Weather in Hyannis, United States
Weather Advisories
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Tomorrow's weather summary
The weather in Hyannis on Friday, April 26th, will be cloudy throughout the day.
Also, there's a high chance of many clouds during the evening, at about 9 pm.
Weather details for Hyannis, on Friday, April 26th:
The highest temperature of the day is going to be 61°F around 4 pm. The day will have comfortable humidity, with average humidity of 54%, ranging from 31% to a maximum value of 82% at about 11 pm. The wind will be strong, and will get up to 27 mph at 10 am, blowing from the north-west. The cloud coverage will range from 65% around 9 pm to as high as 100% around 10 pm with an average of 98%.
The chances of precipitation throughout the day will change between 0% and 35%. The highest chance for precipitation will be around 11 am and the lowest probability around midnight. The dew point will range from 30°F up to a maximum value of 41°F around midnight.
The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be extremely low with average pressure of 997 hPa. Sunrise will be at 6:05 am, and sunset at 7:47 pm, making it a total of 13 hours and 42 minutes of daylight.
Air quality forecast for Hyannis, on Friday, April 26th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 28 and 49.
Pollen forecast for Hyannis, on Friday, April 26th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.
The weather in Hyannis on Saturday, April 27th, will vary throughout the day from weather to partly cloudy, with light rain in some parts of the day, and also fog.
According to our models moderate rain will appear around noon and there is a high chance for some clouds before dawn.
Weather details for Hyannis, on Saturday, April 27th:
The maximum temperature during the day will be 44°F at about midnight. The day will have very high relative humidity, with average humidity of 90%, ranging from 82% to a maximum value of 98% at about 11 pm. The wind will be breezy, and will get up to 20 mph at 9 pm, blowing from the north. The cloud coverage will range from 41% around 3 am to as high as 100% around 11 pm with an average of 97%.
The precipitation probability will change throughout the day between 0% and 80%. The highest chance for precipitation will be around 3 pm and the lowest probability around 1 am. The dew point will range from 35°F up to a maximum value of 40°F around 5 pm.
The visibility is expected to be fair with average visibility of 6 mi throughout the day. Atmospheric pressure will be very low with average pressure of 1003 hPa. Sunrise will be at 6:04 am, and sunset at 7:48 pm, making it a total of 13 hours and 44 minutes of daylight.
Air quality forecast for Hyannis, on Saturday, April 27th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 31 and 50.
Pollen forecast for Hyannis, on Saturday, April 27th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.
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