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
April shows a rise in the average high-temperature, moving from March's chilly 47.5°F (8.6°C) to a refreshing 59.5°F (15.3°C). Throughout the month of April, the average temperature dips to a frosty 43.2°F (6.2°C) at night.Humidity
The average relative humidity in April in Portland is 76%.Rainfall
In Portland, in April, it is raining for 11.8 days, with typically 0.83" (21mm) of accumulated precipitation. Throughout the year, there are 108.6 rainfall days, and 8.74" (222mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 0.8 snowfall days, in April, Portland aggregates 0.12" (3mm) of snow. Throughout the year, in Portland, there are 32.7 snowfall days, and 3.15" (80mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 19min.On the first day of the month, sunrise is at 7:22 am and sunset at 8:04 pm. On the last day of April, sunrise is at 6:39 am and sunset at 8:34 pm EDT.
Sunshine
In April, the average sunshine in Portland is 7h.UV index
In Portland, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 4 in April transforms into this advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Portland in April?
What is the average humidity in April in Portland?
How many days does it rain in April in Portland?
What is the last month it snows in Portland?
What is the average length of the day in April in Portland?
When is the sunrise / sunset in April in Portland?
How many hours of sunshine does Portland have in April?
What is the UV index reading in April in Portland?
Average temperature in April
Portland, IN
- Average high temperature in April: 59.5°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in April: 43.2°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in April
Portland, IN
- Average pressure in April: 29.96"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Portland, IN
- Average wind speed in April: 10.1mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in April
Portland, IN
- Average humidity in April: 76%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in April
Portland, IN
- Average rainfall in April: 0.83"
The wettest month (with the highest rainfall) is May (1.1").
The driest month (with the least rainfall) is February (0.47").
Average rainfall days in April
Portland, IN
- Average rainfall days in April: 11.8 days
The month with the highest number of rainy days is May (13.9 days).
The months with the least rainy days are January and February (4.8 days).
Average snowfall in April
Portland, IN
- Average snowfall in April: 0.12"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Portland, IN
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Portland, IN
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 7h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in April
Portland, IN
- Average sunshine days in April: 15.9 days
The months with the most sunshine days are October and November (19.7 days).
The month with the least sunshine days is June (13.3 days).
Average UV index in April
Portland, IN
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Portland, IN
- Average cloud cover in April: 49
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 33).
Average visibility in April
Portland, IN
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Portland, Indiana, USA
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