WEATHERTrackCAST - Decatur, IL Weekly Planner

Decatur, IL

Weekly Forecast

Updated: Sep 28 2025 3:40 PM CDT

Today September 28

DAYTIME (6AM - 6PM)

Sunny
Hi: 89°F

NIGHTTIME (6PM - 6AM)

Clear
Lo: 59°F

Today: Sunny, with a high near 89. South wind around 3 mph.

Tonight: Clear, with a low around 59. Southeast wind around 3 mph.

	4:00 PM CDT	5:00 PM CDT	6:00 PM CDT	7:00 PM CDT	8:00 PM CDT	9:00 PM CDT	10:00 PM CDT	11:00 PM CDT	12:00 AM CDT	1:00 AM CDT	2:00 AM CDT	3:00 AM CDT	4:00 AM CDT	5:00 AM CDT	6:00 AM CDT
Conditions	Sunny	Sunny	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Sunny
Temperatures	87°F	86°F	84°F	81°F	77°F	73°F	71°F	68°F	66°F	65°F	65°F	63°F	62°F	61°F	60°F
Feels Like	87°F	86°F	84°F	81°F	77°F	73°F	71°F	68°F	66°F	65°F	65°F	63°F	62°F	61°F	60°F
Chance of Precip	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
Wind Speed	S @ 3 mph	S @ 3 mph	S @ 3 mph	SSE @ 2 mph	SE @ 3 mph	SSE @ 2 mph	SSE @ 2 mph	S @ 2 mph	S @ 2 mph	SE @ 2 mph	ESE @ 2 mph	NE @ 1 mph	NNE @ 2 mph	NNE @ 1 mph	NE @ 1 mph
Humidity	29%	30%	33%	39%	49%	56%	60%	67%	69%	69%	69%	74%	79%	81%	81%
Dewpoint	51°F	51°F	52°F	54°F	56°F	56°F	56°F	56°F	56°F	55°F	55°F	55°F	55°F	55°F	54°F

Sun Sep 28 6:48 AM CDT

Sun Sep 28 6:44 PM CDT

11 h 55 m

5.4

288.5 DU

First Quarter Moon

Monday September 29

DAYTIME (6AM - 6PM)

Sunny
Hi: 91°F

NIGHTTIME (6PM - 6AM)

Mostly Clear
Lo: 62°F

Monday: Sunny, with a high near 91. East northeast wind 1 to 6 mph.

Monday Night: Mostly clear, with a low around 62. East northeast wind around 6 mph.

	6:00 AM CDT	7:00 AM CDT	8:00 AM CDT	9:00 AM CDT	10:00 AM CDT	11:00 AM CDT	12:00 PM CDT	1:00 PM CDT	2:00 PM CDT	3:00 PM CDT	4:00 PM CDT	5:00 PM CDT	6:00 PM CDT	7:00 PM CDT	8:00 PM CDT	9:00 PM CDT	10:00 PM CDT	11:00 PM CDT	12:00 AM CDT	1:00 AM CDT	2:00 AM CDT	3:00 AM CDT	4:00 AM CDT	5:00 AM CDT	6:00 AM CDT
Conditions	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Mostly Clear	Clear	Mostly Clear	Mostly Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Sunny
Temperatures	60°F	59°F	63°F	70°F	78°F	83°F	87°F	88°F	89°F	91°F	89°F	89°F	87°F	81°F	77°F	74°F	72°F	70°F	68°F	67°F	66°F	65°F	64°F	63°F	62°F
Feels Like	60°F	59°F	63°F	70°F	78°F	83°F	87°F	88°F	89°F	91°F	89°F	89°F	87°F	81°F	77°F	74°F	72°F	70°F	68°F	67°F	66°F	65°F	64°F	63°F	62°F
Chance of Precip	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
Wind Speed	NE @ 1 mph	ENE @ 2 mph	ENE @ 2 mph	ENE @ 2 mph	ENE @ 3 mph	ENE @ 3 mph	E @ 3 mph	ENE @ 5 mph	ENE @ 5 mph	ENE @ 5 mph	ENE @ 6 mph	ENE @ 6 mph	ENE @ 6 mph	ENE @ 5 mph	E @ 3 mph	E @ 3 mph	E @ 3 mph	E @ 3 mph	ENE @ 3 mph	ENE @ 3 mph	ENE @ 3 mph	ENE @ 3 mph	ENE @ 3 mph	ENE @ 3 mph	ENE @ 3 mph
Humidity	81%	83%	78%	64%	48%	39%	33%	32%	30%	28%	29%	31%	32%	41%	48%	51%	57%	61%	65%	68%	70%	72%	74%	78%	81%
Dewpoint	54°F	54°F	56°F	57°F	57°F	56°F	55°F	55°F	54°F	53°F	53°F	54°F	54°F	55°F	56°F	55°F	56°F	56°F	56°F	56°F	56°F	56°F	56°F	56°F	56°F

