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 start of April is characterized by an increase in the average high-temperature, transitioning from a frosty 45.7°F (7.6°C) in March to a mild 58.5°F (14.7°C). Dedham's April nights cool down to an average low-temperature of 41.9°F (5.5°C).Humidity
April and October, with an average relative humidity of 69%, are the least humid months.Rainfall
In April, in Dedham, Iowa, the rain falls for 15.4 days. Throughout April, 2.95" (75mm) of precipitation is accumulated. Throughout the year, there are 130.1 rainfall days, and 27.28" (693mm) of precipitation is accumulated.Snowfall
Months with snowfall in Dedham, Iowa, are January through May, October through December. In Dedham, Iowa, in April, snow falls for 1.7 days, with typically accumulated 1.26" (32mm) of snow. In Dedham, during the entire year, snow falls for 44.8 days and aggregates up to 19.8" (503mm) of snow.Daylight
In Dedham, the average length of the day in April is 13h and 23min.On the first day of the month, sunrise is at 7:00 am and sunset at 7:45 pm. On the last day of April, sunrise is at 6:15 am and sunset at 8:17 pm CDT.
Sunshine
In April, the average sunshine is 7.9h.UV index
The average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In April, the maximum UV index of 3 transforms into these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The Sun's radiation is especially intense around midday; try to stay in shade during this period. 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. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What are April temperatures in Dedham?
What is the least humid month in Dedham?
What is the average humidity in April in Dedham?
How many days does it rain in April in Dedham?
How much does it snow in Dedham in April?
What is the average length of the day in April in Dedham?
What time are sunrise and sunset in April in Dedham?
How many hours of sunshine does Dedham have in April?
What is the UV index reading in April in Dedham?
Average temperature in April
Dedham, IA
- Average high temperature in April: 58.5°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in April: 41.9°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure in April
Dedham, IA
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in April
Dedham, IA
- Average wind speed in April: 10.9mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity in April
Dedham, IA
- Average humidity in April: 69%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are April and October (69%).
Average rainfall in April
Dedham, IA
- Average rainfall in April: 2.95"
The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in April
Dedham, IA
- Average rainfall days in April: 15.4 days
The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in April
Dedham, IA
- Average snowfall in April: 1.26"
The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Dedham, IA
- Average snowfall days in April: 1.7 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Dedham, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in April
Dedham, IA
- Average sunshine days in April: 11.5 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (10 days).
Average UV index in April
Dedham, IA
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in April
Dedham, IA
- Average cloud cover in April: 45
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in April
Dedham, IA
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, September, October, November and December (6mi).
The months with the lowest visibility are January and August (5mi).
Dedham, Iowa, USA
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