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 witnesses a minor rise in the average high-temperature, transitioning from a fresh 54.5°F (12.5°C) in March to a comfortable 61.3°F (16.3°C). In Frederick, the nighttime temperature registers a significant drop from daytime peaks to an average of 36.7°F (2.6°C) in April.Humidity
The average relative humidity in April in Frederick is 49%.Rainfall
In Frederick, in April, during 9.7 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. Throughout the year, there are 87 rainfall days, and 9.88" (251mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is April, when snow falls for 4.6 days and typically aggregates up to 4.45" (113mm) of snow.Daylight
In April, the average length of the day in Frederick, Colorado, is 13h and 18min.On the first day of April in Frederick, sunrise is at 6:42 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:54 pm MDT.
Sunshine
The average sunshine in April is 10.7h.UV index
The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 3 in April leads to these recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Frederick in April?
What is the average humidity in April in Frederick?
How much does it rain in Frederick in April?
What is the snowiest month in Frederick?
How many days does it snow in April in Frederick?
How many hours of daylight does Frederick have in April?
What time are sunrise and sunset in April in Frederick?
How many hours of sunshine does Frederick have in April?
How high is the UV index in April in Frederick?
Average temperature in April
Frederick, CO
- Average high temperature in April: 61.3°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is December (40.8°F).
- Average low temperature in April: 36.7°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is December (21°F).
Average pressure in April
Frederick, CO
- Average pressure in April: 29.91"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Frederick, CO
- Average wind speed in April: 7mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is December (5.7mph).
Average humidity in April
Frederick, CO
- Average humidity in April: 49%
The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (40%).
Average rainfall in April
Frederick, CO
- Average rainfall in April: 1.14"
The wettest month (with the highest rainfall) is May (1.69").
The driest months (with the least rainfall) are January and December (0.35").
Average rainfall days in April
Frederick, CO
- Average rainfall days in April: 9.7 days
The months with the highest number of rainy days are May and July (12.3 days).
The months with the least rainy days are January and December (3 days).
Average snowfall in April
Frederick, CO
- Average snowfall in April: 4.45"
The month with the highest snowfall is April (4.45").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Frederick, CO
- Average snowfall days in April: 4.6 days
The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Frederick, CO
- 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 24min).
- Average sunshine in April: 10h and 4min
The months with the most sunshine are June and July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).
Average sunshine days in April
Frederick, CO
- Average sunshine days in April: 16.3 days
The month with the most sunshine days is December (24.5 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in April
Frederick, CO
- Average UV index in April: 3
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
Frederick, CO
- Average cloud cover in April: 27
The month with the most cloud cover is April (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 15).
Average visibility in April
Frederick, CO
- 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).
Frederick, Colorado, USA
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