July weather forecastColumbia, KY
July
Weather in July
July in Columbia, Kentucky, is a hot summer month, with temperature in the range of an average low of 66.6°F (19.2°C) and an average high of 86°F (30°C).Temperature
Columbia witnesses the warmest weather in July, with temperatures averaging a high of 86°F (30°C) and a low of 66.6°F (19.2°C).Heat index
July's mean heat index is computed to be a very hot 98.6°F (37°C). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', evaluates the perceived heat by adding the effect of moisture in the air. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical to babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.
Humidity
The average relative humidity in July is 78%.Rainfall
In Columbia, in July, during 17.8 rainfall days, 3.82" (97mm) of precipitation is typically accumulated. In Columbia, during the entire year, the rain falls for 174.3 days and collects up to 38.27" (972mm) of precipitation.Snowfall
In Columbia, snow does not fall in May through September.Daylight
In July, the average length of the day is 14h and 25min.On the first day of the month, sunrise is at 5:25 am and sunset at 8:05 pm. On the last day of July, sunrise is at 5:46 am and sunset at 7:49 pm CDT.
Sunshine
In July, the average sunshine is 10.1h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In July, the UV index of 6 transforms into the following advice:
Deflect overexposure. Sun protection is a necessity. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Columbia, KY
- Average high temperature in July: 86°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in July: 66.6°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in July
Columbia, KY
- Average pressure in July: 29.99"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in July
Columbia, KY
- Average wind speed in July: 4.8mph
The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in July
Columbia, KY
- Average humidity in July: 78%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (75%).
Average rainfall in July
Columbia, KY
- Average rainfall in July: 3.82"
The wettest month (with the highest rainfall) is February (3.86").
The driest month (with the least rainfall) is September (2.36").
Average rainfall days in July
Columbia, KY
- Average rainfall days in July: 17.8 days
The months with the highest number of rainy days are May and July (17.8 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in July
Columbia, KY
- Average snowfall in July: 0"
The month with the highest snowfall is February (2.68").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in July
Columbia, KY
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (7.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Columbia, KY
- Average daylight in July: 14h and 24min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in July: 10h and 6min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 12min).
Average sunshine days in July
Columbia, KY
- Average sunshine days in July: 10.9 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in July
Columbia, KY
- Average UV index in July: 6
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 and December (UV index 2).
Average cloud cover in July
Columbia, KY
- Average cloud cover in July: 34
The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in July
Columbia, KY
- Average visibility in July: 5mi
The months with the highest visibility are March, April, June, August, October, November and December (6mi).
The months with the lowest visibility are January, February, May, July and September (5mi).





