Dedham weather — 10-day forecast

Temperature, rain, wind and feels-like in Dedham, hour by hour and over 10 days, with the seasonal normal for context.

Now

Reading from 12:00 · NOAA HRRR model

33 °C

Clear sky

Feels like 35 °C

9.7 km/hforce 2

Next 12 h

  • 1233°
  • 1334°
  • 1435°
  • 1535°
  • 1635°
  • 1734°
  • 1833°
  • 1932°
  • 19:57Sunset
  • 2030°
  • 2129°
  • 2228°
  • 2327°
  • 0027°

35°15:00 27°00:00

Humidity
48 %
Dew point
20 °C
Gusts
12.6 km/h
Clouds
1 %
Pressure
1,018 hPa
UV
9 · very high
Storm
possible

Grid point 0.4 km away · 3.0 km grid · elevation 37 m

Air quality

The European air-quality index for the city, and the pollutants that set it.

Reading from 14:00
53
Moderate

Index set by Ozone

Ozone
120.0µg/m³
PM2.5
10.0µg/m³
PM10
10.2µg/m³
Nitrogen dioxide
2.2µg/m³
Sulphur dioxide
0.6µg/m³
Carbon monoxide
174.0µg/m³
Dust (AOD)
0.00

Generated using Copernicus Atmosphere Monitoring Service information

Hour by hour

Step-by-step detail: temperature, wind, cloud cover and ultraviolet.

Estimated from a deterministic model, not an ensemble probability.
°C

10 days

Each day's extremes and the chance of rain, out to the end of the run.

19° → 35°

Rain probability (> 1 mm): 50 ECMWF ensemble members.

  • Today

    Clear sky80 %

    35°

    27°

  • Sat

    Mainly clear88 %

    33°

    23°

  • Sun

    Partly cloudy28 %

    33°

    23°

  • Mon

    Mainly clear8 %

    33°

    20°

  • Tue

    Light rain44 %

    28°

    22°

  • Wed

    Partly cloudy

    29°

    22°

  • Thu

    Mainly clear

    31°

    21°

  • Fri

    Light drizzle0 mm

    29°

    21°

  • Sat

    Mainly clear

    31°

    19°

  • Sun

    Light drizzle0 mm

    32°

    23°

Gusts · Sun 56.2 km/h

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV9very high
Sunrise
05:44
Daylight
14 h 13
Sunset
19:57

Radiation · 25.6 MJ/m²

Sea state

Sea state at the marine grid point closest to the city.

0.1 mperiod 9 s 81°

Significant height: the mean of the highest third of waves. Individual waves reach about twice it.

Data: ECMWF

Today in Dedham the mean temperature will be 31.4 °C — +9.0 °C against the normal for 7 August, measured from 1940 to 2026. (1,290 obs.)

Dedham climate — normals and trends