Mon Sep 29 6:49 AM CDT

Mon Sep 29 6:42 PM CDT

11 h 53 m

5.5

278.5 DU

First Quarter Moon

Tuesday September 30

DAYTIME (6AM - 6PM)

Sunny
Hi: 89°F

NIGHTTIME (6PM - 6AM)

Partly Cloudy
Lo: 60°F

Tuesday: Sunny, with a high near 89. Northeast wind 3 to 10 mph.

Tuesday Night: Partly cloudy, with a low around 60. East northeast wind around 8 mph.

	6:00 AM CDT	7:00 AM CDT	8:00 AM CDT	9:00 AM CDT	10:00 AM CDT	11:00 AM CDT	12:00 PM CDT	1:00 PM CDT	2:00 PM CDT	3:00 PM CDT	4:00 PM CDT	5:00 PM CDT	6:00 PM CDT	7:00 PM CDT	8:00 PM CDT	9:00 PM CDT	10:00 PM CDT	11:00 PM CDT	12:00 AM CDT	1:00 AM CDT	2:00 AM CDT	3:00 AM CDT	4:00 AM CDT	5:00 AM CDT	6:00 AM CDT
Conditions	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Mostly Clear	Mostly Clear	Partly Cloudy	Partly Cloudy	Partly Cloudy	Partly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Partly Sunny
Temperatures	62°F	62°F	66°F	72°F	78°F	82°F	85°F	87°F	89°F	89°F	89°F	87°F	84°F	81°F	77°F	73°F	70°F	68°F	66°F	65°F	64°F	63°F	62°F	61°F	60°F
Feels Like	62°F	62°F	66°F	72°F	78°F	82°F	85°F	87°F	89°F	89°F	89°F	87°F	84°F	81°F	77°F	73°F	70°F	68°F	66°F	65°F	64°F	63°F	62°F	61°F	60°F
Chance of Precip	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
Wind Speed	ENE @ 3 mph	ENE @ 3 mph	ENE @ 3 mph	ENE @ 5 mph	ENE @ 6 mph	ENE @ 7 mph	NE @ 8 mph	NE @ 9 mph	NE @ 10 mph	NE @ 10 mph	NE @ 10 mph	NE @ 9 mph	NE @ 8 mph	NE @ 7 mph	NE @ 6 mph	ENE @ 6 mph	ENE @ 6 mph	ENE @ 6 mph	ENE @ 6 mph	ENE @ 6 mph	ENE @ 6 mph	ENE @ 6 mph	ENE @ 6 mph	ENE @ 6 mph	ENE @ 6 mph
Humidity	81%	80%	71%	60%	50%	43%	36%	32%	30%	28%	29%	30%	34%	38%	43%	49%	55%	59%	61%	63%	65%	67%	69%	71%	73%
Dewpoint	56°F	56°F	57°F	58°F	58°F	57°F	56°F	54°F	53°F	52°F	52°F	52°F	53°F	53°F	53°F	53°F	53°F	53°F	52°F	52°F	52°F	52°F	52°F	52°F	51°F

Tue Sep 30 6:50 AM CDT

Tue Sep 30 6:40 PM CDT

11 h 50 m

5.2

287.4 DU

First Quarter Moon

Wednesday October 01

DAYTIME (6AM - 6PM)

Partly Sunny
Hi: 87°F

NIGHTTIME (6PM - 6AM)

Mostly Cloudy
Lo: 59°F

Wednesday: Partly sunny, with a high near 87. East wind around 7 mph.

