National Weather Service Forecast for: Cullman AL
Issued by: National Weather Service Huntsville, AL
Updated: 3:50 am CDT Jun 22, 2026
 
Overnight

Overnight: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southwest wind around 5 mph, with gusts as high as 15 mph.
Slight Chance
T-storms

 Monday

Monday: Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. High near 83. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Showers
Likely then
T-storms

 Monday
Night
Monday Night: Showers and thunderstorms before 1am, then a chance of showers. Patchy fog after 10pm. Low around 67. West southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Showers and
Patchy Fog
then Chance
Showers and
Patchy Fog
 Tuesday

Tuesday: A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 82. Calm wind becoming north northwest around 5 mph in the afternoon.
Mostly Cloudy
then Slight
Chance
T-storms
 Tuesday
Night
Tuesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 64. Calm wind.
Slight Chance
T-storms then
Partly Cloudy

 Wednesday

Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84.
Mostly Sunny
then Chance
T-storms

 Wednesday
Night
Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Chance
T-storms

 Thursday

Thursday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Chance
Showers then
T-storms
Likely
 Thursday
Night
Thursday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Chance
T-storms
Lo 72 °F Hi 83 °F Lo 67 °F Hi 82 °F Lo 64 °F Hi 84 °F Lo 68 °F Hi 85 °F Lo 69 °F

 

Overnight
 
 A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. South southwest wind around 5 mph, with gusts as high as 15 mph.
Monday
 
 Showers and thunderstorms, mainly before 5pm, then showers and possibly a thunderstorm after 5pm. High near 83. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
 
 Showers and thunderstorms before 1am, then a chance of showers. Patchy fog after 10pm. Low around 67. West southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
 
 A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 82. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
 
 A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 64. Calm wind.
Wednesday
 
 A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84.
Wednesday Night
 
 A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Thursday
 
 Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Thursday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Friday
 
 A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Friday Night
 
 Partly cloudy, with a low around 71.
Saturday
 
 A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Saturday Night
 
 Mostly clear, with a low around 72.
Sunday
 
 Mostly sunny, with a high near 89.

 

Forecast from NOAA-NWS for Cullman AL.