Climate of New York, United States

Cfa

Köppen-Geiger climate classification: Cfa — Temperate, no dry season, hot summer.

New York has a mean annual temperature of 12.6 °C and receives 1200 mm of precipitation per year (1991–2020 climate normals). The warmest month is July with a mean temperature of 25.0 °C, while January is the coldest month at 0.4 °C. Most precipitation falls in August (116 mm); the driest month is February (80 mm).

Climate Diagram

Climate diagram for New York: monthly mean temperature (red line, left axis, °C) and monthly precipitation (blue bars, right axis, mm), 1991–2020 0 0 10 20 20 40 30 60 40 80 50 100 60 120 °C mm J F M A M J J A S O N D

Walter–Lieth diagram: blue bars show monthly precipitation (right axis, mm), the red line shows monthly mean temperature (left axis, °C). Scale: 1 °C ≡ 2 mm.

Climate Table

MonthMean temperature (°C)Precipitation (mm)
January0.488.3
February1.379.8
March5.1109.4
April11.098.5
May16.797.6
June21.999.1
July25.0113.7
August24.0115.8
September20.3100.6
October14.198.1
November8.493.0
December3.4106.1
Year12.61200.0

Live Forecast

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Data Source

Climate normals and Köppen-Geiger classification: Beck et al. (2023), Scientific Data 10, 724, CC BY 4.0. Period 1991–2020. Classification resolution ≈ 1 km; monthly climate data resolution ≈ 1 km (0.01°, Original 2023 release; predates the January 2026 correction), sampled at the grid cell containing the city coordinates (40.71°, -74.01°). Climate normals describe the long-term average, not current weather.