April weather forecastHartwell, MO
April
Weather in April
April is a refreshing spring month in Hartwell, Missouri, with temperature in the range of an average high of 65.5°F (18.6°C) and an average low of 46.9°F (8.3°C).Temperature
Hartwell, Missouri, sees a rise in temperature during April, with average high-temperatures transitioning from a mild 55.4°F (13°C) in March to an enjoyable 65.5°F (18.6°C). During April, Hartwell experiences an average low-temperature of 46.9°F (8.3°C) at night.Humidity
The average relative humidity in April in Hartwell is 75%.Rainfall
In April, in Hartwell, Missouri, the rain falls for 14.8 days. Throughout April, 3.54" (90mm) of precipitation is accumulated. In Hartwell, Missouri, during the entire year, the rain falls for 141.5 days and collects up to 30.67" (779mm) of precipitation.Snowfall
April, June through September are months without snowfall.Daylight
In April, the average length of the day in Hartwell is 13h and 14min.On the first day of April, sunrise is at 6:59 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:06 pm CDT.
Sunshine
The average sunshine in April is 8.5h.UV index
In April, the average daily maximum UV index in Hartwell is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 5 in April leads to these guidelines:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. 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-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Hartwell, MO
- Average high temperature in April: 65.5°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in April: 46.9°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in April
Hartwell, MO
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Hartwell, MO
- Average wind speed in April: 9.9mph
The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in April
Hartwell, MO
- Average humidity in April: 75%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are October and November (72%).
Average rainfall in April
Hartwell, MO
- Average rainfall in April: 3.54"
The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in April
Hartwell, MO
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in April
Hartwell, MO
- Average snowfall in April: 0"
The month with the highest snowfall is February (2.76").
The months with the least snowfall are April, June, July, August and September (0").
Average snowfall days in April
Hartwell, MO
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Hartwell, MO
- Average daylight in April: 13h and 12min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 8h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in April
Hartwell, MO
- Average sunshine days in April: 14.1 days
The months with the most sunshine days are January and December (21.1 days).
The month with the least sunshine days is June (12.1 days).
Average UV index in April
Hartwell, 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).
Average cloud cover in April
Hartwell, MO
- Average cloud cover in April: 41
The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are June, July and August (Cloud cover 26).
Average visibility in April
Hartwell, 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).





