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Harvard Square, MA Weather Forecast


Harvard Square, MA Weather Forecast Dated: 757 AM Tue Sep 15 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.
Tuesday, September 15, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
59°F 15°C
Sunny
Refreshing around 65°F 18°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.
Wednesday, September 16, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
72°F 22°C
Overcast
Comfortable with temperatures reaching 79°F 26°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds turning from the SW to the SSW at 5 mph 8 km/h.
Thursday, September 17, 2026
Mid-Morning
69°F 21°C
Partly Cloudy
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
63°F 17°C
Light Rain
Enjoyable around 74°F 23°C, dry most of the day, with showers developing late, with increasing humidity and barometric pressure falling. Winds switching from the W to the NW at 5 mph 8 km/h.
Friday, September 18, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
68°F 20°C
Cloudy
Early-Evening
64°F 18°C
Overcast
Mild temperatures up to 68°F 20°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds SE at 9 mph 14 km/h.
Saturday, September 19, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
68°F 20°C
Scattered Showers
Early-Evening
66°F 19°C
Scattered Showers
Mild with a high of 68°F 20°C, scattered downpours possible, with increasing humidity and barometric pressure falling. Winds swinging from the NE to the S at 9 mph 14 km/h. Gusts up to 20 mph 32 km/h.
Sunday, September 20, 2026
Mid-Morning
70°F 21°C
Scattered Showers
Mid-Afternoon
74°F 23°C
Cloudy
Early-Evening
67°F 20°C
Cloudy
Pleasant near 74°F 23°C, locally heavy downpours at times, with lower humidity and barometric pressure rising. Winds shifting from the WSW to the SSE at 4 mph 6 km/h.
Monday, September 21, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
61°F 16°C
Overcast
Early-Evening
59°F 15°C
Overcast
Comfortable at 61°F 16°C, overcast throughout the day, with steady humidity and barometric pressure rising. Winds turning from the NE to the ENE at 6 mph 10 km/h.
Tuesday, September 22, 2026
Mid-Morning
58°F 14°C
Scattered Showers
Mid-Afternoon
58°F 14°C
Scattered Showers
Early-Evening
56°F 13°C
Light Showers
Cool with a high near 58°F 14°C, scattered downpours possible, with increasing humidity and steady pressure. Winds switching from the ENE to the ESE at 9 mph 14 km/h.
Wednesday, September 23, 2026
Mid-Morning
60°F 16°C
Heavy Rain Showers
Mid-Afternoon
61°F 16°C
Light Showers
Early-Evening
59°F 15°C
Scattered Showers
Refreshing around 61°F 16°C, locally heavy downpours at times, with steady humidity and barometric pressure falling. Winds moving from the ESE to the NNW at 8 mph 13 km/h.
Thursday, September 24, 2026
Mid-Morning
56°F 13°C
Light Fog
Mid-Afternoon
57°F 14°C
Light Showers
Early-Evening
58°F 15°C
Light Showers
Cool and brisk at 57°F 14°C, drier morning followed by showers lasting through evening, with steady humidity and steady pressure.
Friday, September 25, 2026
Mid-Morning
63°F 17°C
Scattered Showers
Mid-Afternoon
72°F 22°C
Scattered Showers
Early-Evening
62°F 17°C
Scattered Showers
Pleasant near 72°F 22°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds swinging from the SW to the WNW at 10 mph 15 km/h. Gusts up to 23 mph 37 km/h.
Saturday, September 26, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
63°F 17°C
Overcast
Comfortable with temperatures reaching 68°F 20°C, overcast throughout the day, with steady humidity and steady pressure.
Sunday, September 27, 2026
Mid-Morning
56°F 13°C
Overcast
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
57°F 14°C
Sunny
Refreshing around 63°F 17°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and barometric pressure rising. Winds out of the ENE at 8 mph 12 km/h.
Monday, September 28, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
55°F 13°C
Overcast
Early-Evening
50°F 10°C
Partly Cloudy
Cool and brisk at 55°F 13°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds blowing from the ENE at 9 mph 15 km/h.
Harvard Square, MA Weather Radar Map
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