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
Observing a minor shift, the average high-temperature during April adjusts from March's cool 50.5°F (10.3°C) to a moderate 57.2°F (14°C). Knob's daily high temperature significantly diverges from the consistently recorded temperature low averaging a wintry 34.9°F (1.6°C) in April.Humidity
The average relative humidity in April is 74%.Rainfall
In Knob, during April, the rain falls for 12.8 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, there are 99.6 rainfall days, and 25.04" (636mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, November and December. In Knob, during April, snow falls for 1.9 days and regularly aggregates up to 1.46" (37mm) of snow. In Knob, during the entire year, snow falls for 21.4 days and aggregates up to 28.74" (730mm) of snow.Daylight
In Knob, the average length of the day in April is 13h and 19min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:37 pm. On the last day of April, sunrise is at 6:11 am and sunset at 8:06 pm PDT.
Sunshine
The average sunshine in April is 9.3h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In April, a regular UV index of 3 translates into these guidelines:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How much does it rain in Knob in April?
How many days does it snow in April?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Knob, CA
- Average high temperature in April: 57.2°F
The warmest months (with the highest average high temperature) are July and August (86.5°F).
The month with the lowest average high temperature is December (46°F).
- Average low temperature in April: 34.9°F
The month with the highest average low temperature is July (51.1°F).
The coldest month (with the lowest average low temperature) is December (30.2°F).
Average pressure in April
Knob, CA
- Average pressure in April: 30.04"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).
Average wind speed in April
Knob, CA
- Average wind speed in April: 4.8mph
The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).
Average humidity in April
Knob, CA
- Average humidity in April: 74%
The month with the highest relative humidity is March (81%).
The month with the lowest relative humidity is August (52%).
Average rainfall in April
Knob, CA
- Average rainfall in April: 1.93"
The wettest month (with the highest rainfall) is December (4.17").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in April
Knob, CA
- Average rainfall days in April: 12.8 days
The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is August (2.3 days).
Average snowfall in April
Knob, CA
- Average snowfall in April: 1.46"
The month with the highest snowfall is February (7.52").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Knob, CA
- Average snowfall days in April: 1.9 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Knob, CA
- 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 18min).
- Average sunshine in April: 9h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in April
Knob, CA
- Average sunshine days in April: 14.7 days
The month with the most sunshine days is July (26 days).
The month with the least sunshine days is March (13.6 days).
Average UV index in April
Knob, CA
- 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, February, November and December (UV index 2).
Average cloud cover in April
Knob, CA
- Average cloud cover in April: 42
The month with the most cloud cover is March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in April
Knob, CA
- Average visibility in April: 5mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are March and December (4mi).
Knob, California, USA
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