Decatur (IL)
Tomorrow
Tomorrow weather in Decatur
Monday, June 15th, 2026
22°
Partly cloudy
Official weather alert: Flood Warning.The weather tomorrow in Decatur will be similar like today, with max temperatures of 22°.
The wind tomorrow will be much lighter compared to today and reach 17 km/h.
22° / 12°
Temp
17%
Rain
17 km/h
Wind
68%
Humidity
Decatur Weather Pages
Decatur hourly forecast for tomorrow
Scroll right to see more weather forecasts for Decatur tomorrow
| 12:00 AM | 01:00 AM | 02:00 AM | 03:00 AM | 04:00 AM | 05:00 AM | 05:26 AM | 06:00 AM | 07:00 AM | 08:00 AM | 09:00 AM | 10:00 AM | 11:00 AM | 12:00 PM | 01:00 PM | 02:00 PM | 03:00 PM | 04:00 PM | 05:00 PM | 06:00 PM | 07:00 PM | 08:00 PM | 08:25 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | |  |  | | | |  | |  | | | | | | | | |  |  | | | Next |
| temperatures | 15.2° | 14.6° | 14.2° | 13.6° | 13° | 12.4° | Sunrise | 13.1° | 14.3° | 15.8° | 17.2° | 18.5° | 19.6° | 20.4° | 21.1° | 21.5° | 21.8° | 21.8° | 21.6° | 20.9° | 19.3° | 17.8° | Sunset | 17.4° | 17.4° | 16.3° | |
| wind speed | 8 km/h | 9 km/h | 9 km/h | 8 km/h | 6 km/h | 2 km/h | 0 km/h | 4 km/h | 5 km/h | 8 km/h | 11 km/h | 13 km/h | 13 km/h | 13 km/h | 15 km/h | 16 km/h | 17 km/h | 17 km/h | 14 km/h | 9 km/h | 7 km/h | 8 km/h | 10 km/h | 11 km/h | |||
| wind degree | 344° | 341° | 350° | 354° | 357° | 11° | 95° | 268° | 264° | 260° | 268° | 279° | 284° | 283° | 280° | 278° | 282° | 285° | 291° | 280° | 244° | 218° | 200° | 193° | |||
| wind direction | NNW | NNW | N | N | N | NNE | E | W | W | W | W | W | WNW | WNW | W | W | WNW | WNW | WNW | W | WSW | SW | SSW | SSW | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0.1 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 | 8% | 8% | 10% | 11% | 12% | 13% | 10% | 9% | 7% | 6% | 11% | 13% | 12% | 6% | 4% | 5% | 5% | 5% | 5% | 6% | 7% | 9% | 8% | 6% | |||
| 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 | 77% | 79% | 82% | 84% | 87% | 89% | 85% | 80% | 74% | 69% | 63% | 56% | 53% | 50% | 49% | 48% | 49% | 50% | 60% | 68% | 72% | 71% | 67% | 64% | |||
| dew point | 11° | 10.7° | 11.1° | 11.1° | 10.9° | 10.6° | 9.5° | 10.4° | 11° | 11.6° | 11.4° | 10.8° | 10.7° | 10.6° | 10.5° | 10.5° | 10.7° | 11.1° | 13.3° | 14.1° | 12.6° | 11.1° | 10.7° | 10.6° | |||
| visibility | 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 | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 0% | 0% | 0% | 0% | 0% | 2% | 3% | 5% | 4% | 4% | 70% | 77% | 98% | 54% | 44% | 46% | 46% | 45% | 28% | 14% | 15% | 45% | 44% | 10% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.5 | 1.4 | 2.9 | 4.8 | 6.8 | 8.3 | 8.4 | 7.7 | 6.3 | 4.5 | 2.6 | 1.2 | 0.4 | 0 | 0 | 0 | 0 |
Weather in Decatur tomorrow
The weather in Decatur tomorrow is expected to be much cooler than usual, with a forecast temperature of 22 °F, compared to an average of 27.5 °F for June 15th in recent years.
temperatures
22 °F
rain
0.1 mm
wind
17 km/h
UV
Very High
Decatur daylight overview ☀️
Tomorrow in Decatur, The sun rises at 05:26 and sets at 20:25, giving a total daylight duration of 14 hours and 59 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.
Long-sleeve shirt
Long pant
Closed-toe shoes
Light jacket
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 22° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in Decatur? 🌧️
Yes, there is a 17% 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 17 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Decatur tomorrow?
Given the forecast of 22 °F with a 17% 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 05:26 and set at 20:25 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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