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Now · 2:03 PM

Dedham Weather & Hourly Forecast

United States · Iowa · 51440

Mostly sunny
86°F
Mostly sunny
Feels like: 94°F
💧 Humidity 66% 🌡 Pressure 29.85 inHg 💨 Wind 17 mph 👁 Visibility 6.2 mi Clouds 23% ☀️ UV index 2.5 · Low 🌅 Sunrise 6:47 AM 🌇 Sunset 7:50 PM

Hourly Forecast for Dedham

Today
Mostly sunny · 3:00 PM Mostly sunny
86° 💧 None 💨 17 mph H 66%29.85 inHg
Mostly sunny · 6:00 PM Mostly sunny
91° 💧 None 💨 18 mph H 39%29.74 inHg
Mostly clear night · 9:00 PM Mostly clear night
87° 💧 0.02 in 💨 13 mph H 34%29.71 inHg
Tomorrow
Partly cloudy night · 12:00 AM Partly cloudy night
77° 💧 None 💨 9 mph H 58%29.77 inHg
Overcast night · 3:00 AM Overcast night
76° 💧 0.01 in 💨 16 mph H 40%29.77 inHg
Overcast night · 6:00 AM Overcast night
76° 💧 0.00 in 💨 14 mph H 52%29.80 inHg
Mostly sunny · 9:00 AM Mostly sunny
83° 💧 None 💨 17 mph H 43%29.83 inHg
Mostly sunny · 12:00 PM Mostly sunny
89° 💧 None 💨 14 mph H 29%29.83 inHg
Overcast · 3:00 PM Overcast
95° 💧 None 💨 10 mph H 25%29.77 inHg
Overcast · 6:00 PM Overcast
93° 💧 None 💨 9 mph H 20%29.74 inHg
Mostly clear night · 9:00 PM Mostly clear night
78° 💧 None 💨 11 mph H 59%29.83 inHg
Saturday
Mostly cloudy night · 12:00 AM Mostly cloudy night
73° 💧 0.01 in 💨 4 mph H 67%29.85 inHg
Overcast night · 3:00 AM Overcast night
70° 💧 None 💨 5 mph H 80%29.88 inHg
Mostly cloudy night · 6:00 AM Mostly cloudy night
70° 💧 None 💨 7 mph H 79%29.88 inHg
Sunny · 9:00 AM Sunny
82° 💧 None 💨 4 mph H 51%29.91 inHg
Mostly cloudy · 12:00 PM Mostly cloudy
99° 💧 None 💨 3 mph H 27%29.88 inHg

In Dedham and, more broadly, across the state of Iowa: Skies will remain clear through the afternoon, with temperatures rising into the high 80s. Expect hot conditions, so stay hydrated and protect yourself from the sun. A slight chance of rain exists, with a minimal accumulation of around 0.01 inches, primarily in the late afternoon. Winds will be moderate from the southwest, maxing out at 12 mph, with gusts reaching up to 28 mph. Be prepared for occasional gusts that could briefly increase wind speeds. Overall, it will be a warm and breezy day, with little to no rain expected in most areas.

15-Day Weather Outlook for Dedham

TomorrowTomorrow Partly cloudy Partly cloudy 99°/73° 💧 None 💨 19 mph
Saturday, Sep 5Sat Sep 5 Partly cloudy Partly cloudy 105°/70° 💧 None 💨 13 mph
Sunday, Sep 6Sun Sep 6 Moderate rain Moderate rain 97°/71° 💧 0.43 in 💨 18 mph
Monday, Sep 7Mon Sep 7 Light rain Light rain 91°/66° 💧 0.05 in 💨 17 mph
Tuesday, Sep 8Tue Sep 8 Light rain Light rain 105°/74° 💧 0.09 in 💨 20 mph
Wednesday, Sep 9Wed Sep 9 Light rain Light rain 90°/72° 💧 0.13 in 💨 7 mph
Thursday, Sep 10Thu Sep 10 Overcast Overcast 89°/63° 💧 None 💨 12 mph
Friday, Sep 11Fri Sep 11 Overcast Overcast 91°/68° 💧 None 💨 17 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 103°/64° 💧 0.14 in 💨 21 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 89°/69° 💧 0.09 in 💨 22 mph
Monday, Sep 14Mon Sep 14 Light rain Light rain 85°/66° 💧 0.01 in 💨 20 mph
Tuesday, Sep 15Tue Sep 15 Sunny Sunny 80°/56° 💧 None 💨 19 mph
Wednesday, Sep 16Wed Sep 16 Mostly cloudy Mostly cloudy 76°/51° 💧 None 💨 9 mph
Thursday, Sep 17Thu Sep 17 Sunny Sunny 81°/53° 💧 None 💨 14 mph
Friday, Sep 18Fri Sep 18 Mostly cloudy Mostly cloudy 85°/56° 💧 None 💨 12 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Dedham

