Picayune, MS Weather Forecast for 5-Days

Updated: Tue Dec 9th 2025 11:30 PM CST

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Picayune, MS Weather – 12-9 – Partly Cloudy
55° / 39°
Partly Cloudy
Picayune, MS Weather – 12-10 – Overcast
61° / 37°
Overcast
Picayune is set for cloud-filled skies with temperatures peaking at 61°F and dipping to 37°F. Winds will be light at 9mph and gusts of 11.3mph at 11 PM. High humidity with average of 87% is anticipated, the maximum being 98% at 8 AM and 75% being its lowest at 4 PM. Barometric pressure is its highest of 30.1inHg at 12 AM, a lowest point of 29.98inHg at 5 PM with an avg 30.05inHg.
Picayune, MS Weather – 12-11 – Sunny
64° / 44°
Sunny
In Picayune, it will be sunny with highs near 64°F and lows around 44°F. Winds will be light at 6mph and gusts of 11.3mph at 2 AM. The humidity will be on the higher side, averaging about 68%, the maximum being 92% at 4 AM and 48% being its lowest at 3 PM. Barometric pressure is its highest of 30.24inHg at 10 AM, a lowest point of 30.09inHg at 11 PM with an avg 30.15inHg.
Picayune, MS Weather – 12-12 – Overcast
63° / 46°
Overcast
In Picayune, skies will be overcast with highs near 63°F and lows around 46°F. Winds will be light at 6mph and gusts of 7.9mph at 10 PM. High humidity with average of 86% is anticipated, the maximum being 93% at 10 AM and 76% being its lowest at 11 PM. Barometric pressure is its highest of 30.14inHg at 10 AM, a lowest point of 30.07inHg at 4 PM with an avg 30.1inHg.
Picayune, MS Weather – 12-13 – Scattered Showers
75° / 59°
Scattered Showers
Picayune may see passing showers, with daytime highs of 75°F and overnight lows near 59°F. The chance of rain is 86% with an estimated 0.02in. Winds will be light at 7mph and gusts of 8.9mph at 7 PM. High humidity with average of 81% is anticipated, the maximum being 95% at 5 AM and 54% being its lowest at 3 PM. Barometric pressure is its highest of 30.13inHg at 10 PM, a lowest point of 30.05inHg at 4 PM with an avg 30.09inHg.
Picayune, MS Weather – 12-14 – Scattered Showers
63° / 47°
Scattered Showers
Daytime highs will reach 63°F with lows dropping to 47°F in Picayune, where on and off showers are set to occur. Winds will be light at 9mph and gusts of 13.2mph at 7 PM. High humidity with average of 83% is anticipated, the maximum being 96% at 7 AM and 63% being its lowest at 10 PM. Barometric pressure is its highest of 30.37inHg at 10 PM, a lowest point of 30.13inHg at 12 AM with an avg 30.25inHg.

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