Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The arrival of April brings a change in Greenfield's weather, with average high-temperatures moving from March's icy 40.3°F (4.6°C) to a fresh 50°F (10°C). Greenfield encounters a steady low-temperature average of 37.9°F (3.3°C) throughout the month of April.Humidity
In April, the average relative humidity is 76%.Rainfall
In April, in Greenfield, the rain falls for 12.8 days. Throughout April, 2.13" (54mm) of precipitation is accumulated. In Greenfield, during the entire year, the rain falls for 126 days and collects up to 19.37" (492mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 2.1 snowfall days, in April, Greenfield aggregates 0.83" (21mm) of snow. Throughout the year, there are 43.6 snowfall days, and 11.22" (285mm) of snow is accumulated.Daylight
The average length of the day in April in Greenfield, Wisconsin, is 13h and 26min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:18 pm. On the last day of April, sunrise is at 5:46 am and sunset at 7:52 pm CDT.
Sunshine
The average sunshine in April is 7.3h.UV index
The average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 3 in April translates into these instructions:
Act with care - The need to guard against sun damage is communicated. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Greenfield in April?
What is the average humidity in April in Greenfield?
How many days does it rain in April in Greenfield?
What is the last month it snows in Greenfield?
What is the average length of the day in April in Greenfield?
When are sunrise and sunset in April in Greenfield?
How long on average sun shines in April in Greenfield?
What is the UV index reading in April in Greenfield?
Average temperature in April
Greenfield, WI
- Average high temperature in April: 50°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in April: 37.9°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in April
Greenfield, WI
- Average pressure in April: 29.96"Hg
The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Greenfield, WI
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is January (11.4mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in April
Greenfield, WI
- Average humidity in April: 76%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).
Average rainfall in April
Greenfield, WI
- Average rainfall in April: 2.13"
The wettest month (with the highest rainfall) is July (2.56").
The driest months (with the least rainfall) are February and December (0.83").
Average rainfall days in April
Greenfield, WI
- Average rainfall days in April: 12.8 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in April
Greenfield, WI
- Average snowfall in April: 0.83"
The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Greenfield, WI
- Average snowfall days in April: 2.1 days
The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Greenfield, WI
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 7h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in April
Greenfield, WI
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is November (17.4 days).
The months with the least sunshine days are July and August (12.7 days).
Average UV index in April
Greenfield, WI
- 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 and December (UV index 1).
Average cloud cover in April
Greenfield, WI
- Average cloud cover in April: 52
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in April
Greenfield, WI
- 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).
Greenfield, Wisconsin, USA
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