April weather forecast
Millis, MA

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Weather in April

April in Millis, Massachusetts, is a mild spring month, with an average temperature ranging between max 55.9°F (13.3°C) and min 39.9°F (4.4°C).

Temperature

With the onset of April, Millis's average high-temperature sees a rise, moving from March's frosty 44.1°F (6.7°C) to a mild 55.9°F (13.3°C). Throughout April, the average low-temperature dips to a wintry 39.9°F (4.4°C).

Humidity

April is the least humid month in Millis, with an average relative humidity of 70%.

Rainfall

The months with the most rainfall in Millis are March, April and December, with an average 2.87" (73mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Millis, during April, snow falls for 1.3 days and regularly aggregates up to 0.79" (20mm) of snow. Throughout the year, in Millis, there are 31.4 snowfall days, and 17.8" (452mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 23min.
On the first day of the month, sunrise is at 6:26 am and sunset at 7:11 pm. On the last day of April, sunrise is at 5:41 am and sunset at 7:43 pm EDT.

Sunshine

In Millis, the average sunshine in April is 8.3h.

UV index

The average daily maximum UV index in April in Millis is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index, 3 in April, converts into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the average April temperature in Millis?

The average high-temperature and low-temperature during April are 55.9°F (13.3°C) and 39.9°F (4.4°C) respectively.

What is the least humid month in Millis?

The least humid month in Millis, Massachusetts, is April, with an average relative humidity of 70%.

What is the average humidity in April in Millis?

The average relative humidity in April in Millis, Massachusetts, is 70%.

What is the wettest month in Millis?

The wettest months in Millis are March, April and December, with an average 2.87" (73mm) of rainfall.

How many days does it rain in April in Millis?

In April, in Millis, Massachusetts, the rain falls for 14.9 days. Throughout April, 2.87" (73mm) of precipitation is accumulated.

How much does it snow in Millis in April?

In Millis, in April, during 1.3 snowfall days, 0.79" (20mm) of snow is typically accumulated.

How many hours of daylight does Millis have in April?

The average day length in April in Millis is 13h and 23min.

When are sunrise and sunset in April in Millis?

On the first day of April, sunrise is at 6:26 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 7:43 pm EDT.

How long on average sun shines in April in Millis?

In April, the average sunshine duration in Millis is 8.3h.

What is the UV index intensity in April in Millis?

The average daily maximum UV index in April in Millis is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Millis, MA

Average temperature in April - Millis, MA
  • Average high temperature in April: 55.9°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in April: 39.9°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in April
Millis, MA

Average pressure in April - Millis, MA
  • Average pressure in April: 29.97"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in April
Millis, MA

Average wind speed in April - Millis, MA
  • Average wind speed in April: 8.3mph

The windiest months (with the highest average wind speed) are January, February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in April
Millis, MA

Average humidity in April - Millis, MA
  • Average humidity in April: 70%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in April
Millis, MA

Average rainfall in April - Millis, MA
  • Average rainfall in April: 2.87"

The wettest months (with the highest rainfall) are March, April and December (2.87").
The driest month (with the least rainfall) is September (1.22").

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Average rainfall days in April
Millis, MA

Average rainfall days in April - Millis, MA
  • Average rainfall days in April: 14.9 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (7.9 days).

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Average snowfall in April
Millis, MA

Average snowfall in April - Millis, MA
  • Average snowfall in April: 0.79"

The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Millis, MA

Average snowfall days in April - Millis, MA
  • Average snowfall days in April: 1.3 days

The month with the highest number of snowfall days is March (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Millis, MA

Average daylight in April / Average sunshine in April - Millis, MA
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in April: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in April
Millis, MA

Average sunshine days in April - Millis, MA
  • Average sunshine days in April: 12.8 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is April (12.8 days).

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Average UV index in April
Millis, MA

Average UV index in April - Millis, MA
  • Average UV index in April: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in April
Millis, MA

Average cloud cover in April - Millis, MA
  • Average cloud cover in April: 46

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in April
Millis, MA

Average visibility in April - Millis, MA
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (6mi).
The month with the lowest visibility is September (5mi).

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Millis, Massachusetts, USA

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