April weather forecast and climate
Ashland, WI

April is a frosty spring month in Ashland, Wisconsin, with average temperature varying between 46.4°F (8°C) and 32.2°F (0.1°C).

Temperature

In April, the average high-temperature increases, from a cold 35.1°F (1.7°C) in March, to a chilly 46.4°F (8°C). In April, the average low-temperature is 32.2°F (0.1°C).

Humidity

The average relative humidity in April is 77%.

Rainfall

In April, the rain falls for 12 days. Throughout April, 2.2" (56mm) of precipitation is accumulated. In Ashland, during the entire year, the rain falls for 121.6 days and collects up to 21.42" (544mm) of precipitation.

Snowfall

Months with snowfall in Ashland are January through May, October through December. In Ashland, snow falls for 8.2 days, with typically accumulated 4.33" (110mm) of snow. Throughout the year, in Ashland, there are 99.1 snowfall days, and 37.13" (943mm) of snow is accumulated.

Ocean temperature

In April, the average ocean temperature is 35.2°F (1.8°C).
Note: For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

Daylight

The average length of the day is 13.6h.

Sunshine

In Ashland, the average sunshine in April is 6.7h.

UV index

In Ashland, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in April in Ashland?

In April, the average high-temperature is 46.4°F (8°C), and the average low-temperature is 32.2°F (0.1°C).

What is the average humidity in April in Ashland?

In April, the average relative humidity is 77%.

How many days does it rain in April in Ashland?

In Ashland, in April, during 12 rainfall days, 2.2" (56mm) of precipitation is typically accumulated.

How much does it snow in Ashland in April?

In Ashland, in April, snow falls for 8.2 days, with typically accumulated 4.33" (110mm) of snow.

How cold is the water in April in Ashland?

In Ashland, the average seawater temperature in April is 35.2°F (1.8°C). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

How many hours of daylight does Ashland have in April?

In Ashland, Wisconsin, the average length of the day in April is 13.6h.

How many hours of sunshine does Ashland have in April?

The average sunshine in April in Ashland is 6.7h.

What is the UV index intensity in April in Ashland?

The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to the UV radiation.
Average temperature in April - Ashland, WI
  • Average high temperature in April: 46.4°F

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (19.4°F).

  • Average low temperature in April: 32.2°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).

Average pressure in April - Ashland, WI
  • Average pressure in April: 29.98"

The month with the highest atmospheric pressure is February (30.1").
The month with the lowest atmospheric pressure is June (29.9").

Average wind speed in April - Ashland, WI
  • Average wind speed in April: 8.3mph

The windiest month (with the highest average wind speed) is November (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in April - Ashland, WI
  • Average humidity in April: 77%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (72%).

Average rainfall in April - Ashland, WI
  • Average rainfall in April: 2.2"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in April - Ashland, WI
  • Average rainfall days in April: 12 days

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in April - Ashland, WI
  • Average snowfall in April: 4.33"

The month with the highest snowfall is December (7.95").
Months with the least snowfall are June, July, August and September (0").

Average snowfall days in April - Ashland, WI
  • Average snowfall days in April: 8.2 days

The month with the highest number of snowfall days is January (21.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in April - Ashland, WI
  • Average sea temperature in April: 35.2°F

The best month for swimming (with the highest average sea temperature) is August (63.3°F).
The coldest month (with the lowest average sea temperature) is February (32.9°F).

Average daylight in April / Average sunshine in April - Ashland, WI
  • Average daylight in April: 13.6h

The month with the longest days is June (Average daylight: 15.8h).
The month with the shortest days is December (Average daylight: 8.6h).

  • Average sunshine in April: 6.7h

The month with the most sunshine is July (Average sunshine: 10.3h).
The month with the least sunshine is January (Average sunshine: 2.3h).

Average sunshine days in April - Ashland, WI
  • Average sunshine days in April: 11.8 days

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is December (9.8 days).

Average UV index in April - Ashland, WI
  • Average UV index in April: 3

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

Average cloud cover in April - Ashland, WI
  • Average cloud cover in April: 55

The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in April - Ashland, WI
  • Average visibility in April: 6mi

Months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).