April weather forecastRoseland, CA
April
Weather in April
April is a refreshing spring month in Roseland, California, with an average temperature ranging between min 45.5°F (7.5°C) and max 64.9°F (18.3°C).Temperature
April denotes a minimal variation in the average high-temperature to a comfortable 64.9°F (18.3°C) from March's 60.4°F (15.8°C). The temperature in Roseland lowers to an average of 45.5°F (7.5°C) during April nights.Humidity
The average relative humidity in April is 72%.Rainfall
In Roseland, in April, it is raining for 7 days, with typically 0.55" (14mm) of accumulated precipitation. In Roseland, during the entire year, the rain falls for 72.8 days and collects up to 12.01" (305mm) of precipitation.Daylight
In April, the average length of the day is 13h and 14min.On the first day of April, sunrise is at 6:54 am and sunset at 7:34 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:02 pm PDT.
Sunshine
In April, the average sunshine is 10.1h.UV index
The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In April, a daily maximum UV index of 5 leads to the following instructions:
Adopt protective measures - It is advised to guard against sun damage. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Roseland, CA
- Average high temperature in April: 64.9°F
The warmest month (with the highest average high temperature) is August (79.7°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 (54.7°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).
Average pressure in April
Roseland, 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
Roseland, CA
- Average wind speed in April: 7mph
The windiest month (with the highest average wind speed) is May (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).
Average humidity in April
Roseland, 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 (63%).
Average rainfall in April
Roseland, CA
- Average rainfall in April: 0.55"
The wettest month (with the highest rainfall) is February (2.64").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in April
Roseland, CA
- Average rainfall days in April: 7 days
The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (0.8 days).
Average daylight in April /
Average sunshine in April
Roseland, CA
- Average daylight in April: 13h and 12min
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 6min
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
Roseland, CA
- Average sunshine days in April: 21.8 days
The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is March (17.1 days).
Average UV index in April
Roseland, 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
Roseland, CA
- Average cloud cover in April: 29
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in April
Roseland, 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).
