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
Palmyra's weather shows a temperature rise with the arrival of April, moving from a fresh 52°F (11.1°C) in March to a refreshing 63.5°F (17.5°C). During April, the nighttime temperature in Palmyra averages to a frosty 46.4°F (8°C).Humidity
In April, the average relative humidity in Palmyra is 75%.Rainfall
In April, the rain falls for 15.8 days. Throughout April, 3.58" (91mm) of precipitation is accumulated. In Palmyra, during the entire year, the rain falls for 151.5 days and collects up to 31.3" (795mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Palmyra. April is the last month it regularly snows in Palmyra. During 0.4 snowfall days, in April, Palmyra aggregates 0.04" (1mm) of snow. In Palmyra, during the entire year, snow falls for 25.5 days and aggregates up to 9.09" (231mm) of snow.Daylight
In April, the average length of the day is 13h and 16min.On the first day of April in Palmyra, sunrise is at 6:42 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:53 pm CDT.
Sunshine
In April, the average sunshine is 8.3h.UV index
In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 4 in April, converts into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
What are the temperatures in Palmyra in April?
What is the average humidity in April in Palmyra?
How many days does it rain in April in Palmyra?
What is the last month it snows in Palmyra?
What is the average length of the day in April in Palmyra?
When are sunrise and sunset in April in Palmyra?
How many hours of sunshine does Palmyra have in April?
What is the UV index intensity in April in Palmyra?
Average temperature in April
Palmyra, IL
- Average high temperature in April: 63.5°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in April: 46.4°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in April
Palmyra, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Palmyra, IL
- Average wind speed in April: 9.9mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in April
Palmyra, IL
- Average humidity in April: 75%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Palmyra, IL
- Average rainfall in April: 3.58"
The wettest month (with the highest rainfall) is June (3.86").
The driest month (with the least rainfall) is December (1.73").
Average rainfall days in April
Palmyra, IL
- Average rainfall days in April: 15.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in April
Palmyra, IL
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Palmyra, IL
- Average snowfall days in April: 0.4 days
The month with the highest number of snowfall days is January (8.5 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
Palmyra, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in April
Palmyra, IL
- Average sunshine days in April: 12.1 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (10.6 days).
Average UV index in April
Palmyra, IL
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Palmyra, IL
- Average cloud cover in April: 43
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June, July, August and September (Cloud cover 30).
Average visibility in April
Palmyra, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Palmyra, Illinois, USA
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