April weather forecast
Saint Peters, MO

Weather in April

April is an enjoyable spring month in Saint Peters, Missouri, with temperature in the range of an average high of 65.3°F (18.5°C) and an average low of 47.3°F (8.5°C).

Temperature

In Saint Peters, Missouri, the average high-temperature in April rises from a cool 54.1°F (12.3°C) in March to a comfortable 65.3°F (18.5°C). The average low-temperature, in Saint Peters, is 47.3°F (8.5°C).

Humidity

The average relative humidity in April is 75%.

Rainfall

April is the month with the most rainfall. Rain falls for 13.4 days and accumulates 2.48" (63mm) of precipitation.

Snowfall

In Saint Peters, snow does not fall through October.

Daylight

The average length of the day in April is 13h and 14min.
On the first day of the month, sunrise is at 6:46 am and sunset at 7:25 pm. On the last day of April, in Saint Peters, sunrise is at 6:05 am and sunset at 7:53 pm CDT.

Sunshine

The average sunshine in April in Saint Peters, Missouri, is 8.6h.

UV index

In Saint Peters, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In April, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in April in Saint Peters?

The average relative humidity in April in Saint Peters is 75%.

What is the wettest month in Saint Peters?

The month with the most rainfall is April, when the rain falls for 13.4 days and typically aggregates up to 2.48" (63mm) of precipitation.

How many days does it rain in April in Saint Peters?

In Saint Peters, during April, the rain falls for 13.4 days and regularly aggregates up to 2.48" (63mm) of precipitation.

When it does not snow in Saint Peters?

April through October are months without snowfall in Saint Peters, Missouri.

Does it snow in Saint Peters in April?

In April, in Saint Peters, Missouri, it doesn't snow. March is the latest month when it typically snows.

How many hours of daylight does Saint Peters have in April?

In April, the average day length in Saint Peters, Missouri, is 13h and 14min.

What time are sunrise and sunset in April in Saint Peters?

In April, on the first day of the month, sunrise is at 6:46 am and sunset at 7:25 pm. On the last day of the month, in Saint Peters, Missouri, sunrise is at 6:05 am and sunset at 7:53 pm CDT.

How long on average sun shines in April in Saint Peters?

The average sunshine duration in April in Saint Peters is 8.6h.

How high is the UV index in April in Saint Peters?

In Saint Peters, Missouri, the average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Saint Peters, MO

Average temperature in April - Saint Peters, MO
  • Average high temperature in April: 65.3°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in April: 47.3°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in April
Saint Peters, MO

Average pressure in April - Saint Peters, MO
  • Average pressure in April: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in April
Saint Peters, MO

Average wind speed in April - Saint Peters, MO
  • Average wind speed in April: 8.9mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

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Average humidity in April
Saint Peters, MO

Average humidity in April - Saint Peters, MO
  • Average humidity in April: 75%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in April
Saint Peters, MO

Average rainfall in April - Saint Peters, MO
  • Average rainfall in April: 2.48"

The wettest month (with the highest rainfall) is April (2.48").
The driest month (with the least rainfall) is February (1.06").

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Average rainfall days in April
Saint Peters, MO

Average rainfall days in April - Saint Peters, MO
  • Average rainfall days in April: 13.4 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (6.7 days).

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Average snowfall in April
Saint Peters, MO

Average snowfall in April - Saint Peters, MO
  • Average snowfall in April: 0"

The month with the highest snowfall is February (1.65").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in April
Saint Peters, MO

Average snowfall days in April - Saint Peters, MO
  • Average snowfall days in April: 0.3 days

The months with the highest number of snowfall days are January and February (5.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Saint Peters, MO

Average daylight in April / Average sunshine in April - Saint Peters, MO
  • Average daylight in April: 13h and 14min

The month with the longest days is June (Average daylight: 14h and 50min).
The month with the shortest days is December (Average daylight: 9h and 31min).

  • Average sunshine in April: 8h and 36min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in April
Saint Peters, MO

Average sunshine days in April - Saint Peters, MO
  • Average sunshine days in April: 15 days

The month with the most sunshine days is January (20.4 days).
The month with the least sunshine days is July (12.7 days).

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Average UV index in April
Saint Peters, MO

Average UV index in April - Saint Peters, MO
  • Average UV index in April: 5

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, November and December (UV index 2).

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Average cloud cover in April
Saint Peters, MO

Average cloud cover in April - Saint Peters, MO
  • Average cloud cover in April: 41

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in April
Saint Peters, MO

Average visibility in April - Saint Peters, MO
  • 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).

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