Vertical axis: °F · Color based on temperature
Mostly sunny at 3:00 PM
86° Today 3:00 PM
Mostly sunny at 4:00 PM
88° 4:00 PM
Mostly sunny at 5:00 PM
90° 5:00 PM
Mostly sunny at 6:00 PM
91° 6:00 PM
Sunny at 7:00 PM
89° Today 7:00 PM
Mostly clear night at 8:00 PM
88° 8:00 PM
Mostly clear night at 9:00 PM
87° 9:00 PM
Clear night at 10:00 PM
85° 10:00 PM
Light rain at 11:00 PM
79° Today 11:00 PM
Partly cloudy night at 12:00 AM
77° 12:00 AM
Mostly cloudy night at 1:00 AM
77° 1:00 AM
Overcast night at 2:00 AM
76° 2:00 AM
Overcast night at 3:00 AM
76° Tomorrow 3:00 AM
Light rain at 4:00 AM
76° 4:00 AM
Overcast night at 5:00 AM
77° 5:00 AM
Overcast night at 6:00 AM
76° 6:00 AM
Light rain at 7:00 AM
77° Tomorrow 7:00 AM
Partly cloudy at 8:00 AM
80° 8:00 AM
Mostly sunny at 9:00 AM
83° 9:00 AM
Sunny at 10:00 AM
85° 10:00 AM
Mostly sunny at 11:00 AM
88° Tomorrow 11:00 AM
Mostly sunny at 12:00 PM
89° 12:00 PM
Partly cloudy at 1:00 PM
90° 1:00 PM
Overcast at 2:00 PM
95° 2:00 PM
Overcast at 3:00 PM
95° Tomorrow 3:00 PM
Overcast at 4:00 PM
96° 4:00 PM
Overcast at 5:00 PM
95° 5:00 PM
Overcast at 6:00 PM
93° 6:00 PM
Overcast at 7:00 PM
86° Tomorrow 7:00 PM
Mostly clear night at 8:00 PM
81° 8:00 PM
Mostly clear night at 9:00 PM
78° 9:00 PM
Mostly clear night at 10:00 PM
77° 10:00 PM
Partly cloudy night at 11:00 PM
76° Tomorrow 11:00 PM
Mostly cloudy night at 12:00 AM
73° 12:00 AM
Light rain at 1:00 AM
72° 1:00 AM
Overcast night at 2:00 AM
71° 2:00 AM
Overcast night at 3:00 AM
70° Saturday 3:00 AM
Mostly cloudy night at 4:00 AM
70° 4:00 AM
Mostly cloudy night at 5:00 AM
70° 5:00 AM
Mostly cloudy night at 6:00 AM
70° 6:00 AM
Mostly cloudy at 7:00 AM
70° Saturday 7:00 AM
Sunny at 8:00 AM
75° 8:00 AM
Sunny at 9:00 AM
82° 9:00 AM
Partly cloudy at 10:00 AM
89° 10:00 AM
Partly cloudy at 11:00 AM
95° Saturday 11:00 AM
Mostly cloudy at 12:00 PM
99° 12:00 PM
Mostly cloudy at 1:00 PM
102° 1:00 PM
Sunny at 2:00 PM
104° 2:00 PM
Partly cloudy at 3:00 PM
105° Saturday 3:00 PM
Partly cloudy at 4:00 PM
106° 4:00 PM
Partly cloudy at 5:00 PM
105° 5:00 PM
Partly cloudy at 6:00 PM
103° 6:00 PM
Mostly sunny at 7:00 PM
100° Saturday 7:00 PM
Clear night at 8:00 PM
90° 8:00 PM
Clear night at 9:00 PM
84° 9:00 PM
Clear night at 10:00 PM
81° 10:00 PM
Mostly clear night at 11:00 PM
81° Saturday 11:00 PM
Partly cloudy night at 12:00 AM
79° 12:00 AM
Partly cloudy night at 1:00 AM
77° 1:00 AM
Overcast night at 2:00 AM
77° 2:00 AM
Overcast night at 3:00 AM
76° Sunday 3:00 AM
Mostly cloudy night at 4:00 AM
73° 4:00 AM
Mostly cloudy night at 5:00 AM
74° 5:00 AM
Overcast night at 6:00 AM
72° 6:00 AM
Overcast at 7:00 AM
72° Sunday 7:00 AM
Overcast at 8:00 AM
73° 8:00 AM
Overcast at 9:00 AM
76° 9:00 AM
Overcast at 10:00 AM
82° 10:00 AM
Overcast at 11:00 AM
88° Sunday 11:00 AM
Overcast at 12:00 PM
91° 12:00 PM
Overcast at 1:00 PM
94° 1:00 PM
Overcast at 2:00 PM
91° 2:00 PM
Overcast at 3:00 PM
89° Sunday 3:00 PM
Overcast at 4:00 PM
89° 4:00 PM
Overcast at 5:00 PM
83° 5:00 PM
Light rain at 6:00 PM
74° 6:00 PM
Mostly cloudy at 7:00 PM
72° Sunday 7:00 PM
Light rain at 8:00 PM
69° 8:00 PM
Moderate rain at 9:00 PM
68° 9:00 PM
Moderate rain at 10:00 PM
69° 10:00 PM
Light rain at 11:00 PM
68° Sunday 11:00 PM
Light rain at 12:00 AM
68° 12:00 AM
Overcast night at 1:00 AM
68° 1:00 AM
Light rain at 2:00 AM
68° 2:00 AM
Light rain at 3:00 AM
68° Monday 3:00 AM
Overcast night at 4:00 AM
68° 4:00 AM
Light rain at 5:00 AM
67° 5:00 AM
Overcast night at 6:00 AM
67° 6:00 AM
Overcast at 7:00 AM
67° Monday 7:00 AM
Overcast at 8:00 AM
68° 8:00 AM
Overcast at 9:00 AM
70° 9:00 AM
Overcast at 10:00 AM
74° 10:00 AM
Mostly cloudy at 11:00 AM
81° Monday 11:00 AM
Mostly cloudy at 12:00 PM
84° 12:00 PM
Mostly cloudy at 1:00 PM
85° 1:00 PM
Overcast at 2:00 PM
87° 2:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Dedham

