April weather forecast
Napoleon, ND

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Weather in April

April in Napoleon, North Dakota, is a cool spring month, with an average temperature fluctuating between 51.8°F (11°C) and 34.5°F (1.4°C).

Temperature

The beginning of April signals a rise in the average high-temperature, moving from a wintry 37.9°F (3.3°C) in March to a fresh 51.8°F (11°C). During April, the nighttime temperature averages of 34.5°F (1.4°C).

Humidity

The average relative humidity in April is 66%.

Rainfall

In Napoleon, during April, the rain falls for 12.4 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Napoleon, North Dakota, during the entire year, the rain falls for 105.9 days and collects up to 15" (381mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Napoleon, during April, snow falls for 5.4 days and regularly aggregates up to 2.36" (60mm) of snow. Throughout the year, there are 73.7 snowfall days, and 23.11" (587mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 37min.
On the first day of the month, sunrise is at 7:16 am and sunset at 8:08 pm. On the last day of April, sunrise is at 6:24 am and sunset at 8:47 pm CDT.

Sunshine

In April, the average sunshine is 7.6h.

UV index

In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In April, a regular UV index of 3 translates into these guidelines:
Adopt protective measures - Suggestions to resist sunburn are offered. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What are April temperatures in Napoleon?

In April, in Napoleon, the average high-temperature is 51.8°F (11°C), and the average low-temperature is 34.5°F (1.4°C).

What is the average humidity in April in Napoleon?

In Napoleon, North Dakota, the average relative humidity in April is 66%.

How much does it rain in Napoleon in April?

In April, in Napoleon, the rain falls for 12.4 days. Throughout April, 1.42" (36mm) of precipitation is accumulated.

How much does it snow in Napoleon in April?

In Napoleon, in April, during 5.4 snowfall days, 2.36" (60mm) of snow is typically accumulated.

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

In April, the average day length in Napoleon, North Dakota, is 13h and 37min.

When are sunrise and sunset in April in Napoleon?

In April, on the first day of the month, sunrise is at 7:16 am and sunset at 8:08 pm. On the last day of the month, in Napoleon, North Dakota, sunrise is at 6:24 am and sunset at 8:47 pm CDT.

How many hours of sunshine does Napoleon have in April?

In April, the average sunshine duration in Napoleon, North Dakota, is 7.6h.

What is the UV index reading in April in Napoleon?

In April, the average daily maximum UV index in Napoleon is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
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
Napoleon, ND

Average temperature in April - Napoleon, ND
  • Average high temperature in April: 51.8°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in April: 34.5°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (6.1°F).

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Average pressure in April
Napoleon, ND

Average pressure in April - Napoleon, ND
  • Average pressure in April: 29.96"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in April
Napoleon, ND

Average wind speed in April - Napoleon, ND
  • Average wind speed in April: 10.7mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in April
Napoleon, ND

Average humidity in April - Napoleon, ND
  • Average humidity in April: 66%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in April
Napoleon, ND

Average rainfall in April - Napoleon, ND
  • Average rainfall in April: 1.42"

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in April
Napoleon, ND

Average rainfall days in April - Napoleon, ND
  • Average rainfall days in April: 12.4 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (3.4 days).

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Average snowfall in April
Napoleon, ND

Average snowfall in April - Napoleon, ND
  • Average snowfall in April: 2.36"

The month with the highest snowfall is February (4.33").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Napoleon, ND

Average snowfall days in April - Napoleon, ND
  • Average snowfall days in April: 5.4 days

The month with the highest number of snowfall days is December (15.7 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
Napoleon, ND

Average daylight in April / Average sunshine in April - Napoleon, ND
  • Average daylight in April: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in April
Napoleon, ND

Average sunshine days in April - Napoleon, ND
  • Average sunshine days in April: 12.7 days

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is March (12.3 days).

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Average UV index in April
Napoleon, ND

Average UV index in April - Napoleon, ND
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in April
Napoleon, ND

Average cloud cover in April - Napoleon, ND
  • Average cloud cover in April: 46

The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 21).

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Average visibility in April
Napoleon, ND

Average visibility in April - Napoleon, ND
  • Average visibility in April: 6mi

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

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Napoleon, North Dakota, USA

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