April weather forecast
Riverside, RI

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Weather in April

April in Riverside signals the arrival of milder weather. The climate warms considerably, with fewer snow days and an increase in rain frequency. A significant change in weather becomes apparent as fewer layers of clothing are necessary. Sunshine dominates most of the day with extended daylight hours. The rhododendron-adorned landscapes immerse Riverside in the delights of springtime.

Temperature

April brings a temperature change, with average high-temperatures moving from March's frosty 44.2°F (6.8°C) to a moderate 55.4°F (13°C). Riverside experiences a consistent average temperature of 40.6°F (4.8°C) throughout the nights in April.

Humidity

April is the least humid month in Riverside, with an average relative humidity of 72%.

Rainfall

The month with the most rainfall in Riverside is April, when the rain falls for 14.9 days and typically aggregates up to 2.4" (61mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In Riverside, during April, snow falls for 0.8 days and regularly aggregates up to 0.43" (11mm) of snow. In Riverside, Rhode Island, during the entire year, snow falls for 22 days and aggregates up to 7.83" (199mm) of snow.

Daylight

In Riverside, the average length of the day in April is 13h and 22min.
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, in Riverside, sunrise is at 5:42 am and sunset at 7:43 pm EDT.

Sunshine

In Riverside, Rhode Island, the average sunshine in April is 8.3h.

UV index

The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 3 in April converts into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Frequently asked questions

What is the average April temperature in Riverside?

The high-temperature, in April, in Riverside, records 55.4°F (13°C), while the low-temperature is 40.6°F (4.8°C).

What is the least humid month in Riverside?

April is the least humid month in Riverside, with an average relative humidity of 72%.

What is the average humidity in April in Riverside?

The average relative humidity in April in Riverside, Rhode Island, is 72%.

What is the rainiest month in Riverside?

The month with the most rainfall in Riverside, Rhode Island, is April, when the rain falls for 14.9 days and typically aggregates up to 2.4" (61mm) of precipitation.

How many days does it rain in April in Riverside?

In April, the rain falls for 14.9 days. Throughout April, 2.4" (61mm) of precipitation is accumulated.

How much does it snow in Riverside in April?

In April, in Riverside, it is snowing for 0.8 days. Throughout April, 0.43" (11mm) of snow is accumulated.

What is the average length of the day in April in Riverside?

In Riverside, Rhode Island, the average day length in April is 13h and 22min.

When is the sunrise / sunset in April in Riverside?

In April, on the first day of the month, sunrise is at 6:26 am and sunset at 7:11 pm. On the last day of the month, in Riverside, sunrise is at 5:42 am and sunset at 7:43 pm EDT.

How long on average sun shines in April in Riverside?

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

How high is the UV index in April in Riverside?

In April, the average daily maximum UV index in Riverside is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Riverside, RI

Average temperature in April - Riverside, RI
  • Average high temperature in April: 55.4°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in April: 40.6°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

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Average pressure in April
Riverside, RI

Average pressure in April - Riverside, RI
  • Average pressure in April: 29.98"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
Riverside, RI

Average wind speed in April - Riverside, RI
  • Average wind speed in April: 9.3mph

The windiest months (with the highest average wind speed) are January, February and March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in April
Riverside, RI

Average humidity in April - Riverside, RI
  • Average humidity in April: 72%

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in April
Riverside, RI

Average rainfall in April - Riverside, RI
  • Average rainfall in April: 2.4"

The wettest month (with the highest rainfall) is April (2.4").
The driest month (with the least rainfall) is September (1.1").

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Average rainfall days in April
Riverside, RI

Average rainfall days in April - Riverside, RI
  • Average rainfall days in April: 14.9 days

The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in April
Riverside, RI

Average snowfall in April - Riverside, RI
  • Average snowfall in April: 0.43"

The month with the highest snowfall is February (2.01").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in April
Riverside, RI

Average snowfall days in April - Riverside, RI
  • Average snowfall days in April: 0.8 days

The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in April /
Average sunshine in April
Riverside, RI

Average daylight in April / Average sunshine in April - Riverside, RI
  • 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 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in April
Riverside, RI

Average sunshine days in April - Riverside, RI
  • Average sunshine days in April: 13.2 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is April (13.2 days).

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Average UV index in April
Riverside, RI

Average UV index in April - Riverside, RI
  • 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
Riverside, RI

Average cloud cover in April - Riverside, RI
  • Average cloud cover in April: 46

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in April
Riverside, RI

Average visibility in April - Riverside, RI
  • Average visibility in April: 6mi

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

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Riverside, Rhode Island, USA

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