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 arrival of April witnesses a small shift in the average high-temperature, moving from a refreshing 61.7°F (16.5°C) in March to a still comfortable 67.6°F (19.8°C). Knights Ferry's April nights see a large temperature deviation, with temperatures resting at a low of 44.6°F (7°C).Humidity
The average relative humidity in April is 64%.Rainfall
In Knights Ferry, in April, during 9.5 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. In Knights Ferry, during the entire year, the rain falls for 72.8 days and collects up to 20.91" (531mm) of precipitation.Snowfall
January, March through November are months without snowfall.Daylight
In April, the average length of the day is 13h and 13min.On the first day of April, sunrise is at 6:46 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 7:52 pm PDT.
Sunshine
In April, the average sunshine is 10.2h.UV index
In April, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A typical high UV index of 5 in April suggests the following recommendations:
Act with care - The need to guard against sun damage is communicated. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
How much does it rain in April?
When it does not snow?
What is the average length of the day in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Knights Ferry, CA
- Average high temperature in April: 67.6°F
The warmest month (with the highest average high temperature) is July (93.6°F).
The month with the lowest average high temperature is December (54.5°F).
- Average low temperature in April: 44.6°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is December (38.3°F).
Average pressure in April
Knights Ferry, CA
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Knights Ferry, CA
- Average wind speed in April: 5.7mph
The windiest month (with the highest average wind speed) is June (5.8mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).
Average humidity in April
Knights Ferry, CA
- Average humidity in April: 64%
The month with the highest relative humidity is March (70%).
The month with the lowest relative humidity is July (32%).
Average rainfall in April
Knights Ferry, CA
- Average rainfall in April: 1.77"
The wettest month (with the highest rainfall) is March (4.17").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in April
Knights Ferry, CA
- Average rainfall days in April: 9.5 days
The month with the highest number of rainy days is March (12.7 days).
The month with the least rainy days is August (1 days).
Average snowfall in April
Knights Ferry, CA
- Average snowfall in April: 0"
The month with the highest snowfall is December (0.28").
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in April
Knights Ferry, CA
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is December (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in April /
Average sunshine in April
Knights Ferry, CA
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 10h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in April
Knights Ferry, CA
- Average sunshine days in April: 20.3 days
The month with the most sunshine days is August (29.1 days).
The month with the least sunshine days is March (17.8 days).
Average UV index in April
Knights Ferry, CA
- Average UV index in April: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in April
Knights Ferry, CA
- Average cloud cover in April: 27
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in April
Knights Ferry, CA
- 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).
Knights Ferry, California, USA
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