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Johnston County, NC Weather Forecast
Johnston County, NC Weather Forecast Dated: 156 AM Thu Sep 17 2026
Expect a very warm period with more clouds than sun and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.
Thursday, September 17, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
92°F 33°C
Sunny
Early-Evening
84°F 29°C
Sunny
Very hot with temperatures reaching 92°F 33°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Friday, September 18, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
95°F 35°C
Partly Cloudy
Early-Evening
84°F 29°C
Scattered Showers
Hot and sweltering around 95°F 35°C (heat index 99°F 37°C), scattered downpours possible, with increasing humidity and barometric pressure falling. Winds turning from the WSW to the ENE at 7 mph 12 km/h.
Saturday, September 19, 2026
Mid-Morning
74°F 23°C
Scattered Showers
Mid-Afternoon
78°F 26°C
Scattered Showers
Early-Evening
74°F 24°C
Scattered Showers
Enjoyable around 78°F 26°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the ENE to the E at 7 mph 11 km/h.
Sunday, September 20, 2026
Mid-Morning
75°F 24°C
Cloudy
Mid-Afternoon
86°F 30°C
Overcast
Early-Evening
84°F 29°C
Overcast
Warm and summery around 86°F 30°C (feels like 90°F 32°C), cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling.
Monday, September 21, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
89°F 32°C
Light Showers
Early-Evening
74°F 24°C
Light Showers
Quite warm reaching 89°F 32°C, feeling like 93°F 34°C during peak afternoon, clouds and showers taking over for the afternoon and evening, with steady humidity and steady pressure. Winds moving from the WSW to the NNE at 11 mph 18 km/h. Gusts up to 20 mph 33 km/h.
Tuesday, September 22, 2026
Mid-Morning
67°F 20°C
Light Showers
Mid-Afternoon
74°F 23°C
Scattered Showers
Early-Evening
73°F 22°C
Scattered Showers
Pleasant near 74°F 23°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds swinging from the NNE to the NE at 15 mph 23 km/h. Gusts up to 25 mph 40 km/h.
Wednesday, September 23, 2026
Mid-Morning
69°F 20°C
Scattered Showers
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
70°F 21°C
Scattered Showers
Comfortable with temperatures reaching 70°F 21°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds blowing from the NNE at 15 mph 24 km/h. Gusts up to 29 mph 46 km/h.
Thursday, September 24, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
85°F 29°C
Overcast
Early-Evening
79°F 26°C
Overcast
Quite warm around 85°F 29°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds turning from the NNE to the NE at 11 mph 17 km/h.
Friday, September 25, 2026
Mid-Morning
69°F 21°C
Overcast
Mid-Afternoon
85°F 30°C
Sunny
Early-Evening
78°F 26°C
Sunny
Warm temperatures up to 85°F 30°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds switching from the NNE to the E at 7 mph 10 km/h.
Saturday, September 26, 2026
Mid-Morning
67°F 20°C
Overcast
Mid-Afternoon
77°F 25°C
Overcast
Early-Evening
71°F 22°C
Overcast
Mild with a high of 77°F 25°C, overcast throughout the day, with lower humidity and steady pressure. Winds moving from the NE to the ENE at 10 mph 16 km/h.
Sunday, September 27, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
66°F 19°C
Overcast
Pleasant near 70°F 21°C, overcast throughout the day, with steady humidity and steady pressure. Winds ENE at 13 mph 21 km/h. Gusts up to 21 mph 34 km/h.
Monday, September 28, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
70°F 21°C
Light Showers
Early-Evening
64°F 18°C
Light Showers
Comfortable with temperatures reaching 70°F 21°C, dry early, with showers continuing through afternoon and evening, with increasing humidity and steady pressure. Winds out of the NE at 21 mph 34 km/h. Gusts up to 36 mph 58 km/h.
Tuesday, September 29, 2026
Mid-Morning
68°F 20°C
Scattered Showers
Mid-Afternoon
74°F 23°C
Scattered Showers
Early-Evening
73°F 23°C
Light Showers
Enjoyable around 74°F 23°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the NE to the ENE at 15 mph 25 km/h. Gusts up to 29 mph 47 km/h.
Wednesday, September 30, 2026
Mid-Morning
73°F 23°C
Scattered Showers
Mid-Afternoon
75°F 24°C
Scattered Showers
Early-Evening
70°F 22°C
Overcast
Mild temperatures up to 75°F 24°C, scattered downpours possible, with steady humidity and barometric pressure falling.
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