Decatur (IL)
Tomorrow
Tomorrow weather in Decatur
Sunday, March 15th, 2026
17°
Moderate rain
Official weather alert: Wind Advisory.The weather tomorrow in Decatur will be a bit hotter than today, with max temperatures of 16°.
The rain will visit again tomorrow in Decatur and the expected precipitation are 12 mm.
The wind tomorrow will get stronger and reach 44 km/h.
17° / 1°
Temp
83%
Rain
44 km/h
Wind
83%
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 | 06:00 AM | 07:00 AM | 07:07 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 | 07:03 PM | 08:00 PM | 09:00 PM | 10:00 PM | 11:00 PM | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | | | | |  |  | | |  |  | | | |  | | | |  |  | |  | | Next |
| temperatures | 8.1° | 7.9° | 7.9° | 8° | 8.5° | 9.3° | 9.9° | 10.7° | Sunrise | 12.2° | 13.4° | 15° | 14.9° | 14.5° | 14.3° | 14.4° | 14.4° | 14.4° | 14.3° | 12.2° | 7.3° | Sunset | 4.5° | 3.5° | 2.2° | 1.3° | |
| feels like | 4.5° | 4.4° | 4.5° | 4.7° | 5.4° | 6.2° | 6.8° | 7.6° | 9.3° | 10.8° | 13.7° | 13.1° | 12.2° | 11.9° | 11.9° | 12° | 12.1° | 12.2° | 9.3° | 2.8° | -0.8° | -2° | -3.7° | -5.1° | |||
| wind speed | 24 km/h | 24 km/h | 25 km/h | 25 km/h | 27 km/h | 30 km/h | 33 km/h | 37 km/h | 41 km/h | 41 km/h | 41 km/h | 43 km/h | 44 km/h | 44 km/h | 43 km/h | 41 km/h | 42 km/h | 44 km/h | 41 km/h | 43 km/h | 40 km/h | 36 km/h | 38 km/h | 39 km/h | |||
| wind degree | 124° | 132° | 139° | 150° | 166° | 174° | 173° | 174° | 175° | 181° | 187° | 188° | 191° | 190° | 191° | 194° | 190° | 189° | 191° | 264° | 256° | 253° | 257° | 268° | |||
| wind direction | SE | SE | SE | SSE | SSE | S | S | S | S | S | S | S | SSW | S | SSW | SSW | S | S | S | W | WSW | WSW | WSW | W | |||
| 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 | 3 mm | 0 mm | 0 mm | 2.4 mm | 0 mm | 0 mm | 3.6 mm | 0 mm | 0 mm | 3.7 mm | 0 mm | |||
| chance for rain | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 100% | 0% | 100% | 0% | 0% | 100% | 0% | 0% | 100% | 0% | 0% | 100% | 0% | |||
| 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 | 59% | 59% | 61% | 68% | 72% | 76% | 80% | 81% | 81% | 81% | 78% | 76% | 86% | 94% | 94% | 95% | 95% | 96% | 97% | 94% | 92% | 92% | 89% | 96% | |||
| dew point | 0.2° | 0.5° | 0.9° | 2.4° | 3.4° | 5.2° | 6.8° | 7.4° | 8.4° | 10.5° | 10.9° | 12.3° | 12.5° | 13.1° | 13.3° | 13.6° | 13.6° | 13.7° | 13.9° | 9.2° | 1.3° | 0.6° | 0.8° | 0.2° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 2 km | 10 km | 10 km | 10 km | 10 km | 2 km | 10 km | 2 km | 6 km | 10 km | 9 km | 0 km | 2 km | 0 km | |||
| cloud cover | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 1% | 3% | 10% | 83% | 98% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | 100% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0.7 | 1.4 | 2.4 | 3.3 | 2.4 | 2.8 | 2 | 0.3 | 0.1 | 0 | 0 | 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 17 °F, closely aligning with the historical average for March 15th.
temperatures
17 °F
rain
12.8 mm
wind
44 km/h
UV
Low
Decatur daylight overview ☀️
Tomorrow in Decatur, The sun rises at 07:07 and sets at 19:03, giving a total daylight duration of 11 hours and 56 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
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 17° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain tomorrow in Decatur? 🌧️
Yes, there is a 83% 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 44 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Decatur tomorrow?
Given the forecast of 17 °F with a 83% 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 07:07 and set at 19:03 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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