Decatur (IL)
Tomorrow
Tomorrow weather in Decatur
Tuesday, July 21st, 2026
29°
Sunny
Feels like 32° · Low 20°
The weather tomorrow in Decatur will be colder than today, with max temperatures of 28°.
The rain will visit again tomorrow in Decatur and the expected precipitation are 3 mm.
The wind tomorrow will get stronger and reach 22 km/h.
29° / 20°
Temp
68%
Rain
22 km/h
Wind
85%
Humidity
Decatur Weather Pages
Decatur hourly forecast for tomorrow
Scroll right to see more weather forecasts for Decatur tomorrow
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 05:45 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 20:19 | 21:00 | 22:00 | 23:00 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  |  | | | | |  |  |  |  |  | | | | | | | | | | | |  | | | | Next |
| temperatures | 22.6° | 22.5° | 22.6° | 22.7° | 23° | 23° | Sunrise | 22.7° | 23.6° | 24.8° | 26.1° | 26.5° | 26.8° | 28.8° | 28.8° | 28.9° | 28.5° | 27.9° | 27.2° | 26° | 24.6° | 23° | Sunset | 22.4° | 21.1° | 19.6° | |
| feels like | 16.2° | 16.1° | 16.1° | 16° | 16.1° | 16.2° | 16.2° | 16.8° | 17.5° | 24.1° | 26.5° | 28.8° | 32.5° | 32.1° | 32.4° | 32.1° | 31.2° | 30.1° | 22.9° | 16.8° | 15.4° | 14.4° | 13.7° | 12.6° | |||
| wind speed | 12 km/h | 13 km/h | 13 km/h | 14 km/h | 15 km/h | 14 km/h | 13 km/h | 15 km/h | 17 km/h | 14 km/h | 16 km/h | 16 km/h | 21 km/h | 22 km/h | 22 km/h | 22 km/h | 21 km/h | 20 km/h | 21 km/h | 20 km/h | 19 km/h | 21 km/h | 18 km/h | 16 km/h | |||
| wind degree | 195° | 198° | 198° | 203° | 207° | 218° | 244° | 246° | 263° | 264° | 263° | 282° | 297° | 306° | 306° | 312° | 321° | 321° | 324° | 328° | 327° | 334° | 339° | 340° | |||
| wind direction | SSW | SSW | SSW | SSW | SSW | SW | WSW | WSW | W | W | W | WNW | WNW | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | NNW | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0.1 mm | 2.2 mm | 0.8 mm | 0 mm | 0.6 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 16% | 28% | 16% | 18% | 16% | 35% | 80% | 66% | 18% | 57% | 14% | 12% | 6% | 5% | 6% | 6% | 7% | 9% | 10% | 11% | 23% | 9% | 9% | 10% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 93% | 95% | 96% | 96% | 96% | 97% | 97% | 96% | 94% | 91% | 88% | 86% | 72% | 69% | 69% | 72% | 75% | 78% | 80% | 82% | 84% | 80% | 80% | 82% | |||
| dew point | 21.5° | 21.6° | 21.9° | 22.1° | 22.3° | 22.4° | 22.2° | 23° | 23.8° | 24.4° | 24.3° | 24.2° | 23.2° | 22.6° | 22.7° | 23.1° | 23.2° | 23.1° | 22.3° | 21.4° | 20.2° | 18.8° | 17.5° | 16.5° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 9 km | 9 km | 9 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 15% | 74% | 10% | 21% | 8% | 72% | 78% | 76% | 25% | 77% | 19% | 8% | 5% | 2% | 8% | 2% | 3% | 11% | 15% | 9% | 81% | 4% | 4% | 3% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 1.3 | 2.7 | 3.2 | 6.2 | 8.8 | 9.2 | 8.5 | 6.6 | 4.6 | 2.7 | 1.1 | 0.3 | 0 | 0 | 0 | 0 |
Weather in Decatur tomorrow
The temperature tomorrow in Decatur is expected to be typical for this time of year, with a forecast of 29 °C, closely aligning with the historical average for July 21st.
temperatures
29 °C
rain
3.6 mm
wind
22 km/h
UV
Very High
Decatur daylight overview ☀️
Tomorrow in Decatur, The sun rises at 05:45 and sets at 20:19, giving a total daylight duration of 14 hours and 34 minutes.
Quick links
More Decatur weather pages
What to wear tomorrow in Decatur? clothing recommendations
Stay comfortably stylish - your tailored guide for tomorrow's Decatur forecast.
Short-sleeve shirt
Shorts
Lightweight trousers
Sunglasses
Wide brimmed hat
Sunscreen
Umbrella
The weather tomorrow in Decatur - FAQ
What is the maximum temperature for tomorrow in Decatur?
The maximum temperature for tomorrow in Decatur is expected to be 29° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in Decatur? 🌧️
Yes, there is a 68% chance of rain in Decatur tomorrow. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed tomorrow in Decatur? 🌀
The wind in Decatur is expected to blow at 22 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Decatur tomorrow?
Given the forecast of 29 °C with a 68% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Decatur tomorrow.
What is the sunrise and sunset time for Decatur tomorrow?
The sun is expected to rise at 05:45 and set at 20:19 in Decatur.
How accurate is the weather forecast Decatur tomorrow? ✅
Decatur weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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Where is Decatur?Get accurate weather forecasts for Decatur, located at latitude 39.84 and longitude -88.955. Stay updated with localized weather information tailored for Decatur.
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