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 3:00 PM
PM2.5 Fine particles Good 3,5µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 3,8µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 84,4µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,7µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Dedham

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 6,1High 🙂Fair
Tomorrow UV 7,3High 🙂Fair
Saturday UV 6,8High 🙂Fair
Sunday UV 7,0High 🙂Fair
Monday UV 8,0Very high 🙂Fair
Tuesday UV 9,0Very high Unavailable
Wednesday UV 7,0High Unavailable
Hourly UV index today
3:00 PMUV 6,1 4:00 PMUV 4,2 5:00 PMUV 2,3 6:00 PMUV 0,9 7:00 PMUV 0,2
Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Dedham

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 3:00 PM 4:00 PM 5:00 PM 6:00 PM Today 7:00 PM 8:00 PM 9:00 PM 10:00 PM Today 11:00 PM 12:00 AM 1:00 AM 2:00 AM Tomorrow 3:00 AM 4:00 AM 5:00 AM 6:00 AM Tomorrow 7:00 AM 8:00 AM 9:00 AM 10:00 AM Tomorrow 11:00 AM 12:00 PM 1:00 PM 2:00 PM Tomorrow 3:00 PM 4:00 PM 5:00 PM 6:00 PM Tomorrow 7:00 PM 8:00 PM 9:00 PM 10:00 PM Tomorrow 11:00 PM 12:00 AM 1:00 AM 2:00 AM Saturday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Saturday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Saturday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Saturday 3:00 PM 4:00 PM 5:00 PM 6:00 PM Saturday 7:00 PM 8:00 PM 9:00 PM 10:00 PM Saturday 11:00 PM 12:00 AM 1:00 AM 2:00 AM Sunday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Sunday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Sunday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Sunday 3:00 PM 4:00 PM 5:00 PM 6:00 PM Sunday 7:00 PM 8:00 PM 9:00 PM 10:00 PM Sunday 11:00 PM 12:00 AM 1:00 AM 2:00 AM Monday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Monday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Monday 11:00 AM 12:00 PM 1:00 PM 2:00 PM
Sustained wind Max gusts
Internal PR simulation: 3.55 Population: 280

Forecast data for Dedham were last refreshed today at 2:03 PM. The current forecast period extends through 05/09/2026 at 12:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.