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Decatur, MS Weather Tomorrow

Review tomorrow's weather in Decatur and the upcoming 5 day forecast with precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill for the Decatur area and around Newton county, Mississippi.
Updated: Sat Sep 12th 2026 1:15 PM CDT
Decatur, MS Weather – 9-12 – Sunny
90° / 72°
Sunny
Highs will reach 90°F with lows near 72°F in Decatur, where a sunny day is. There might be light rainfall having a 16% chance with an estimated 0in. Winds will be light at 6mph and gusts of 10.1mph at 5 PM. The humidity will be on the higher side, averaging about 79%, the maximum being 81% at 11 PM and 55% being its lowest at 4 PM. Barometric pressure is its highest of 29.98inHg at 10 PM, a lowest point of 29.91inHg at 5 PM with an avg 29.94inHg.
Decatur, MS Weather – 9-13 – Sunny
96° / 76°

Weather Tomorrow

Sunny
In Decatur, a sunny day is likely with a high near 96°F and a low around 76°F. There's a moderate 36% chance of rainfall with an estimated 0.03in. Winds will be light at 9mph and gusts of 16.9mph at 6 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 91% at 6 AM and 38% being its lowest at 3 PM. Barometric pressure is its highest of 30.06inHg at 9 AM, a lowest point of 29.96inHg at 5 PM with an avg 30.01inHg.
Decatur, MS Weather – 9-14 – Sunny
99° / 76°
Sunny
A sunny day is in the forecast for Decatur, with a high of 99°F and a low of 76°F. There might be light rainfall having a 17% chance with an estimated 0in. Winds will be light at 5mph and gusts of 13.9mph at 12 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 89% at 6 AM and 31% being its lowest at 4 PM. Barometric pressure is its highest of 30.09inHg at 8 AM, a lowest point of 29.97inHg at 5 PM with an avg 30.03inHg.
Decatur, MS Weather – 9-15 – Sunny
99° / 77°
Sunny
Decatur could see a sunny day with daytime highs of 99°F and nighttime lows near 77°F. There's a very small chance of rainfall, only about 3%. Winds will be light at 7mph and gusts of 13mph at 5 AM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 78% at 7 AM and 28% being its lowest at 4 PM. Barometric pressure is its highest of 30.13inHg at 10 PM, a lowest point of 30.01inHg at 1 AM with an avg 30.07inHg.
Decatur, MS Weather – 9-16 – Sunny
98° / 77°
Sunny
In Decatur, a sunny day is likely with a high near 98°F and a low around 77°F. There's a very small chance of rainfall, only about 3%. Winds will be light at 8mph and gusts of 18.2mph at 10 PM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 86% at 7 AM and 28% being its lowest at 4 PM. Barometric pressure is its highest of 30.21inHg at 10 AM, a lowest point of 30.07inHg at 5 PM with an avg 30.14inHg.
Decatur, MS Weather – 9-17 – Sunny
93° / 74°
Sunny
Daytime highs will reach 93°F with lows dropping to 74°F in Decatur, where it will be sunny. There's a very small chance of rainfall, only about 6% with an estimated 0in. Winds will be light at 6mph and gusts of 8.3mph at 2 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 89% at 7 AM and 39% being its lowest at 1 PM. Barometric pressure is its highest of 30.16inHg at 9 AM, a lowest point of 30.04inHg at 6 PM with an avg 30.11inHg.

Currently

Overcast 90°F
29.96 inHg.
Barometer
60%
Humidity
WSW 7.6 mph
Wind
Overcast

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