Wednesday Night: Mostly cloudy, with a low around 59.

	6:00 AM CDT	7:00 AM CDT	8:00 AM CDT	9:00 AM CDT	10:00 AM CDT	11:00 AM CDT	12:00 PM CDT	1:00 PM CDT	2:00 PM CDT	3:00 PM CDT	4:00 PM CDT	5:00 PM CDT	6:00 PM CDT	7:00 PM CDT	8:00 PM CDT	9:00 PM CDT	10:00 PM CDT	11:00 PM CDT	12:00 AM CDT	1:00 AM CDT	2:00 AM CDT	3:00 AM CDT	4:00 AM CDT	5:00 AM CDT	6:00 AM CDT
Conditions	Partly Sunny	Partly Sunny	Partly Sunny	Partly Sunny	Partly Sunny	Partly Sunny	Partly Sunny	Partly Sunny	Partly Sunny	Partly Sunny	Partly Sunny	Partly Sunny	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Mostly Cloudy	Partly Cloudy	Partly Cloudy	Mostly Sunny
Temperatures	60°F	60°F	64°F	69°F	74°F	78°F	82°F	84°F	86°F	87°F	86°F	85°F	83°F	80°F	76°F	73°F	70°F	69°F	68°F	67°F	65°F	63°F	61°F	60°F	59°F
Feels Like	60°F	60°F	64°F	69°F	74°F	78°F	82°F	84°F	86°F	87°F	86°F	85°F	83°F	80°F	76°F	73°F	70°F	69°F	68°F	67°F	65°F	63°F	61°F	60°F	59°F
Chance of Precip	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
Wind Speed	ENE @ 6 mph	ENE @ 6 mph	E @ 6 mph	E @ 7 mph	E @ 7 mph	E @ 7 mph	E @ 7 mph	E @ 7 mph	E @ 7 mph	E @ 7 mph	E @ 7 mph	E @ 7 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph	E @ 6 mph
Humidity	73%	71%	65%	57%	50%	44%	40%	37%	34%	33%	33%	35%	37%	41%	46%	53%	59%	62%	62%	63%	66%	69%	71%	74%	74%
Dewpoint	51°F	51°F	52°F	53°F	54°F	55°F	55°F	55°F	55°F	54°F	54°F	54°F	54°F	54°F	54°F	55°F	55°F	55°F	55°F	54°F	53°F	53°F	52°F	51°F	50°F

Wed Oct 01 6:51 AM CDT

Wed Oct 01 6:39 PM CDT

11 h 48 m

5.7

265.3 DU

First Quarter Moon

Thursday October 02

DAYTIME (6AM - 6PM)

Mostly Sunny
Hi: 86°F

NIGHTTIME (6PM - 6AM)

Clear
Lo: 57°F

Thursday: Mostly sunny, with a high near 86.

Thursday Night: Clear, with a low around 57.

