April weather forecast
New Plymouth, ID

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Weather in April

April is an enjoyable spring month in New Plymouth, Idaho, with an average temperature fluctuating between 60.8°F (16°C) and 39.7°F (4.3°C).

Temperature

April brings a slight elevation in the average high-temperature, transitioning from March's cool 52.2°F (11.2°C) to a comfortable 60.8°F (16°C). New Plymouth's nighttime temperature during April is consistently averaged at an icy 39.7°F (4.3°C).

Humidity

In April, the average relative humidity in New Plymouth is 54%.

Rainfall

In April, the rain falls for 10.8 days. Throughout April, 0.87" (22mm) of precipitation is accumulated. Throughout the year, there are 95.4 rainfall days, and 10.2" (259mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. April is the last month it regularly snows in New Plymouth. During 0.1 snowfall days, in April, New Plymouth aggregates 0.12" (3mm) of snow. In New Plymouth, during the entire year, snow falls for 22.5 days and aggregates up to 12.01" (305mm) of snow.

Daylight

In April, the average length of the day is 13h and 29min.
On the first day of the month, sunrise is at 7:26 am and sunset at 8:14 pm. On the last day of April, sunrise is at 6:38 am and sunset at 8:49 pm MDT.

Sunshine

In April, the average sunshine is 9.5h.

UV index

In April, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 4 during April leads to these instructions:
Ensure safety - Imperative it is to shield skin and eyes from damage. When the Sun is at its strongest around midday, find shade and limit exposure. Boost your sun resistance with garments that are densely woven yet spacious. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average April temperature?

April temperatures vary between a high-temperature of 60.8°F (16°C) and a low-temperature of 39.7°F (4.3°C).

What is the average humidity in April?

The average relative humidity in April is 54%.

How much does it rain in April?

In New Plymouth, during April, the rain falls for 10.8 days and regularly aggregates up to 0.87" (22mm) of precipitation.

What is the last month it snows?

April is the last month it regularly snows. During 0.1 snowfall days, in April, New Plymouth aggregates 0.12" (3mm) of snow.

How many hours of daylight does New Plymouth have in April?

In New Plymouth, the average day length in April is 13h and 29min.

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 7:26 am and sunset at 8:14 pm. On the last day of the month, in New Plymouth, sunrise is at 6:38 am and sunset at 8:49 pm MDT.

How long on average sun shines in April?

In New Plymouth, the average sunshine duration in April is 9.5h.

What is the UV index reading in April?

The average daily maximum UV index in April is 4. A UV Index 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
New Plymouth, ID

Average temperature in April - New Plymouth, ID
  • Average high temperature in April: 60.8°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is December (35.8°F).

  • Average low temperature in April: 39.7°F

The month with the highest average low temperature is August (61.3°F).
The coldest month (with the lowest average low temperature) is December (23.4°F).

Average pressure in April
New Plymouth, ID

Average pressure in April - New Plymouth, ID
  • Average pressure in April: 29.99"Hg

The month with the highest atmospheric pressure is January (30.24"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).

Average wind speed in April
New Plymouth, ID

Average wind speed in April - New Plymouth, ID
  • Average wind speed in April: 6.3mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is January (3.9mph).

Average humidity in April
New Plymouth, ID

Average humidity in April - New Plymouth, ID
  • Average humidity in April: 54%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (30%).

Average rainfall in April
New Plymouth, ID

Average rainfall in April - New Plymouth, ID
  • Average rainfall in April: 0.87"

The wettest month (with the highest rainfall) is March (1.61").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days in April
New Plymouth, ID

Average rainfall days in April - New Plymouth, ID
  • Average rainfall days in April: 10.8 days

The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (3.2 days).

Average snowfall in April
New Plymouth, ID

Average snowfall in April - New Plymouth, ID
  • Average snowfall in April: 0.12"

The month with the highest snowfall is December (4.8").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
New Plymouth, ID

Average snowfall days in April - New Plymouth, ID
  • Average snowfall days in April: 0.1 days

The month with the highest number of snowfall days is December (7.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
New Plymouth, ID

Average daylight in April / Average sunshine in April - New Plymouth, ID
  • Average daylight in April: 13h and 3min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in April: 9h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in April
New Plymouth, ID

Average sunshine days in April - New Plymouth, ID
  • Average sunshine days in April: 17.8 days

The month with the most sunshine days is July (25.6 days).
The month with the least sunshine days is March (13.8 days).

Average UV index in April
New Plymouth, ID

Average UV index in April - New Plymouth, ID
  • Average UV index in April: 4

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in April
New Plymouth, ID

Average cloud cover in April - New Plymouth, ID
  • Average cloud cover in April: 29

The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are July and August (Cloud cover 8).

Average visibility in April
New Plymouth, ID

Average visibility in April - New Plymouth, ID
  • Average visibility in April: 6mi

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

New Plymouth, Idaho, USA

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