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
A clear rise in the average high-temperature is observed during April, increasing from a subzero cold 15.1°F (-9.4°C) in March to a still freezing cold 31.1°F (-0.5°C). The average temperature during April nights dips to a still freezing cold 18°F (-7.8°C).Humidity
In Ruby, Alaska, the average relative humidity in April is 94%.Rainfall
In Ruby, in April, during 10.1 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In Ruby, during the entire year, the rain falls for 116.7 days and collects up to 14.8" (376mm) of precipitation.Snowfall
January through May, September through December are months with snowfall in Ruby, Alaska. In Ruby, in April, during 15.9 snowfall days, 4.72" (120mm) of snow is typically accumulated. In Ruby, during the entire year, snow falls for 115.2 days and aggregates up to 43.07" (1094mm) of snow.Daylight
The average length of the day in April in Ruby, Alaska, is 15h and 17min.On the first day of April, sunrise is at 7:34 am and sunset at 9:16 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 10:49 pm AKDT.
Sunshine
The average sunshine in April is 3.7h.UV index
The average daily maximum UV index in April in Ruby, Alaska, is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: During April, 2 as the daily maximum UV index converts into the following advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. During bright days, sunglasses that offer UVA and UVB defense are recommended. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is April in Ruby?
What is the average humidity in April in Ruby?
How many days does it rain in April in Ruby?
How many days does it snow in April in Ruby?
How many hours of daylight does Ruby have in April?
What time are sunrise and sunset in April in Ruby?
How long on average sun shines in April in Ruby?
What is the UV index reading in April in Ruby?
Average temperature in April
Ruby, AK
- Average high temperature in April: 31.1°F
The warmest month (with the highest average high temperature) is July (67.3°F).
The month with the lowest average high temperature is January (-0.8°F).
- Average low temperature in April: 18°F
The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is January (-10.5°F).
Average pressure in April
Ruby, AK
- Average pressure in April: 29.86"Hg
The month with the highest atmospheric pressure is February (29.93"Hg).
The months with the lowest atmospheric pressure are September and October (29.76"Hg).
Average wind speed in April
Ruby, AK
- Average wind speed in April: 5.1mph
The windiest month (with the highest average wind speed) is September (5.2mph).
The calmest month (with the lowest average wind speed) is January (4.6mph).
Average humidity in April
Ruby, AK
- Average humidity in April: 94%
The months with the highest relative humidity are January, February and March (96%).
The month with the lowest relative humidity is June (59%).
Average rainfall in April
Ruby, AK
- Average rainfall in April: 1.02"
The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in April
Ruby, AK
- Average rainfall days in April: 10.1 days
The month with the highest number of rainy days is August (19 days).
The months with the least rainy days are January and February (2.3 days).
Average snowfall in April
Ruby, AK
- Average snowfall in April: 4.72"
The month with the highest snowfall is December (8.62").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Ruby, AK
- Average snowfall days in April: 15.9 days
The month with the highest number of snowfall days is March (20.3 days).
The months with the least snowfall days are June and July (0 days).
Average daylight in April /
Average sunshine in April
Ruby, AK
- Average daylight in April: 15h and 2min
The month with the longest days is June (Average daylight: 21h and 24min).
The month with the shortest days is December (Average daylight: 4h and 0min).
- Average sunshine in April: 3h and 4min
The month with the most sunshine is May (Average sunshine: 8h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).
Average sunshine days in April
Ruby, AK
- Average sunshine days in April: 6.5 days
The month with the most sunshine days is January (18 days).
The month with the least sunshine days is April (6.5 days).
Average UV index in April
Ruby, AK
- Average UV index in April: 2
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).
Average cloud cover in April
Ruby, AK
- Average cloud cover in April: 77
The month with the most cloud cover is April (Cloud cover 77).
The month with the least cloud cover is June (Cloud cover 47).
Average visibility in April
Ruby, AK
- Average visibility in April: 2mi
The months with the highest visibility are June and July (6mi).
The months with the lowest visibility are January, February, March, April and December (2mi).
Ruby, Alaska, USA
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