🇺🇸 Weather in Harlem
Map Overlays:
Hourly Forecast for Harlem
18:00
32°
4%
19:00
29°
6%
20:00
28°
24%
21:00
22°
89%
22:00
22°
91%
23:00
21°
79%
00:00
21°
31%
01:00
21°
14%
02:00
22°
15%
03:00
22°
13%
04:00
21°
14%
05:00
21°
18%
06:00
21°
17%
07:00
21°
15%
08:00
22°
18%
09:00
24°
8%
10:00
26°
6%
11:00
28°
7%
12:00
29°
8%
13:00
30°
11%
14:00
29°
11%
15:00
28°
11%
16:00
29°
7%
17:00
29°
4%
14-Day Forecast for Harlem
2026-07-21
Sunny
34° /
20°
2026-07-22
Partly Cloudy
30° /
21°
2026-07-23
Sunny
28° /
18°
2026-07-24
Sunny
28° /
20°
2026-07-25
Sunny
29° /
20°
2026-07-26
Sunny
30° /
20°
2026-07-27
Sunny
29° /
22°
Additional Forecasts for Harlem
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 154.0 μg/m³
O₃ (Ozone) 103.0 μg/m³
NO₂ (Nitrogen Dioxide) 9.6 μg/m³
SO₂ (Sulphur Dioxide) 1.3 μg/m³
PM2.5 (Fine particles) 7.7 μg/m³
PM10 (Coarse particles) 8.3 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United States
Weather in Harlem — FAQ
Answers refreshed each request based on current conditions in Harlem.
What is the weather like right now in Harlem?
Right now in Harlem, United States the temperature is 22.8°C (feels like 25.0°C), with moderate rain. Relative humidity is 96% and wind is 13.0 km/h.
What is today's high and low temperature in Harlem?
Today's forecast high in Harlem is 34.1°C and the overnight low is 20.0°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Harlem today?
The chance of precipitation in Harlem today is 77%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Harlem differ from nearby cities?
Even short distances can change temperatures noticeably. Harlem's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.