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
April
Weather in April
Temperature
As March transitions into April, a subtle temperature shift is observed, with average highs adjusting from a subzero cold -3.5°C (25.7°F) to a cold 0.4°C (32.7°F). During the April nights, an average temperature of -9.7°C (14.5°F) is observed.Humidity
In April, the average relative humidity is 91%.Rainfall
In April, the rain falls for 10.8 days. Throughout April, 46mm (1.81") of precipitation is accumulated. Throughout the year, there are 119.4 rainfall days, and 548mm (21.57") of precipitation is accumulated.Snowfall
January through July, September through December are months with snowfall. In Castle Junction, in April, during 20.2 snowfall days, 289mm (11.38") of snow is typically accumulated. Throughout the year, in Castle Junction, there are 155 snowfall days, and 2156mm (84.88") of snow is accumulated.Daylight
In Castle Junction, the average length of the day in April is 13h and 54min.On the first day of April, sunrise is at 7:16 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 9:05 pm MDT.
Sunshine
In April, the average sunshine is 6h.UV index
January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 1 during April translates into these guidelines:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Castle Junction in April?
What is the average humidity in April?
How many days does it rain in April?
How many days does it snow in April?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What are the months with the lowest UV index?
How high is the UV index in April?
Average temperature in April
Castle Junction, Canada
- Average high temperature in April: 0.4°C
The warmest month (with the highest average high temperature) is July (16.6°C).
The month with the lowest average high temperature is December (-9.1°C).
- Average low temperature in April: -9.7°C
The month with the highest average low temperature is July (4°C).
The coldest month (with the lowest average low temperature) is February (-17.8°C).
Average pressure in April
Castle Junction, Canada
- Average pressure in April: 1014.7mbar
The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is June (1012mbar).
Average wind speed in April
Castle Junction, Canada
- Average wind speed in April: 7.9km/h
The windiest month (with the highest average wind speed) is November (9.1km/h).
The calmest month (with the lowest average wind speed) is May (7km/h).
Average humidity in April
Castle Junction, Canada
- Average humidity in April: 91%
The months with the highest relative humidity are January, February, March and December (94%).
The months with the lowest relative humidity are July and August (63%).
Average rainfall in April
Castle Junction, Canada
- Average rainfall in April: 46mm
The wettest month (with the highest rainfall) is June (86mm).
The driest month (with the least rainfall) is February (30mm).
Average rainfall days in April
Castle Junction, Canada
- Average rainfall days in April: 10.8 days
The month with the highest number of rainy days is June (21.3 days).
The month with the least rainy days is December (2.1 days).
Average snowfall in April
Castle Junction, Canada
- Average snowfall in April: 289mm
The month with the highest snowfall is March (363mm).
The month with the least snowfall is August (0mm).
Average snowfall days in April
Castle Junction, Canada
- Average snowfall days in April: 20.2 days
The month with the highest number of snowfall days is March (24.4 days).
The month with the least snowfall days is August (0 days).
Average daylight in April /
Average sunshine in April
Castle Junction, Canada
- Average daylight in April: 13h and 5min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in April: 6h and 0min
The months with the most sunshine are July and August (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in April
Castle Junction, Canada
- Average sunshine days in April: 5.1 days
The month with the most sunshine days is August (15.9 days).
The month with the least sunshine days is April (5.1 days).
Average UV index in April
Castle Junction, Canada
- Average UV index in April: 1
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).
Average cloud cover in April
Castle Junction, Canada
- Average cloud cover in April: 65
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in April
Castle Junction, Canada
- Average visibility in April: 6km
The months with the highest visibility are June, July, August and September (9km).
The months with the lowest visibility are January and February (4km).
