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 start of April signals an increase in the average high-temperature, moving from a wintry 41.7°F (5.4°C) in March to a fresh 51.8°F (11°C). Throughout April, a steady low-temperature average of 34.9°F (1.6°C) is noted.Humidity
In Ismay, the average relative humidity in April is 64%.Rainfall
In Ismay, in April, during 12.4 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. In Ismay, Montana, during the entire year, the rain falls for 109 days and collects up to 15.12" (384mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In April, it is snowing for 6 days. Throughout April, 2.44" (62mm) of snow is accumulated. Throughout the year, there are 62.4 snowfall days, and 21.97" (558mm) of snow is accumulated.Daylight
In April, the average length of the day in Ismay is 13h and 37min.On the first day of April in Ismay, Montana, sunrise is at 6:36 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:07 pm MDT.
Sunshine
In April, the average sunshine in Ismay is 8.6h.UV index
In Ismay, the average daily maximum UV index in April is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 during April translates into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Ismay?
What is the average humidity in April in Ismay?
How many days does it rain in April in Ismay?
How much does it snow in Ismay in April?
What is the average length of the day in April in Ismay?
When are sunrise and sunset in April in Ismay?
How many hours of sunshine does Ismay have in April?
What is the UV index reading in April in Ismay?
Average temperature in April
Ismay, MT
- Average high temperature in April: 51.8°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in April: 34.9°F
The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).
Average pressure in April
Ismay, MT
- Average pressure in April: 29.93"Hg
The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in April
Ismay, MT
- Average wind speed in April: 11.9mph
The windiest months (with the highest average wind speed) are April and October (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (10.1mph).
Average humidity in April
Ismay, MT
- Average humidity in April: 64%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (46%).
Average rainfall in April
Ismay, MT
- Average rainfall in April: 1.46"
The wettest month (with the highest rainfall) is May (2.6").
The driest months (with the least rainfall) are January and December (0.55").
Average rainfall days in April
Ismay, MT
- Average rainfall days in April: 12.4 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (3.1 days).
Average snowfall in April
Ismay, MT
- Average snowfall in April: 2.44"
The month with the highest snowfall is February (3.86").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Ismay, MT
- Average snowfall days in April: 6 days
The month with the highest number of snowfall days is February (12 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in April /
Average sunshine in April
Ismay, MT
- 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 42min).
- Average sunshine in April: 8h and 4min
The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in April
Ismay, MT
- Average sunshine days in April: 12 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.9 days).
Average UV index in April
Ismay, MT
- Average UV index in April: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Ismay, MT
- Average cloud cover in April: 44
The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 18).
Average visibility in April
Ismay, MT
- 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).
Ismay, Montana, USA
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