Average Weather in April in Saint Paul Indiana, United States
In Saint Paul, the month of April is characterized by rapidly rising daily high temperatures, with daily highs increasing by 10°F, from 58°F to 69°F over the course of the month, and rarely exceeding 80°F or dropping below 44°F.
Daily low temperatures increase by 10°F, from 40°F to 49°F, rarely falling below 28°F or exceeding 61°F.
For reference, on July 20, the hottest day of the year, temperatures in Saint Paul typically range from 66°F to 84°F, while on January 29, the coldest day of the year, they range from 22°F to 36°F.
Average High and Low Temperature in April
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on April. The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day.
Average Hourly Temperature in April
The month of April in Saint Paul experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 50% throughout the month.
The clearest day of the month is April 25, with clear, mostly clear, or partly cloudy conditions 51% of the time.
For reference, on December 25, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 60%, while on August 23, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 69%.
Cloud Cover Categories in April
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In Saint Paul, the chance of a wet day over the course of April is gradually increasing, starting the month at 35% and ending it at 38%.
For reference, the year's highest daily chance of a wet day is 41% on June 8, and its lowest chance is 20% on January 29.
Probability of Precipitation in April
The average sliding 31-day rainfall during April in Saint Paul is increasing, starting the month at 3.6 inches, when it rarely exceeds 5.4 inches or falls below 2.0 inches, and ending the month at 4.3 inches, when it rarely exceeds 7.2 inches or falls below 1.9 inches.
Average Monthly Rainfall in April
Over the course of April in Saint Paul, the length of the day is rapidly increasing. From the start to the end of the month, the length of the day increases by 1 hour, 10 minutes, implying an average daily increase of 2 minutes, 26 seconds, and weekly increase of 17 minutes, 1 second.
The shortest day of the month is April 1, with 12 hours, 40 minutes of daylight and the longest day is April 30, with 13 hours, 51 minutes of daylight.
Hours of Daylight and Twilight in April
The latest sunrise of the month in Saint Paul is 7:26 AM on April 1 and the earliest sunrise is 42 minutes earlier at 6:44 AM on April 30.
The earliest sunset is 8:06 PM on April 1 and the latest sunset is 29 minutes later at 8:35 PM on April 30.
Daylight saving time is observed in Saint Paul during 2017, but it neither starts nor ends during April, so the entire month is in daylight saving time.
For reference, on June 21, the longest day of the year, the Sun rises at 6:15 AM and sets 14 hours, 57 minutes later, at 9:13 PM, while on December 21, the shortest day of the year, it rises at 7:59 AM and sets 9 hours, 23 minutes later, at 5:22 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in April
The chance that a given day will be muggy in Saint Paul is essentially constant during April, remaining within 1% of 1% throughout.
For reference, on July 23, the muggiest day of the year, there are muggy conditions 58% of the time, while on November 16, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in April
The average hourly wind speed in Saint Paul is decreasing during April, decreasing from 11.4 miles per hour to 10.2 miles per hour over the course of the month.
For reference, on April 2, the windiest day of the year, the daily average wind speed is 11.5 miles per hour, while on July 31, the calmest day of the year, the daily average wind speed is 6.4 miles per hour.
The highest daily average wind speed during April is 11.5 miles per hour on April 2.
Average Wind Speed in April
Wind Direction in April
The growing season in Saint Paul typically lasts for 6.2 months (190 days), from around April 12 to around October 19, rarely starting before March 26 or after April 27, and rarely ending before October 2 or after November 5.
During April in Saint Paul, the chance that a given day is within the growing season is very rapidly increasing rising from 21% to 94% over the course of the month.
Time Spent in Various Temperature Bands and the Growing Season in April
The average accumulated growing degree days in Saint Paul is increasing during April, increasing by 196°F, from 98°F to 294°F, over the course of the month.
Growing Degree Days in April
The average daily incident shortwave solar energy in Saint Paul is gradually increasing during April, rising by 1.0 kWh, from 4.8 kWh to 5.8 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in April
For the purposes of this report, the geographical coordinates of Saint Paul are 39.428 deg latitude, -85.628 deg longitude, and 846 ft elevation.
The topography within 2 miles of Saint Paul contains only modest variations in elevation, with a maximum elevation change of 144 feet and an average elevation above sea level of 843 feet. Within 10 miles also contains only modest variations in elevation (305 feet). Within 50 miles contains only modest variations in elevation (883 feet).
The area within 2 miles of Saint Paul is covered by cropland (93%), within 10 miles by cropland (98%), and within 50 miles by cropland (63%) and trees (29%).
This report illustrates the typical weather in Saint Paul year round, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.
Temperature and Dew Point
There are 4 weather stations near enough to contribute to our estimation of the temperature and dew point in Saint Paul.
For each station, the records are corrected for the elevation difference between that station and Saint Paul according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.
The estimated value at Saint Paul is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Saint Paul and a given station.
The stations contributing to this reconstruction are: Shelbyville Municipal Airport (53%, 22 kilometers, northwest); Columbus Bakalar Municipal Airport (34%, 29 kilometers, southwest); Cincinnati/Northern Kentucky International Airport (6%, 93 kilometers, southeast); and Butler County Regional Airport (6%, 95 kilometers, east).
Time zones for aiports and weather stations are provided by AskGeo.com .