Cool
Average highs are around 11°C, so pack for cooler days.
April verdict
Hyannis, Massachusetts, United States in April
Weather score30Poor
Poor for holiday weather
Average highs are around 11°C, so pack for cooler days. Sunshine averages 7.3h per day, enough for a balanced month. Rainfall averages 99mm, so some wet days are possible.
April weather
Monthly averages
Temp
11°C
Rain
99mm
Sun
7.3h
Sea
7°C
Weather score
30
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 99mm, so some wet days are possible.
Some sun
Sunshine averages 7.3h per day, enough for a balanced month.
Cool sea
Sea temperatures average 7°C, so the water can feel cool.
Map
Weather map
Compare Hyannis, Massachusetts, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
April11°C average high
April is close to Hyannis' yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
April99mm average rain
April is wetter than Hyannis' yearly average, so flexible plans matter more.
Driest monthsFebruary, May to July, and September to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
April7.3 hours average sun
April sits close to Hyannis' yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
April7°C average sea
April is below Hyannis' yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJuly to September
Sea temperatures are usually near 20°C in this stretch, so swimming comfort is at its strongest.
Weather score
April30 weather score
April scores below Hyannis' yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
