Mayo Beach, Sunday, 9 August, 00:21
Overcast. Feels like 77°. High 93°, low 73°.
Mayo Beach, Monday, 10 August
Mostly clear. High 89°, low 71°.
Mayo Beach, Tuesday, 11 August
Light rain. High 78°, low 70°.
Mayo Beach, Wednesday, 12 August
Rain. High 71°, low 66°.
Mayo Beach, Thursday, 13 August
Light rain. High 74°, low 65°.
Mayo Beach, Friday, 14 August
Clear. High 70°, low 66°.
Mayo Beach, Saturday, 15 August
Mostly clear. High 70°, low 65°.
Mayo Beach, Sunday, 16 August
Clear. High 68°, low 67°.
Mayo Beach, Monday, 17 August
Light rain. High 72°, low 67°.
Mayo Beach, Tuesday, 18 August
Overcast. High 72°, low 68°.
Mayo Beach, Wednesday, 19 August
Overcast. High 72°, low 68°.
Mayo Beach, Thursday, 20 August
Rain. High 71°, low 69°.
Mayo Beach, Friday, 21 August
Clear. High 70°, low 63°.
Mayo Beach, Saturday, 22 August
Clear. High 70°, low 65°.
Mayo Beach, Sunday, 23 August
Light rain. High 74°, low 66°.
Mayo Beach, Monday, 24 August
Light rain. High 77°, low 70°.
The first 16 days come from weather models — reliable for the first 3–5 days and progressively less so after that. Days 17 through 30 for Mayo Beach, MA are built from the climate normal, the 60-year average, so they show typical weather for those dates rather than a specific forecast.
We compare the forecast against the climate normal for those exact calendar days, computed from 60 years of observations. The deviation shows how much the coming month differs from a typical one.
They are real temperature extremes recorded in Mayo Beach, MA since 1960: the highest and lowest reading for each calendar date, with the year it happened.
The forecast portion refreshes every hour; the climate portion is based on long-term data and stays stable.