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 marks a minor ascent in the average high-temperature, adjusting from March's mild 57.6°F (14.2°C) to an enjoyable 63.1°F (17.3°C). Despite the hot April days, Reilly Heights's nights see an average temperature plunge to an icy 41°F (5°C).Humidity
In Reilly Heights, the average relative humidity in April is 73%.Rainfall
In April, in Reilly Heights, the rain falls for 8.6 days. Throughout April, 1.02" (26mm) of precipitation is accumulated. Throughout the year, in Reilly Heights, there are 83.3 rainfall days, and 17.72" (450mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
In April, the average length of the day is 13h and 16min.On the first day of the month, sunrise is at 6:57 am and sunset at 7:38 pm. On the last day of April, in Reilly Heights, sunrise is at 6:15 am and sunset at 8:06 pm PDT.
Sunshine
In Reilly Heights, the average sunshine in April is 9.6h.UV index
In April, the average daily maximum UV index in Reilly Heights is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: A maximum daily UV index of 4 during April morphs into the following directions:
Take precautions - Protection against sun damage is advised. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
What are April temperatures in Reilly Heights?
What is the average humidity in April in Reilly Heights?
How much does it rain in Reilly Heights in April?
When it does not snow in Reilly Heights?
How many hours of daylight does Reilly Heights have in April?
When is the sunrise / sunset in April in Reilly Heights?
How long on average sun shines in April in Reilly Heights?
What is the UV index intensity in April in Reilly Heights?
Average temperature in April
Reilly Heights, CA
- Average high temperature in April: 63.1°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is December (53.6°F).
- Average low temperature in April: 41°F
The month with the highest average low temperature is July (53.6°F).
The coldest month (with the lowest average low temperature) is December (37.4°F).
Average pressure in April
Reilly Heights, CA
- Average pressure in April: 30.03"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).
Average wind speed in April
Reilly Heights, CA
- Average wind speed in April: 5.5mph
The windiest months (with the highest average wind speed) are April, May and June (5.5mph).
The calmest month (with the lowest average wind speed) is November (4.2mph).
Average humidity in April
Reilly Heights, CA
- Average humidity in April: 73%
The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are July and September (58%).
Average rainfall in April
Reilly Heights, CA
- Average rainfall in April: 1.02"
The wettest months (with the highest rainfall) are February and December (3.11").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in April
Reilly Heights, CA
- Average rainfall days in April: 8.6 days
The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is August (1.3 days).
Average snowfall in April
Reilly Heights, CA
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in April
Reilly Heights, CA
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in April /
Average sunshine in April
Reilly Heights, 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 30min).
- 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 December (Average sunshine: 5h and 18min).
Average sunshine days in April
Reilly Heights, CA
- Average sunshine days in April: 19.8 days
The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is March (15.9 days).
Average UV index in April
Reilly Heights, CA
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are February and November (UV index 2).
Average cloud cover in April
Reilly Heights, CA
- Average cloud cover in April: 35
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in April
Reilly Heights, CA
- Average visibility in April: 6mi
The months with the highest visibility are February, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, March and December (5mi).
Reilly Heights, California, USA
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