m/s (11 km/h). The prevailing wind is from the W.
What is the average temperature in Manhattan year round?
The average temperature in Manhattan over the whole year is 13°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about 0°C.
Where to go instead in late January, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.