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Decatur (IL)
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Weather in Decatur, Illinois for March 2027

Your guide to Decatur weather in March - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Decatur during March is quite rare, with fewer than 2 snowy days on average.

    • Temperatures

  • In general, the average temperature in Decatur at the beginning of March is 10.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 15.1 °C by the end of March.

    • Rain 🌧️

  • Decatur experiences moderate rainfall in March, with an average of 9 rainy days and a total precipitation of 200.8 mm.

    • More

  • Is March a good time to visit Decatur? check out the best time to travel to Decatur page.

  • ✨ Is March a good time to visit Decatur? – Ask the AI Weatherman

Average dry days
21
Dry days
Average rainy days
9
Rainy days
Average snowy days
1
Snow days
Average temperatures
13°/4°
Temperatures
Average wind speed
28 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Decatur Weather March

Move between months or click on a day
February
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
4°
2
Light rain
8°
3
Patchy rain possible
11°
4
Thundery outbreaks possible
15°
5
Heavy rain
13°
6
Partly cloudy
15°
7
Patchy rain possible
10°
8
Moderate rain
13°
9
Light drizzle
14°
10
Patchy rain possible
17°
11
Moderate rain
17°
12
Overcast
15°
13
Patchy rain possible
16°
14
Light rain
16°
15
Moderate rain
15°
16
Patchy rain possible
8°
17
Partly cloudy
7°
18
Overcast
12°
19
Sunny
16°
20
Sunny
13°
21
Partly cloudy
14°
22
Overcast
17°
23
Moderate rain
9°
24
Overcast
11°
25
Light rain
14°
26
Light rain
17°
27
Moderate rain
9°
28
Partly cloudy
16°
29
Overcast
16°
30
Heavy rain
20°
31
Light rain shower
14°

Temperatures trend during March in Decatur

See the weather trend as well as the moving average line

March weather in Decatur day by day

Click on a date for more information
February April
Date Weather Temperatures Rain Snow More
Mar. 1 Overcast
Overcast
 4° /-1° 0.4 mm 0 cm
Mar. 2 Light rain
Light rain
 8° /0° 3.4 mm 0.7 cm
Mar. 3 Patchy rain possible
Patchy rain possible
 11° /3° 2.3 mm 0 cm
Mar. 4 Thundery outbreaks possible
Thundery outbreaks possible
 15° /8° 37.3 mm 0 cm
Mar. 5 Heavy rain
Heavy rain
 13° /5° 27.4 mm 1.1 cm
Mar. 6 Partly cloudy
Partly cloudy
 15° /3° 0 mm 0 cm
Mar. 7 Patchy rain possible
Patchy rain possible
 10° /5° 1.7 mm 0 cm
Mar. 8 Moderate rain
Moderate rain
 13° /5° 12.1 mm 0 cm
Mar. 9 Light drizzle
Light drizzle
 14° /2° 0.9 mm 0 cm
Mar. 10 Patchy rain possible
Patchy rain possible
 17° /5° 1.9 mm 0 cm
Mar. 11 Moderate rain
Moderate rain
 17° /4° 10.7 mm 0 cm
Mar. 12 Overcast
Overcast
 15° /2° 0.1 mm 0 cm
Mar. 13 Patchy rain possible
Patchy rain possible
 16° /7° 0.9 mm 0 cm
Mar. 14 Light rain
Light rain
 16° /9° 6.7 mm 0 cm
Mar. 15 Moderate rain
Moderate rain
 15° /9° 13.3 mm 0 cm
Mar. 16 Patchy rain possible
Patchy rain possible
 8° /0° 2.3 mm 0.8 cm
Mar. 17 Partly cloudy
Partly cloudy
 7° /-3° 0 mm 0 cm
Mar. 18 Overcast
Overcast
 12° /0° 0 mm 0 cm
Mar. 19 Sunny
Sunny
 16° /2° 0 mm 0 cm
Mar. 20 Sunny
Sunny
 13° /3° 0 mm 0 cm
Mar. 21 Partly cloudy
Partly cloudy
 14° /1° 0 mm 0 cm
Mar. 22 Overcast
Overcast
 17° /4° 0.8 mm 0 cm
Mar. 23 Moderate rain
Moderate rain
 9° /2° 18.6 mm 0 cm
Mar. 24 Overcast
Overcast
 11° /0° 0 mm 0 cm
Mar. 25 Light rain
Light rain
 14° /6° 8.4 mm 0 cm
Mar. 26 Light rain
Light rain
 17° /6° 3.9 mm 0 cm
Mar. 27 Moderate rain
Moderate rain
 9° /2° 20.5 mm 0 cm
Mar. 28 Partly cloudy
Partly cloudy
 16° /2° 0 mm 0 cm
Mar. 29 Overcast
Overcast
 16° /8° 0.2 mm 0 cm
Mar. 30 Heavy rain
Heavy rain
 20° /12° 25.3 mm 0 cm
Mar. 31 Light rain shower
Light rain shower
 14° /9° 1.5 mm 0 cm
Next
Important Notice
Our weather forecast for Decatur in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Decatur forecast closer to your planned date for the most up-to-date weather information.
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Decatur in March - FAQ

What are the expected maximum and minimum temperatures in Decatur during March?
Prepare for cooler days with highs just around 13° and colder nights, dipping below 4°.

How much rainfall should be expected in Decatur during March?
Significant rainfall exceeding 200.8 mm is expected in Decatur during March, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Decatur in March 2027?
Decatur typically sees 2.6 cm of snowfall during March.

What are the typical wind conditions in Decatur during March?
The average wind speed in Decatur during March is 28 km/h, suggesting breezy to windy conditions, depending on your activities.

Decatur snow forecast March 2027

Track daily snowfall levels and discover Decatur’s snowy potential this March ❄️
On average, Decatur sees 1 snowy days during March, with approximately 2.6 cm of total snowfall.

March rainfall patterns in Decatur

Explore the daily rainfall trends and prepare for Decaturs March weather 💧
Typically, Decatur has 9 rainy days in March with a total of 200.8 mm of rainfall.
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Location coordinates 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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