	6:00 AM CDT	7:00 AM CDT	8:00 AM CDT	9:00 AM CDT	10:00 AM CDT	11:00 AM CDT	12:00 PM CDT	1:00 PM CDT	2:00 PM CDT	3:00 PM CDT	4:00 PM CDT	5:00 PM CDT	6:00 PM CDT	7:00 PM CDT	8:00 PM CDT	9:00 PM CDT	10:00 PM CDT	11:00 PM CDT	12:00 AM CDT	1:00 AM CDT	2:00 AM CDT	3:00 AM CDT	4:00 AM CDT	5:00 AM CDT	6:00 AM CDT
Conditions	Mostly Sunny	Mostly Sunny	Mostly Sunny	Mostly Sunny	Mostly Sunny	Mostly Sunny	Mostly Sunny	Mostly Sunny	Mostly Sunny	Sunny	Sunny	Sunny	Mostly Clear	Mostly Clear	Mostly Clear	Mostly Clear	Mostly Clear	Mostly Clear	Clear	Clear	Clear	Clear	Clear	Clear	Sunny
Temperatures	59°F	59°F	63°F	69°F	74°F	78°F	81°F	83°F	85°F	86°F	86°F	84°F	82°F	79°F	75°F	71°F	68°F	66°F	64°F	63°F	62°F	60°F	60°F	58°F	57°F
Feels Like	59°F	59°F	63°F	69°F	74°F	78°F	81°F	83°F	85°F	86°F	86°F	84°F	82°F	79°F	75°F	71°F	68°F	66°F	64°F	63°F	62°F	60°F	60°F	58°F	57°F
Chance of Precip	0%	0%	0%	0%	0%	0%	0%	1%	1%	1%	1%	1%	1%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
Wind Speed	E @ 6 mph	E @ 6 mph	ESE @ 6 mph	ESE @ 6 mph	ESE @ 6 mph	ESE @ 6 mph	SE @ 7 mph	SE @ 7 mph	SE @ 7 mph	SE @ 7 mph	SE @ 7 mph	SE @ 7 mph	SE @ 6 mph	SE @ 6 mph	SE @ 6 mph	SE @ 6 mph	SE @ 6 mph	SE @ 6 mph	SSE @ 5 mph	SSE @ 5 mph	SSE @ 5 mph	SSE @ 3 mph	SSE @ 3 mph	SSE @ 3 mph	SSE @ 3 mph
Humidity	74%	71%	63%	54%	46%	41%	37%	34%	31%	30%	29%	30%	33%	37%	42%	49%	57%	62%	65%	67%	70%	72%	73%	77%	79%
Dewpoint	50°F	50°F	50°F	51°F	52°F	52°F	52°F	52°F	51°F	51°F	50°F	50°F	50°F	50°F	51°F	51°F	52°F	52°F	52°F	52°F	52°F	51°F	51°F	51°F	51°F

Thu Oct 02 6:52 AM CDT

Thu Oct 02 6:37 PM CDT

11 h 45 m

5.8

260.0 DU

Waxing Gibbous Moon

Friday October 03

DAYTIME (6AM - 6PM)

Sunny
Hi: 87°F

NIGHTTIME (6PM - 6AM)

Clear
Lo: 59°F

Friday: Sunny, with a high near 87.

Friday Night: Clear, with a low around 59.

	6:00 AM CDT	7:00 AM CDT	8:00 AM CDT	9:00 AM CDT	10:00 AM CDT	11:00 AM CDT	12:00 PM CDT	1:00 PM CDT	2:00 PM CDT	3:00 PM CDT	4:00 PM CDT	5:00 PM CDT	6:00 PM CDT	7:00 PM CDT	8:00 PM CDT	9:00 PM CDT	10:00 PM CDT	11:00 PM CDT	12:00 AM CDT	1:00 AM CDT	2:00 AM CDT	3:00 AM CDT	4:00 AM CDT	5:00 AM CDT	6:00 AM CDT
Conditions	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Clear	Sunny
Temperatures	57°F	58°F	63°F	69°F	75°F	79°F	82°F	84°F	86°F	87°F	86°F	85°F	82°F	79°F	76°F	72°F	69°F	67°F	66°F	65°F	64°F	62°F	61°F	60°F	59°F
Feels Like	57°F	58°F	63°F	69°F	75°F	79°F	82°F	84°F	86°F	87°F	86°F	85°F	82°F	79°F	76°F	72°F	69°F	67°F	66°F	65°F	64°F	62°F	61°F	60°F	59°F
Chance of Precip	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%
Wind Speed	SSE @ 3 mph	SSE @ 3 mph	SSE @ 5 mph	S @ 5 mph	S @ 6 mph	S @ 6 mph	S @ 7 mph	S @ 7 mph	S @ 7 mph	S @ 8 mph	S @ 8 mph	S @ 8 mph	S @ 7 mph	S @ 7 mph	S @ 7 mph	S @ 7 mph	S @ 7 mph	S @ 7 mph	S @ 6 mph	S @ 6 mph	S @ 6 mph	S @ 6 mph	S @ 6 mph	S @ 6 mph	S @ 6 mph
Humidity	79%	77%	68%	57%	48%	42%	37%	34%	32%	31%	31%	32%	34%	38%	42%	49%	55%	59%	62%	65%	68%	71%	74%	78%	81%
Dewpoint	51°F	51°F	52°F	53°F	54°F	54°F	54°F	53°F	53°F	52°F	52°F	52°F	51°F	51°F	51°F	52°F	52°F	52°F	53°F	53°F	53°F	53°F	53°F	53°F	53°F

