Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Hazelwood (MO) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Hazelwood.
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Climate overview of Hazelwood
Hazelwood, Missouri, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 32°C (90°F) in July, while winters cool to 5°C (41°F) in January.
The city has a wet climate, receiving around 1110 mm (44 in) of rain/snowfall per year. Despite the high annual total, it has very warm summers and cold winters. April is the wettest month. The most sunshine falls in July, with an average of 10.4 hours of daily sunshine.
Hazelwood Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Hazelwood - and find the best time to visit.
Monthly Temperature in Hazelwood
Depending on the time of the year, temperatures range from very warm to chilly in Hazelwood. On average, daytime temperatures range from a very warm 32°C (90°F) in July to a chilly 5°C (41°F) in January.
Nighttime temperatures range from 22°C (72°F) in July to -5°C (23°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Hazelwood
Hazelwood has a relatively rain/snowy climate with high precipitation levels, averaging 1110 mm (44 in) of rain/snowfall annually. The seasons in Hazelwood bring significant changes in precipitation. The wettest month, April, receives high rainfall, with an average of 132 mm (5.2 in) of precipitation. This rainfall is distributed across 11 rainy days.
In contrast, the driest month, January, experiences much less snow/rainfall, totaling 45 mm (1.8 in) over 7 snowy/rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Hazelwood Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Hazelwood
In Hazelwood, summer days are longer and more sunny, with daily sunshine hours peaking at 10.4 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 4.3 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: St. Louis, the United States of America (21 KM, 13 Miles).
Daily hours of sunshine
Data from: St. Louis, the United States of America (21 KM, 13 Miles).
Daily percentage of sunshine
Data from: St. Louis, the United States of America (21 KM, 13 Miles).
Humidity in Hazelwood by Month
The relative humidity is high throughout the year in Hazelwood.
The city experiences its highest humidity in December, reaching 74%. In April, the humidity drops to its lowest level at 63%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: St. Louis, the United States of America (21 KM, 13 Miles).
Best Time to Visit Hazelwood
Conditions in Hazelwood are generally most comfortable in September and October. They are typically least comfortable in January, February and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
good
Apr
very good
May
very good
Jun
mixed
Jul
mixed
Aug
good
Sep
excellent
Oct
excellent
Nov
good
Dec
cold
- Best overall: September and October
- Warmest weather: June, July and August
- Most sunshine: July
- Seasonal pattern: Very warm summers and cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Hazelwood
What is the best time to visit Hazelwood?
September and October typically offer the most optimal weather in Hazelwood. In contrast, January, February and December tend to have less optimal conditions. Hazelwood has very warm summers and cold winters.
What temperatures can I expect in Hazelwood?
Daytime highs range from 5°C (41°F) in January to 32°C (90°F) in July. Nighttime lows range from -5°C (23°F) to 22°C (72°F). Temperatures vary considerably through the year.
How much rain does Hazelwood get?
Annual rainfall is around 1110 mm (44 in). April is the wettest month with 132 mm (5.2 in), while January is the driest with 45 mm (1.8 in).
How sunny is Hazelwood?
Hazelwood receives around 2,594 hours of sunshine per year. July is the sunniest month with 311 hours, while December is the cloudiest with just 128 hours. Overall, Hazelwood enjoys abundant sunshine.
Hazelwood 3-Day Forecast
Hazelwood on the map
Hazelwood is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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