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
In April, the meteorological conditions subtly change with the average high-temperature edging from a chilly 43.2°F (6.2°C) in March to a fresh 51.4°F (10.8°C). Sierra City records a marked daily temperature contrast, with an average low-temperature of 29.7°F (-1.3°C) during the nights of April.Humidity
In Sierra City, the average relative humidity in April is 72%.Rainfall
In Sierra City, in April, it is raining for 10.6 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, there are 80.1 rainfall days, and 22.95" (583mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through June, September through December. In Sierra City, in April, during 8.1 snowfall days, 8.58" (218mm) of snow is typically accumulated. Throughout the year, in Sierra City, California, there are 69.3 snowfall days, and 103.5" (2629mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 17min.On the first day of the month, sunrise is at 6:45 am and sunset at 7:27 pm. On the last day of April, sunrise is at 6:03 am and sunset at 7:55 pm PDT.
Sunshine
In April, the average sunshine in Sierra City is 9.6h.UV index
The average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 3 in April interprets into the following advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. 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 April temperatures?
What is the average humidity in April in Sierra City?
How many days does it rain in April?
How much does it snow in April?
What is the average length of the day in April?
When is the sunrise / sunset in April in Sierra City?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Sierra City, CA
- Average high temperature in April: 51.4°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (37.2°F).
- Average low temperature in April: 29.7°F
The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (21.6°F).
Average pressure in April
Sierra City, CA
- Average pressure in April: 30"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Sierra City, CA
- Average wind speed in April: 6.4mph
The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.2mph).
Average humidity in April
Sierra City, CA
- Average humidity in April: 72%
The months with the highest relative humidity are January and March (81%).
The months with the lowest relative humidity are July and August (40%).
Average rainfall in April
Sierra City, CA
- Average rainfall in April: 1.97"
The wettest month (with the highest rainfall) is March (4.02").
The driest month (with the least rainfall) is August (0.2").
Average rainfall days in April
Sierra City, CA
- Average rainfall days in April: 10.6 days
The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is July (3.3 days).
Average snowfall in April
Sierra City, CA
- Average snowfall in April: 8.58"
The month with the highest snowfall is December (22.52").
The months with the least snowfall are July and August (0").
Average snowfall days in April
Sierra City, CA
- Average snowfall days in April: 8.1 days
The month with the highest number of snowfall days is March (14.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Sierra City, CA
- 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: 9h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in April
Sierra City, CA
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.8 days).
Average UV index in April
Sierra City, CA
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in April
Sierra City, CA
- Average cloud cover in April: 38
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 7).
Average visibility in April
Sierra City, CA
- Average visibility in April: 5mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (4mi).
Sierra City, California, USA
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