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
As Saint Robert transitions into April, a rise in the average high-temperature is observed, moving from a moderate 55.9°F (13.3°C) in March to a comfortable 66.6°F (19.2°C). Saint Robert's April nights cool down to an average low-temperature of 47.3°F (8.5°C).Humidity
In April, the average relative humidity is 75%.Rainfall
In April, the rain falls for 14.2 days. Throughout April, 3.66" (93mm) of precipitation is accumulated. Throughout the year, there are 147.7 rainfall days, and 31.46" (799mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Saint Robert, in April, snow falls for 0.5 days, with typically accumulated 0.08" (2mm) of snow. In Saint Robert, during the entire year, snow falls for 23.8 days and aggregates up to 10.12" (257mm) of snow.Daylight
The average length of the day in April in Saint Robert is 13h and 12min.On the first day of the month, sunrise is at 6:52 am and sunset at 7:32 pm. On the last day of April, sunrise is at 6:12 am and sunset at 7:58 pm CDT.
Sunshine
In Saint Robert, the average sunshine in April is 8.5h.UV index
In April, the average daily maximum UV index in Saint Robert, Missouri, is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 4 in April converts into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
What are the temperatures in Saint Robert in April?
What is the average humidity in April in Saint Robert?
How much does it rain in Saint Robert in April?
How many days does it snow in April in Saint Robert?
What is the average length of the day in April in Saint Robert?
What time are sunrise and sunset in April in Saint Robert?
How many hours of sunshine does Saint Robert have in April?
What is the UV index intensity in April in Saint Robert?
Average temperature in April
Saint Robert, MO
- Average high temperature in April: 66.6°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in April: 47.3°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in April
Saint Robert, MO
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Saint Robert, MO
- Average wind speed in April: 8.4mph
The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in April
Saint Robert, MO
- Average humidity in April: 75%
The months with the highest relative humidity are March and May (77%).
The months with the lowest relative humidity are August, September and October (73%).
Average rainfall in April
Saint Robert, MO
- Average rainfall in April: 3.66"
The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days in April
Saint Robert, MO
- Average rainfall days in April: 14.2 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is December (7.5 days).
Average snowfall in April
Saint Robert, MO
- Average snowfall in April: 0.08"
The month with the highest snowfall is February (3.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Saint Robert, MO
- Average snowfall days in April: 0.5 days
The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Saint Robert, MO
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 54min).
Average sunshine days in April
Saint Robert, MO
- Average sunshine days in April: 14.1 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in April
Saint Robert, MO
- Average UV index in April: 4
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in April
Saint Robert, MO
- Average cloud cover in April: 42
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in April
Saint Robert, MO
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Saint Robert, Missouri, USA
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