Weathermondo.com
United StatesThe climate of McKinney
The current climate in McKinney features temperatures ranging from a high of 35°C to a low of 14°C throughout the year. The average yearly temperature is around 25°C. At night, temperatures in the colder months average around 0°C and in the warmer months around 24°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for McKinney, Texas.
Temperature records
The highest temperature recorded in McKinney in recent years was 43°C in July 2018. The lowest daytime temperature recorded was -11°C in February 2021.
Precipitation and snowfall
On average, McKinney gets 1442 mm of precipitation each year. Of this, about 1,8 cm is snowfall. For comparison, New York gets 1142 mm of precipitation each year.
The hurricane season in McKinney runs from June to November.
Best time to visit McKinney?
The best time to visit McKinney for sunny weather is March, June through September and November. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit McKinney. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
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Climate Table of McKinney
The climate table of McKinney shows the average temperatures, rainfall, snow, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 14 | 15 | 21 | 24 | 28 | 33 | 35 | 35 | 32 | 27 | 19 | 17 |
| Temp. min (°C) | 1 | 4 | 9 | 13 | 18 | 23 | 24 | 24 | 20 | 14 | 8 | 5 |
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| Precipitation (mm) | 67 | 88 | 88 | 257 | 136 | 112 | 67 | 92 | 87 | 204 | 83 | 161 |
| Snow (cm) | 0,5 | 1,3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| UV Index | 2 | 3 | 4 | 6 | 4 | 5 | 5 | 5 | 3 | 3 | 2 | 2 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Temperature charts
These charts display the average temperatures in McKinney, Texas. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in McKinney
Yearly Temperature in McKinney
Precipitation charts
These charts show the average amount of precipitation in McKinney, Texas. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in McKinney
Total Yearly Precipitation in McKinney
Average Snowfall per Month in McKinney
Total Yearly Snowfall in McKinney
UV index chart
This chart shows the average UV index per month in McKinney, Texas. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in McKinney
Weather experiences in McKinney
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Average weather in McKinney by month
Click on a month below to see detailed weather info for McKinney. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.