New York is 1.3°C (2.3°F) warmer by day, New York gets 509 mm (20 in) more rain a year.
London is at its warmest in July and coolest in February, while New York peaks in July and bottoms out in January. Month for month, New York is the warmer of the two in 7 of 12 months.
New York is the wetter of the two, collecting 1,214 mm (47.8 in) of rain a year against 705 mm (27.8 in) in London. The most comfortable time to visit is June, July and August in London and June, August and September in New York.
| London | Metric | New York |
|---|---|---|
| 🌡️ Temperature | ||
| 14.3°C | 🌡️Average daytime high | 15.6°C |
| 6.2°C | 🌙Average nighttime low | 6°C |
| July | 🔥Hottest month | July |
| February | ❄️Coldest month | January |
| 🌧️ Rain | ||
| 705 mm | 🌧️Annual rainfall | 1,214 mm |
| October | ☔Wettest month | July |
| April | 🏜️Driest month | February |
| 💨 Climate | ||
| 85% | 💧Average humidity | 80% |
| 3.4 m/s | 💨Average wind speed | 1.6 m/s |
Overnight, London typically falls to around 6.2°C (43.2°F) while New York settles near 6°C (42.8°F).
London is hottest in July and coldest in February, whereas New York peaks in July and is coolest in January.
London sees the most rain in October and the least in April; New York is wettest in July and driest in February.
London feels the more humid of the two, averaging 85% relative humidity against 80%.
For New York, the pick of the year is June, August and September.
Month by month, here is the coldest night, the average day and the hottest afternoon each city can expect. Switch Compare to read rainfall, humidity, wind or solar instead, and Period to move between the long-term 45-year average and any single year — the shading is a quick warm-to-cool guide.
| Month | London | New York | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | 1.3 | 4❄️ | 6.7 | -6.2 | -2.3❄️ | 1.7 |
| February | 1.2 | 4.4 | 7.5 | -5.3 | -1.1 | 3.2 |
| March | 2.5 | 6.5 | 10.4 | -1.6 | 3.1 | 7.9 |
| April | 4 | 8.7 | 13.3 | 3.6 | 8.9 | 14.2 |
| May | 7.1 | 11.9 | 16.7 | 9.5 | 14.7 | 20 |
| June | 10 | 14.9 | 19.9 | 15 | 20 | 25 |
| July | 12.3 | 17.4🔥 | 22.4 | 18.6 | 23.6🔥 | 28.7 |
| August | 12.3 | 17.3 | 22.4 | 17.9 | 23 | 28.2 |
| September | 10.1 | 14.8 | 19.5 | 14 | 19.2 | 24.5 |
| October | 7.5 | 11.3 | 15.1 | 7.7 | 12.8 | 17.9 |
| November | 4.3 | 7.2 | 10.2 | 1.9 | 6.4 | 11 |
| December | 2.4 | 4.9 | 7.3 | -2.8 | 1 | 4.7 |
| Annual Avg | 6.3 | 10.3 | 14.3 | 6 | 10.8 | 15.6 |
Min / mean / max temperature (°C). 🔥 marks each city's hottest month, ❄️ its coldest; shading runs cool blue to warm red.
The same figures plotted out, so the shape of a typical year is easier to see than in a grid. Where the two lines run close together London and New York feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. London New York
See how London and New York stack up against other cities. Swipe for more.
Choose which city to keep, then search for any other city in our database — we'll build the comparison for you.
Quick answers to the questions people ask most when comparing London and New York — each drawn straight from the climate figures above.
New York is the warmer of the two. It averages daytime highs of 15.6°C (60.1°F) against 14.3°C (57.7°F) in London — roughly 1.3°C (2.3°F) warmer by day.
London is hottest in July, averaging highs of about 22.4°C (72.4°F), while New York peaks in July at around 28.7°C (83.6°F). That makes New York the hotter of the two at the height of summer.
New York gets colder. In its coldest month (January) overnight lows average about -6.2°C (20.8°F), compared with 1.2°C (34.2°F) at the low point of the year in London.
New York is the wetter city, collecting about 1,214 mm (47.8 in) of rain a year versus 705 mm (27.8 in) in London. London is wettest in October and driest in April; New York is wettest in July and driest in February.
London is the more humid of the two, averaging 85% relative humidity over the year against 80% in New York.
The most comfortable months in London are June, July and August, when average temperatures are at their mildest.
New York is at its most pleasant around June, August and September, based on the mildest average temperatures of the year.
New York is the warmer city in 7 of the 12 months of the year. The gap is widest in January, about 6.3°C (11.3°F), and narrowest in April, about 0.2°C (0.4°F).
New York has the bigger seasonal swing, about 25.9°C (46.6°F) between its coldest and hottest months versus 13.4°C (24.1°F) in London — so London has the steadier, more even climate.
It depends what matters most to you: choose New York for warmer weather, pick London if you prefer drier conditions and go for New York if you want lower humidity. There is no single "better" climate — it comes down to whether you value warmth, dryness or comfort most.
Every figure on this page is calculated from NASA POWER satellite climate data spanning 1981–2025 (45 years). The averages describe the long-term climate of London and New York, not a single year's weather or a short-range forecast.
