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
A minor escalation in the average high-temperature is seen with the onset of April, moving from an enjoyable 67.3°F (19.6°C) in March to a moderately hot 73.9°F (23.3°C). Despite the hot April days, Helm's nights see an average temperature plunge to a fresh 51.4°F (10.8°C).Humidity
In April, the average relative humidity is 53%.Rainfall
In Helm, in April, during 4.6 rainfall days, 0.28" (7mm) of precipitation is typically accumulated. Throughout the year, there are 37.2 rainfall days, and 2.48" (63mm) of precipitation is accumulated.Daylight
The average length of the day in April is 13h and 10min.On the first day of April, sunrise is at 6:44 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 7:48 pm PDT.
Sunshine
The average sunshine in April in Helm is 10.8h.UV index
The average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in April interprets into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. 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
What is the average April temperature?
What is the average humidity in April?
How many days does it rain in April in Helm?
How many hours of daylight does Helm have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Helm, CA
- Average high temperature in April: 73.9°F
The warmest month (with the highest average high temperature) is July (100.9°F).
The month with the lowest average high temperature is December (56.5°F).
- Average low temperature in April: 51.4°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is December (42.6°F).
Average pressure in April
Helm, CA
- Average pressure in April: 30.01"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Helm, CA
- Average wind speed in April: 7.1mph
The windiest month (with the highest average wind speed) is June (7.6mph).
The calmest month (with the lowest average wind speed) is January (5.1mph).
Average humidity in April
Helm, CA
- Average humidity in April: 53%
The months with the highest relative humidity are January and December (66%).
The month with the lowest relative humidity is July (30%).
Average rainfall in April
Helm, CA
- Average rainfall in April: 0.28"
The wettest months (with the highest rainfall) are February and March (0.43").
The driest months (with the least rainfall) are June, July, August and September (0.04").
Average rainfall days in April
Helm, CA
- Average rainfall days in April: 4.6 days
The month with the highest number of rainy days is March (7 days).
The months with the least rainy days are August and September (0.5 days).
Average daylight in April /
Average sunshine in April
Helm, CA
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in April: 10h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The months with the least sunshine are February and December (Average sunshine: 6h and 24min).
Average sunshine days in April
Helm, CA
- Average sunshine days in April: 25.8 days
The month with the most sunshine days is August (29.7 days).
The month with the least sunshine days is February (22 days).
Average UV index in April
Helm, CA
- Average UV index in April: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in April
Helm, CA
- Average cloud cover in April: 21
The month with the most cloud cover is March (Cloud cover 29).
The months with the least cloud cover are July and August (Cloud cover 4).
Average visibility in April
Helm, 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).
Helm, California, USA
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