🇺🇸 Weather in Portsmouth Heights
Map Overlays:
Hourly Forecast for Portsmouth Heights
03:00
25°
36%
04:00
24°
47%
05:00
24°
43%
06:00
24°
42%
07:00
23°
38%
08:00
24°
39%
09:00
26°
26%
10:00
28°
17%
11:00
30°
11%
12:00
32°
18%
13:00
31°
27%
14:00
32°
13%
15:00
33°
13%
16:00
32°
11%
17:00
31°
12%
18:00
29°
11%
19:00
27°
22%
20:00
26°
54%
21:00
24°
82%
22:00
24°
82%
23:00
24°
53%
00:00
24°
58%
01:00
24°
76%
02:00
24°
37%
14-Day Forecast for Portsmouth Heights
2026-09-12
Patchy rain nearby
33° /
23°
2026-09-13
Patchy rain nearby
31° /
22°
2026-09-14
Sunny
27° /
22°
2026-09-15
Overcast
26° /
19°
2026-09-16
Sunny
26° /
18°
2026-09-17
Sunny
28° /
19°
2026-09-18
Sunny
33° /
21°
Additional Forecasts for Portsmouth Heights
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 213.0 μg/m³
O₃ (Ozone) 97.0 μg/m³
NO₂ (Nitrogen Dioxide) 5.8 μg/m³
SO₂ (Sulphur Dioxide) 1.2 μg/m³
PM2.5 (Fine particles) 12.9 μg/m³
PM10 (Coarse particles) 15.7 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United States
Weather in Portsmouth Heights — FAQ
Answers refreshed each request based on current conditions in Portsmouth Heights.
What is the weather like right now in Portsmouth Heights?
Right now in Portsmouth Heights, United States the temperature is 24.7°C (feels like 28.5°C), with patchy rain nearby. Relative humidity is 90% and wind is 7.6 km/h.
What is today's high and low temperature in Portsmouth Heights?
Today's forecast high in Portsmouth Heights is 32.8°C and the overnight low is 23.3°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Portsmouth Heights today?
The chance of precipitation in Portsmouth Heights today is 82%. 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 Portsmouth Heights differ from nearby cities?
Even short distances can change temperatures noticeably. Portsmouth Heights'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.