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Dennis, MA Weather Forecast


Dennis, MA Weather Forecast Dated: 1127 AM Sun Sep 13 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and a stable pattern will dominate.
Sunday, September 13, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
70°F 21°C
Rain
Early-Evening
68°F 20°C
Fog
Pleasant near 70°F 21°C, drier morning followed by scattered afternoon showers, with increasing humidity and barometric pressure falling. Winds turning from the SSE to the NW at 6 mph 10 km/h.
Monday, September 14, 2026
Mid-Morning
66°F 19°C
Scattered Showers
Mid-Afternoon
69°F 20°C
Sunny
Early-Evening
66°F 19°C
Sunny
Comfortable with temperatures reaching 69°F 20°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds switching from the NW to the NNE at 13 mph 21 km/h. Gusts up to 20 mph 32 km/h.
Tuesday, September 15, 2026
Mid-Morning
62°F 16°C
Sunny
Mid-Afternoon
63°F 17°C
Partly Cloudy
Early-Evening
60°F 15°C
Overcast
Comfortable at 63°F 17°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds moving from the NE to the ESE at 6 mph 10 km/h.
Wednesday, September 16, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
66°F 19°C
Partly Cloudy
Mild temperatures up to 71°F 22°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds out of the SSW at 10 mph 15 km/h.
Thursday, September 17, 2026
Mid-Morning
69°F 21°C
Partly Cloudy
Mid-Afternoon
74°F 24°C
Overcast
Early-Evening
67°F 20°C
Scattered Showers
Mild with a high of 74°F 24°C, scattered downpours possible, with increasing humidity and steady pressure. Winds shifting from the SW to the NNW at 10 mph 16 km/h.
Friday, September 18, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
61°F 17°C
Sunny
Mildly cool near 64°F 18°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the NNE to the E at 8 mph 13 km/h.
Saturday, September 19, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
63°F 17°C
Overcast
Comfortable at 66°F 19°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the ESE to the SSE at 9 mph 15 km/h.
Sunday, September 20, 2026
Mid-Morning
64°F 18°C
Scattered Showers
Mid-Afternoon
69°F 20°C
Scattered Showers
Early-Evening
66°F 19°C
Light Showers
Enjoyable around 69°F 20°C, scattered downpours possible, with increasing humidity and barometric pressure falling. Winds moving from the SSW to the SW at 11 mph 18 km/h. Gusts up to 24 mph 38 km/h.
Monday, September 21, 2026
Mid-Morning
60°F 15°C
Scattered Showers
Mid-Afternoon
58°F 14°C
Overcast
Early-Evening
59°F 15°C
Overcast
Refreshing around 58°F 14°C, locally heavy downpours at times, with lower humidity and barometric pressure rising. Winds swinging from the N to the NNE at 16 mph 26 km/h. Gusts up to 21 mph 34 km/h.
Tuesday, September 22, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
56°F 14°C
Overcast
Early-Evening
55°F 13°C
Overcast
Cool and brisk at 56°F 14°C, overcast throughout the day, with steady humidity and steady pressure. Winds shifting from the NE to the E at 11 mph 17 km/h.
Wednesday, September 23, 2026
Mid-Morning
56°F 13°C
Heavy Rain Showers
Mid-Afternoon
61°F 16°C
Heavy Rain
Early-Evening
66°F 19°C
Scattered Showers
Comfortable at 61°F 16°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds turning from the E to the SSE at 12 mph 19 km/h. Gusts up to 23 mph 37 km/h.
Thursday, September 24, 2026
Mid-Morning
60°F 16°C
Scattered Showers
Mid-Afternoon
60°F 15°C
Scattered Showers
Early-Evening
60°F 15°C
Scattered Showers
Cool with a high near 60°F 15°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the N to the NNE at 16 mph 25 km/h.
Friday, September 25, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
60°F 16°C
Overcast
Early-Evening
61°F 16°C
Overcast
Refreshing around 60°F 16°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the NNE to the NE at 14 mph 22 km/h. Gusts up to 22 mph 36 km/h.
Saturday, September 26, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
60°F 16°C
Sunny
Mildly cool near 62°F 17°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds swinging from the NE to the ENE at 13 mph 21 km/h.
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