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
With the onset of April, Glen Ullin sees a temperature rise, with the average high-temperature moving from March's wintry 37.8°F (3.2°C) to a fresh 50.9°F (10.5°C). In Glen Ullin, the average nighttime temperature during April is an icy 34.3°F (1.3°C).Humidity
In Glen Ullin, the average relative humidity in April is 65%.Rainfall
In Glen Ullin, during April, the rain falls for 10.9 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, in Glen Ullin, there are 100.8 rainfall days, and 14.88" (378mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Glen Ullin, during April, snow falls for 4.4 days and regularly aggregates up to 1.57" (40mm) of snow. In Glen Ullin, during the entire year, snow falls for 66.7 days and aggregates up to 20.04" (509mm) of snow.Daylight
In Glen Ullin, the average length of the day in April is 13h and 38min.On the first day of the month, sunrise is at 7:24 am and sunset at 8:17 pm. On the last day of April, in Glen Ullin, sunrise is at 6:32 am and sunset at 8:56 pm CDT.
Sunshine
In April, the average sunshine is 7.5h.UV index
In Glen Ullin, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 3 in April interprets into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
What is the temperature in April in Glen Ullin?
What is the average humidity in April in Glen Ullin?
How much does it rain in Glen Ullin in April?
How much does it snow in Glen Ullin in April?
What is the average length of the day in April in Glen Ullin?
What time are sunrise and sunset in April in Glen Ullin?
How long on average sun shines in April in Glen Ullin?
What is the UV index intensity in April in Glen Ullin?
Average temperature in April
Glen Ullin, ND
- Average high temperature in April: 50.9°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (21.2°F).
- Average low temperature in April: 34.3°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (7.2°F).
Average pressure in April
Glen Ullin, ND
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in April
Glen Ullin, ND
- Average wind speed in April: 10.7mph
The windiest months (with the highest average wind speed) are April and October (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in April
Glen Ullin, ND
- Average humidity in April: 65%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (53%).
Average rainfall in April
Glen Ullin, ND
- Average rainfall in April: 1.22"
The wettest month (with the highest rainfall) is June (2.56").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in April
Glen Ullin, ND
- Average rainfall days in April: 10.9 days
The month with the highest number of rainy days is June (15.4 days).
The month with the least rainy days is February (2.8 days).
Average snowfall in April
Glen Ullin, ND
- Average snowfall in April: 1.57"
The month with the highest snowfall is December (3.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Glen Ullin, ND
- Average snowfall days in April: 4.4 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Glen Ullin, ND
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in April: 7h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 0min).
Average sunshine days in April
Glen Ullin, ND
- Average sunshine days in April: 14.2 days
The month with the most sunshine days is September (20 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in April
Glen Ullin, ND
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in April
Glen Ullin, ND
- Average cloud cover in April: 46
The month with the most cloud cover is February (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 21).
Average visibility in April
Glen Ullin, ND
- Average visibility in April: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Glen Ullin, North Dakota, USA
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