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
April comes with an increase, with the average high-temperature moving from an icy 41°F (5°C) in March to a fresh 50.4°F (10.2°C). The average low-temperature, in April, is a subzero cold 30.4°F (-0.9°C).Humidity
In Harrison, Montana, the average relative humidity in April is 67%.Rainfall
In April, in Harrison, the rain falls for 16.5 days. Throughout April, 1.46" (37mm) of precipitation is accumulated. In Harrison, during the entire year, the rain falls for 134.2 days and collects up to 11.34" (288mm) of precipitation.Snowfall
January through June, September through December are months with snowfall. In April, in Harrison, Montana, it is snowing for 7.5 days. Throughout April, 3.86" (98mm) of snow is accumulated. In Harrison, during the entire year, snow falls for 79.6 days and aggregates up to 30.08" (764mm) of snow.Daylight
In April, the average length of the day in Harrison is 13h and 34min.On the first day of the month, sunrise is at 7:05 am and sunset at 7:56 pm. On the last day of April, sunrise is at 6:14 am and sunset at 8:33 pm MDT.
Sunshine
The average sunshine in April in Harrison is 9.8h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A daily maximum UV index of 3 in April translates into the following instructions:
Take precautions - Protection against sun damage is advised. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
What are April temperatures in Harrison?
What is the average humidity in April in Harrison?
How many days does it rain in April in Harrison?
How much does it snow in Harrison in April?
How many hours of daylight does Harrison have in April?
What time are sunrise and sunset in April in Harrison?
How long on average sun shines in April in Harrison?
What is the UV index reading in April in Harrison?
Average temperature in April
Harrison, MT
- Average high temperature in April: 50.4°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is December (28°F).
- Average low temperature in April: 30.4°F
The month with the highest average low temperature is August (50.5°F).
The coldest month (with the lowest average low temperature) is December (12.7°F).
Average pressure in April
Harrison, MT
- Average pressure in April: 29.97"Hg
The months with the highest atmospheric pressure are January and December (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Harrison, MT
- Average wind speed in April: 5.5mph
The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in April
Harrison, MT
- Average humidity in April: 67%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (44%).
Average rainfall in April
Harrison, MT
- Average rainfall in April: 1.46"
The wettest month (with the highest rainfall) is June (1.57").
The driest month (with the least rainfall) is August (0.51").
Average rainfall days in April
Harrison, MT
- Average rainfall days in April: 16.5 days
The month with the highest number of rainy days is April (16.5 days).
The month with the least rainy days is August (7.6 days).
Average snowfall in April
Harrison, MT
- Average snowfall in April: 3.86"
The month with the highest snowfall is February (6.02").
The months with the least snowfall are July and August (0").
Average snowfall days in April
Harrison, MT
- Average snowfall days in April: 7.5 days
The month with the highest number of snowfall days is February (16.5 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Harrison, MT
- 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 48min).
- Average sunshine in April: 9h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in April
Harrison, MT
- Average sunshine days in April: 9.3 days
The month with the most sunshine days is September (18.7 days).
The month with the least sunshine days is April (9.3 days).
Average UV index in April
Harrison, MT
- 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 December (UV index 1).
Average cloud cover in April
Harrison, MT
- Average cloud cover in April: 36
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in April
Harrison, MT
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Harrison, Montana, USA
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