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 beginning of April signals a rise in the average high-temperature, moving from an icy 39°F (3.9°C) in March to a fresh 53.2°F (11.8°C). An average minimum temperature of 37°F (2.8°C) marks the month of April.Humidity
In April, the average relative humidity in Astoria is 68%.Rainfall
In Astoria, in April, it is raining for 11.1 days, with typically 1.34" (34mm) of accumulated precipitation. In Astoria, during the entire year, the rain falls for 101.9 days and collects up to 14.61" (371mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Astoria, during April, snow falls for 3.3 days and regularly aggregates up to 1.34" (34mm) of snow. Throughout the year, in Astoria, there are 49.9 snowfall days, and 14.02" (356mm) of snow is accumulated.Daylight
In Astoria, the average length of the day in April is 13h and 31min.On the first day of April in Astoria, sunrise is at 7:05 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:30 pm CDT.
Sunshine
In April, the average sunshine is 7.8h.UV index
In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In April, the maximum UV index of 3 transforms into these recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What are April temperatures in Astoria?
What is the average humidity in April in Astoria?
How much does it rain in Astoria in April?
How many days does it snow in April in Astoria?
What is the average length of the day in April in Astoria?
When are sunrise and sunset in April in Astoria?
How many hours of sunshine does Astoria have in April?
What is the UV index intensity in April in Astoria?
Average temperature in April
Astoria, SD
- Average high temperature in April: 53.2°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 (20.5°F).
- Average low temperature in April: 37°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in April
Astoria, SD
- Average pressure in April: 29.95"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in April
Astoria, SD
- Average wind speed in April: 10.9mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (8mph).
Average humidity in April
Astoria, SD
- Average humidity in April: 68%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (67%).
Average rainfall in April
Astoria, SD
- Average rainfall in April: 1.34"
The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days in April
Astoria, SD
- Average rainfall days in April: 11.1 days
The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is January (1.7 days).
Average snowfall in April
Astoria, SD
- Average snowfall in April: 1.34"
The month with the highest snowfall is February (3.27").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Astoria, SD
- Average snowfall days in April: 3.3 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Astoria, SD
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in April
Astoria, SD
- Average sunshine days in April: 15.3 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in April
Astoria, SD
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in April
Astoria, SD
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in April
Astoria, SD
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Astoria, South Dakota, USA
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