Manhattan weather in August
August is one of the best months to visit Manhattan: highs of 28°C (83°F) and about 114 mm (4.5 in) of rain on average. Nights average 19°C (65°F) and cloud cover 48% (NASA POWER, 2001–2025 averages). It is the 4th wettest month of the year and the 2nd warmest. Compared with July, it is about as warm and about as wet; September brings highs of 25°C (77°F) and 105 mm (4.1 in) of rain.
Is August a good time to visit Manhattan?
best month Weather score 71/100.
Yes. August is one of the best months for weather in Manhattan.
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Does it rain a lot in Manhattan in August?
Some rain is normal: about 114 mm (4.5 in) falls in an average August. It is the 4th wettest month of the year.
How warm is Manhattan in August?
Days average 28°C (83°F) and nights 19°C (65°F).
Manhattan weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 2°C (35°F) | -6°C (21°F) | 81 mm | 69% | least pleasant |
| February | 3°C (38°F) | -5°C (22°F) | 81 mm | 64% | least pleasant |
| March | 8°C (46°F) | -2°C (29°F) | 100 mm | 60% | least pleasant |
| April | 14°C (58°F) | 4°C (39°F) | 102 mm | 58% | fair |
| May | 20°C (68°F) | 10°C (50°F) | 98 mm | 60% | best |
| June | 25°C (77°F) | 16°C (60°F) | 117 mm | 55% | best |
| July | 29°C (84°F) | 19°C (66°F) | 109 mm | 50% | best |
| August | 28°C (83°F) | 19°C (65°F) | 114 mm | 48% | best |
| September | 25°C (77°F) | 15°C (58°F) | 105 mm | 48% | best |
| October | 18°C (64°F) | 8°C (47°F) | 122 mm | 56% | best |
| November | 11°C (52°F) | 2°C (36°F) | 91 mm | 61% | fair |
| December | 5°C (41°F) | -2°C (28°F) | 116 mm | 70% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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