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
The shift into April is accompanied by a modest temperature increase, with the average high-temperature edging up from a fresh 52.2°F (11.2°C) in March to a moderate 59.9°F (15.5°C). In April, the temperature in Helix drops to an average of 41.4°F (5.2°C) at night.Humidity
In April, the average relative humidity is 59%.Rainfall
In April, in Helix, the rain falls for 13.3 days. Throughout April, 1.02" (26mm) of precipitation is accumulated. In Helix, during the entire year, the rain falls for 125.2 days and collects up to 11.26" (286mm) of precipitation.Snowfall
Months with snowfall are January through April, September, November and December. April is the last month it regularly snows in Helix. During 0.3 snowfall days, in April, Helix aggregates 0.04" (1mm) of snow. Throughout the year, there are 19.8 snowfall days, and 10.16" (258mm) of snow is accumulated.Daylight
The average length of the day in April in Helix is 13h and 35min.On the first day of April in Helix, sunrise is at 6:32 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 8:01 pm PDT.
Sunshine
In Helix, the average sunshine in April is 10.1h.UV index
In Helix, Oregon, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The daily maximum UV index of 4 in April interprets into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
What is the usual temperature for Helix in April?
What is the average humidity in April in Helix?
How many days does it rain in April in Helix?
What is the last month it snows in Helix?
What is the average length of the day in April in Helix?
When is the sunrise / sunset in April in Helix?
How long on average sun shines in April in Helix?
What is the UV index reading in April in Helix?
Average temperature in April
Helix, OR
- Average high temperature in April: 59.9°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (38.3°F).
- Average low temperature in April: 41.4°F
The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).
Average pressure in April
Helix, OR
- Average pressure in April: 30"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).
Average wind speed in April
Helix, OR
- Average wind speed in April: 8.5mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is December (6.2mph).
Average humidity in April
Helix, OR
- Average humidity in April: 59%
The month with the highest relative humidity is January (79%).
The months with the lowest relative humidity are July and August (37%).
Average rainfall in April
Helix, OR
- Average rainfall in April: 1.02"
The wettest month (with the highest rainfall) is December (1.5").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in April
Helix, OR
- Average rainfall days in April: 13.3 days
The month with the highest number of rainy days is March (15.9 days).
The month with the least rainy days is August (3.7 days).
Average snowfall in April
Helix, OR
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in April
Helix, OR
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is December (6.1 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in April /
Average sunshine in April
Helix, OR
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in April: 10h and 1min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in April
Helix, OR
- Average sunshine days in April: 14.9 days
The month with the most sunshine days is July (25.1 days).
The month with the least sunshine days is February (12.4 days).
Average UV index in April
Helix, OR
- Average UV index in April: 4
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Helix, OR
- Average cloud cover in April: 34
The month with the most cloud cover is December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility in April
Helix, OR
- 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).
Helix, Oregon, USA
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