Grain Valley (MO) Weather and Climate: A Comprehensive Guide
Grain Valley experiences great temperature shifts.
The city's weather can transition from very warm days
to cold weather.
It is also known for its large amounts of rain/snowfall.
Now, let’s explore all the climate details to give you a full picture.
Average maximum day and minimum night temperature
The climate in Grain Valley is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 31°C in July to a chilly 4°C in the coolest month, January.
Nights are cooler, with lows often dropping to around -7°C during the colder months. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Grain Valley has a notably wet climate with abundant precipitation, recording 1123 mm of rain/snowfall per year. The climate in Grain Valley shows significant variation throughout the year. Expect high rainfall in June, with an average of 153 mm of precipitation over 11 rainy days. In contrast, January offers drier and sunnier days, with around 24 mm of snow/rainfall over 6 snowy/rainy days. For more details, please visit our Grain Valley Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
For those who appreciate different seasons, Grain Valley serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.0 hours of sunshine daily, and embrace the darker days in December, offering only 4.9 hours of daily sunlight. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is high throughout the year in Grain Valley.
The city experiences its highest humidity in December, reaching 70%. In April, the humidity drops to its lowest level at 62%. Explore our detailed page on humidity levels for further details.
Relative humidity over the year
clear and no rain almost clear and no rain broken clouds and no rainForecast for Grain Valley (MO)
3 m/s
7 m/s
5 m/s
The best time of year to visit Grain Valley in the United States of America
Other facts from our historical weather data:The hottest season / summer takes place in June, July, August and September.
July has an average maximum temperature of 31°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 4°C.
June tops the wettest month list with 153 mm of rainfall.
January is the driest month with 24 mm of precipitation.
July is the sunniest month with an average of 330 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
