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 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 transition into April is marked with an average high-temperature of a comfortable 64.9°F (18.3°C), showing an insignificant shift from March's 60.4°F (15.8°C). South Santa Rosa experiences a steady low-temperature of 45.5°F (7.5°C) throughout April.Humidity
In April, the average relative humidity in South Santa Rosa is 72%.Rainfall
In South Santa Rosa, in April, during 4.8 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. Throughout the year, there are 44.3 rainfall days, and 3.78" (96mm) of precipitation is accumulated.Daylight
In April, the average length of the day in South Santa Rosa is 13h and 14min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:34 pm. On the last day of April, in South Santa Rosa, sunrise is at 6:13 am and sunset at 8:02 pm PDT.
Sunshine
In South Santa Rosa, California, the average sunshine in April is 10.2h.UV index
In April, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 5 during April translates into the following directions:
Heed the precautions - Suggestions to avoid sunburn are made. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What is the usual temperature for South Santa Rosa in April?
What is the average humidity in April in South Santa Rosa?
How many days does it rain in April in South Santa Rosa?
What is the average length of the day in April in South Santa Rosa?
When is the sunrise / sunset in April in South Santa Rosa?
How long on average sun shines in April in South Santa Rosa?
What is the UV index reading in April in South Santa Rosa?
Average temperature in April
South Santa Rosa, CA
- Average high temperature in April: 64.9°F
The warmest months (with the highest average high temperature) are July and August (79.9°F).
The month with the lowest average high temperature is December (55.6°F).
- Average low temperature in April: 45.5°F
The months with the highest average low temperature are August and September (55°F).
The coldest month (with the lowest average low temperature) is December (42.4°F).
Average pressure in April
South Santa Rosa, 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
South Santa Rosa, CA
- Average wind speed in April: 6.7mph
The windiest month (with the highest average wind speed) is May (6.8mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).
Average humidity in April
South Santa Rosa, CA
- Average humidity in April: 72%
The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).
Average rainfall in April
South Santa Rosa, CA
- Average rainfall in April: 0.16"
The wettest month (with the highest rainfall) is February (0.91").
The driest months (with the least rainfall) are June, July, August and September (0.04").
Average rainfall days in April
South Santa Rosa, CA
- Average rainfall days in April: 4.8 days
The month with the highest number of rainy days is March (8.7 days).
The month with the least rainy days is August (0.5 days).
Average daylight in April /
Average sunshine in April
South Santa Rosa, CA
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 10h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in April
South Santa Rosa, CA
- Average sunshine days in April: 24 days
The month with the most sunshine days is June (27.7 days).
The month with the least sunshine days is March (20.8 days).
Average UV index in April
South Santa Rosa, CA
- Average UV index in April: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in April
South Santa Rosa, CA
- Average cloud cover in April: 29
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in April
South Santa Rosa, 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).
South Santa Rosa, California, USA
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