Fri Oct 03 6:53 AM CDT

Fri Oct 03 6:36 PM CDT

11 h 42 m

5.6

263.6 DU

Waxing Gibbous Moon

Saturday October 04

DAYTIME (6AM - 6PM)

Sunny
Hi: 86°F

NIGHTTIME (6PM - 6AM)

Mostly Clear
Lo: 59°F

Saturday: Sunny, with a high near 86.

Saturday Night: Mostly clear, with a low around 59.

	6:00 AM CDT	7:00 AM CDT	8:00 AM CDT	9:00 AM CDT	10:00 AM CDT	11:00 AM CDT	12:00 PM CDT	1:00 PM CDT	2:00 PM CDT	3:00 PM CDT	4:00 PM CDT	5:00 PM CDT	6:00 PM CDT	7:00 PM CDT	8:00 PM CDT	9:00 PM CDT	10:00 PM CDT	11:00 PM CDT	12:00 AM CDT	1:00 AM CDT	2:00 AM CDT	3:00 AM CDT
Conditions	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Sunny	Mostly Clear	Mostly Clear	Mostly Clear	Mostly Clear	Mostly Clear	Mostly Clear	Clear	Clear	Clear	Mostly Clear
Temperatures	59°F	59°F	63°F	69°F	74°F	78°F	81°F	83°F	84°F	85°F	85°F	84°F	82°F	79°F	75°F	72°F	69°F	68°F	67°F	66°F	64°F	63°F
Feels Like	59°F	59°F	63°F	69°F	74°F	78°F	81°F	83°F	84°F	85°F	85°F	84°F	82°F	79°F	75°F	72°F	69°F	68°F	67°F	66°F	64°F	63°F
Chance of Precip	0%	0%	0%	0%	0%	0%	0%	1%	1%	1%	1%	1%	1%	3%	3%	3%	3%	3%	3%	3%	3%	3%
Wind Speed	S @ 6 mph	S @ 6 mph	S @ 7 mph	S @ 8 mph	S @ 9 mph	S @ 10 mph	SSW @ 12 mph	SSW @ 12 mph	SSW @ 12 mph	S @ 12 mph	S @ 12 mph	S @ 10 mph	S @ 10 mph	S @ 9 mph	S @ 9 mph	S @ 8 mph	S @ 8 mph	S @ 7 mph	S @ 7 mph	S @ 6 mph	S @ 6 mph	S @ 6 mph
Humidity	81%	80%	71%	61%	51%	45%	41%	37%	34%	32%	32%	33%	36%	41%	47%	54%	61%	65%	66%	68%	71%	76%
Dewpoint	53°F	53°F	54°F	54°F	55°F	55°F	55°F	54°F	53°F	52°F	52°F	52°F	52°F	53°F	54°F	54°F	55°F	55°F	55°F	55°F	55°F	55°F

Sat Oct 04 6:54 AM CDT

Sat Oct 04 6:34 PM CDT

11 h 40 m

N/A

Waxing Gibbous Moon

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