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
In April, the average high-temperature increases from an icy 37°F (2.8°C) in March to a frosty 46.2°F (7.9°C). In April, Troy records an average nighttime temperature of 28°F (-2.2°C).Humidity
The average relative humidity in April is 79%.Rainfall
In Troy, in April, during 17.5 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. Throughout the year, there are 138.8 rainfall days, and 18.15" (461mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Troy, during April, snow falls for 5.8 days and regularly aggregates up to 2.36" (60mm) of snow. Throughout the year, there are 91.8 snowfall days, and 49.33" (1253mm) of snow is accumulated.Daylight
In Troy, the average length of the day in April is 13h and 43min.On the first day of April, sunrise is at 7:19 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:57 pm MDT.
Sunshine
In Troy, the average sunshine in April is 7.8h.UV index
In April, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In April, the maximum UV index of 2 transforms into these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature 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?
How many hours of daylight does Troy have in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Troy, MT
- Average high temperature in April: 46.2°F
The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is December (27.1°F).
- Average low temperature in April: 28°F
The month with the highest average low temperature is August (47.3°F).
The coldest month (with the lowest average low temperature) is December (15.1°F).
Average pressure in April
Troy, MT
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Troy, MT
- Average wind speed in April: 4.5mph
The windiest months (with the highest average wind speed) are April and June (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).
Average humidity in April
Troy, MT
- Average humidity in April: 79%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (53%).
Average rainfall in April
Troy, MT
- Average rainfall in April: 1.69"
The wettest month (with the highest rainfall) is December (2.24").
The driest month (with the least rainfall) is August (0.43").
Average rainfall days in April
Troy, MT
- Average rainfall days in April: 17.5 days
The month with the highest number of rainy days is April (17.5 days).
The month with the least rainy days is August (5.9 days).
Average snowfall in April
Troy, MT
- Average snowfall in April: 2.36"
The month with the highest snowfall is January (11.34").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Troy, MT
- Average snowfall days in April: 5.8 days
The month with the highest number of snowfall days is December (20 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Troy, MT
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in April: 7h and 5min
The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in April
Troy, MT
- Average sunshine days in April: 9.3 days
The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (7.4 days).
Average UV index in April
Troy, MT
- Average UV index in April: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in April
Troy, MT
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in April
Troy, MT
- Average visibility in April: 5mi
The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).
Troy, Montana, USA
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