April weather forecast and climate
Rolla, ND

Weather in April

April is a frosty spring month in Rolla, North Dakota, with average temperature varying between 46.6°F (8.1°C) and 31.5°F (-0.3°C).

Temperature

In April, the average high-temperature increases considerably, from a subzero cold 30.7°F (-0.7°C) in March, to a frosty 46.6°F (8.1°C). In Rolla, the average low-temperature is 31.5°F (-0.3°C).

Humidity

In Rolla, the average relative humidity in April is 70%.

Rainfall

In Rolla, North Dakota, during 12.3 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. Throughout the year, in Rolla, there are 110.9 rainfall days, and 17.95" (456mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Rolla. In Rolla, during 7.9 snowfall days, 3.27" (83mm) of snow is typically accumulated. In Rolla, during the entire year, snow falls for 86.8 days, and aggregates up to 23.78" (604mm) of snow.

Daylight

The average length of the day in Rolla is 13.8h.

Sunshine

The average sunshine in Rolla is 6.9h.

UV index

In Rolla, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 in April transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
[Resources]

FAQ

What is the temperature in April in Rolla?

In Rolla, North Dakota, in April, the average high-temperature is 46.6°F (8.1°C), and the average low-temperature is 31.5°F (-0.3°C).

What is the average humidity in April in Rolla?

The average relative humidity in April in Rolla is 70%.

How much does it rain in Rolla in April?

In Rolla, during April, the rain falls for 12.3 days and regularly aggregates up to 1.46" (37mm) of precipitation.

How much does it snow in Rolla in April?

In April, in Rolla, North Dakota, it is snowing for 7.9 days. Throughout April, 3.27" (83mm) of snow is accumulated.

How many hours of daylight does Rolla have in April?

In April, the average length of the day in Rolla is 13.8h.

How long on average sun shines in April in Rolla?

The average sunshine in April in Rolla, North Dakota, is 6.9h.

What is the UV index reading in April in Rolla?

The average daily maximum UV index in April in Rolla, North Dakota, is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in April
Rolla, ND

Average temperature in April - Rolla, ND
  • Average high temperature in April: 46.6°F

The warmest month (with the highest average high temperature) is August (77.9°F).
The month with the lowest average high temperature is January (14.2°F).

  • Average low temperature in April: 31.5°F

The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (0.5°F).

[Resources]

Average pressure in April
Rolla, ND

Average pressure in April - Rolla, ND
  • Average pressure in April: 29.99"

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

[Resources]

Average wind speed in April
Rolla, ND

Average wind speed in April - Rolla, ND
  • Average wind speed in April: 10.6mph

The windiest month (with the highest average wind speed) is October (11mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

[Resources]

Average humidity in April
Rolla, ND

Average humidity in April - Rolla, ND
  • Average humidity in April: 70%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (60%).

[Resources]

Average rainfall in April
Rolla, ND

Average rainfall in April - Rolla, ND
  • Average rainfall in April: 1.46"

The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is February (0.43").

[Resources]

Average rainfall days in April
Rolla, ND

Average rainfall days in April - Rolla, ND
  • Average rainfall days in April: 12.3 days

The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (2 days).

[Resources]

Average snowfall in April
Rolla, ND

Average snowfall in April - Rolla, ND
  • Average snowfall in April: 3.27"

The month with the highest snowfall is November (4.29").
Months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in April
Rolla, ND

Average snowfall days in April - Rolla, ND
  • Average snowfall days in April: 7.9 days

The month with the highest number of snowfall days is December (15.7 days).
Months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in April /
Average sunshine in April
Rolla, ND

Average daylight in April / Average sunshine in April - Rolla, ND
  • Average daylight in April: 13.8h

The month with the longest days is June (Average daylight: 16.1h).
The month with the shortest days is December (Average daylight: 8.3h).

  • Average sunshine in April: 6.9h

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is January (Average sunshine: 3.1h).

[Resources]

Average sunshine days in April
Rolla, ND

Average sunshine days in April - Rolla, ND
  • Average sunshine days in April: 11.1 days

The month with the most sunshine days is September (16.8 days).
The month with the least sunshine days is June (8.1 days).

[Resources]

Average UV index in April
Rolla, ND

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

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February and December (UV index 1).

[Resources]

Average cloud cover in April
Rolla, ND

Average cloud cover in April - Rolla, ND
  • Average cloud cover in April: 52

The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 25).

[Resources]

Average visibility in April
Rolla, ND

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

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

[Resources]