Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Thornhill, Kentucky, is a wintry winter month, with an average temperature ranging between max 38.8°F (3.8°C) and min 25.9°F (-3.4°C). January is the coldest month, with an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 25.9°F (-3.4°C). Weather in January »
Weather in February
The last month of the winter, February, is a frosty month in Thornhill, Kentucky, with an average temperature fluctuating between 43.3°F (6.3°C) and 28.8°F (-1.8°C). In Thornhill, the average high-temperature in February is practically the same as in January - a frosty 43.3°F (6.3°C). Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Thornhill, Kentucky, with temperature in the range of an average low of 37.6°F (3.1°C) and an average high of 54°F (12.2°C). In Thornhill, the average high-temperature in March increases from a chilly 43.3°F (6.3°C) in February to a fresh 54°F (12.2°C). Weather in March »
Weather in April
April in Thornhill, Kentucky, is a comfortable spring month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 66°F (18.9°C). In Thornhill, the average high-temperature in April increases from a fresh 54°F (12.2°C) in March to an enjoyable 66°F (18.9°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Thornhill, Kentucky, with temperature in the range of an average low of 56.8°F (13.8°C) and an average high of 75.6°F (24.2°C). In Thornhill, the average high-temperature in May increases from a comfortable 66°F (18.9°C) in April to a moderately hot 75.6°F (24.2°C). Weather in May »
Weather in June
June, the first month of the summer in Thornhill, is still a warm month, with an average temperature ranging between max 83.8°F (28.8°C) and min 64°F (17.8°C). In Thornhill, the average high-temperature in June marginally rises from a warm 75.6°F (24.2°C) in May to a still moderately hot 83.8°F (28.8°C). Weather in June »
Weather in July
July in Thornhill, Kentucky, is a tropical summer month, with an average temperature fluctuating between 86.5°F (30.3°C) and 67.1°F (19.5°C). With an average high-temperature of 86.5°F (30.3°C) and an average low-temperature of 67.1°F (19.5°C), July is the warmest month. The average heat index in July is evaluated at a torrid 98.6°F (37°C). Weather in July »
Weather in August
August, the last month of the summer in Thornhill, is another warm month, with temperature in the range of an average low of 65.5°F (18.6°C) and an average high of 85.6°F (29.8°C). In Thornhill, the average high-temperature in August is essentially the same as in July - a moderately hot 85.6°F (29.8°C). Weather in August »
Weather in September
September, the first month of the autumn in Thornhill, is also a moderately hot month, with an average temperature varying between 79.3°F (26.3°C) and 59.9°F (15.5°C). In September, the average high-temperature marginally drops from a warm 85.6°F (29.8°C) in August to a still moderately hot 79.3°F (26.3°C). Weather in September »
Weather in October
October, like September, in Thornhill, Kentucky, is another enjoyable autumn month, with an average temperature fluctuating between 48.4°F (9.1°C) and 66.7°F (19.3°C). In October, the average high-temperature drops from a moderately hot 79.3°F (26.3°C) in September to a comfortable 66.7°F (19.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Thornhill, is also a fresh month, with an average temperature ranging between max 53.1°F (11.7°C) and min 37.8°F (3.2°C). In November, the average high-temperature decreases from a comfortable 66.7°F (19.3°C) in October to a fresh 53.1°F (11.7°C). Weather in November »
Weather in December
The first month of the winter, December, is also a frosty month in Thornhill, Kentucky, with an average temperature varying between 44.1°F (6.7°C) and 31.8°F (-0.1°C). In December, the average high-temperature marginally drops from a fresh 53.1°F (11.7°C) in November to a frosty 44.1°F (6.7°C). Weather in December »
[Resources]FAQ
What is the coldest month in Thornhill?
January is the coldest month, with an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 25.9°F (-3.4°C).
How much does it rain in Thornhill?
In Thornhill, during the entire year, the rain falls for 168.9 days and collects up to 34.09" (866mm) of precipitation.
When does it snow in Thornhill?
Months with snowfall in Thornhill are January through April, November and December.
How much does it snow in Thornhill?
Throughout the year, there are 28.3 snowfall days, and 7.72" (196mm) of snow is accumulated.
What is the month with the least sunshine in Thornhill?
January has the least sunshine of the year in Thornhill, with an average of 4.3h of sunshine.
What are the months with the lowest UV index in Thornhill?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What are the most humid months in Thornhill?
February and December, with an average relative humidity of 80%, are most humid months in Thornhill, Kentucky.
What is the snowiest month in Thornhill?
February is the month with the most snowfall. Snow falls for 7.6 days and accumulates 2.05" (52mm) of snow.
When is Daylight Saving Time (DST) in Thornhill?
On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.
What is the rainiest month in Thornhill?
April is the month with the most rainfall in Thornhill. Rain falls for 16.3 days and accumulates 3.98" (101mm) of precipitation.
When it does not snow in Thornhill?
In Thornhill, snow does not fall in May through October.
What is the month with the highest UV index in Thornhill?
May through August, with an average maximum UV index of 6, are months with the highest UV index.
When are the longest days in Thornhill?
The month with the longest days in Thornhill is June, with an average of 14h and 47min of daylight.
What is the month with the most sunshine in Thornhill?
The months with the most sunshine in Thornhill are June and July, with an average of 10.3h of sunshine.
What is the warmest month in Thornhill?
With an average high-temperature of 86.5°F (30.3°C) and an average low-temperature of 67.1°F (19.5°C), July is the warmest month.
What is the least humid month in Thornhill?
The least humid month in Thornhill, Kentucky, is August, with an average relative humidity of 73%.
What is the driest month in Thornhill?
September is the month with the least rainfall in Thornhill. Rain falls for 13.6 days and accumulates 1.85" (47mm) of precipitation.
What is the month with the shortest days in Thornhill?
With an average of 9h and 33min of daylight, December has the shortest days of the year in Thornhill.
Average temperature
Thornhill, KY
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.8°F).
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).
Average pressure
Thornhill, KY
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.98"Hg - Average pressure in June:
29.94"Hg
- Average pressure in July:
29.98"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.14"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed
Thornhill, KY
- Average wind speed in January:
8mph - Average wind speed in February:
7.8mph - Average wind speed in March:
7.6mph - Average wind speed in April:
7.8mph - Average wind speed in May:
6.3mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.8mph - Average wind speed in September:
5.3mph - Average wind speed in October:
6.5mph - Average wind speed in November:
6.9mph - Average wind speed in December:
7.3mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity
Thornhill, KY
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is August (73%).
Average rainfall
Thornhill, KY
- Average rainfall in January:
2.28" - Average rainfall in February:
3.23" - Average rainfall in March:
3.15" - Average rainfall in April:
3.98" - Average rainfall in May:
3.39" - Average rainfall in June:
2.76"
The wettest month (with the highest rainfall) is April (3.98").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days
Thornhill, KY
- Average rainfall days in January:
11.8 days - Average rainfall days in February:
10.6 days - Average rainfall days in March:
15.1 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
18.5 days - Average rainfall days in June:
14.8 days
- Average rainfall days in July:
16.9 days - Average rainfall days in August:
14.6 days - Average rainfall days in September:
13.6 days - Average rainfall days in October:
11.7 days - Average rainfall days in November:
12 days - Average rainfall days in December:
13 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (10.6 days).
Average snowfall
Thornhill, KY
The month with the highest snowfall is February (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Thornhill, KY
- Average snowfall days in January:
8.3 days - Average snowfall days in February:
7.6 days - Average snowfall days in March:
3.6 days - Average snowfall days in April:
0.6 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
2.2 days - Average snowfall days in December:
5.9 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Thornhill, KY
- Average daylight in January:
9h and 52min - Average daylight in February:
10h and 48min - Average daylight in March:
11h and 59min - Average daylight in April:
13h and 13min - Average daylight in May:
14h and 16min - Average daylight in June:
14h and 47min
- Average daylight in July:
14h and 31min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 25min - Average daylight in October:
11h and 11min - Average daylight in November:
10h and 7min - Average daylight in December:
9h and 33min
The month with the longest days is June (Average daylight: 14h and 47min).
The month with the shortest days is December (Average daylight: 9h and 33min).
- Average sunshine in January:
4h and 18min - Average sunshine in February:
5h and 30min - Average sunshine in March:
6h and 6min - Average sunshine in April:
7h and 36min - Average sunshine in May:
8h and 54min - Average sunshine in June:
10h and 18min
- Average sunshine in July:
10h and 18min - Average sunshine in August:
9h and 48min - Average sunshine in September:
8h and 24min - Average sunshine in October:
6h and 54min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 24min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days
Thornhill, KY
- Average sunshine days in January:
13.7 days - Average sunshine days in February:
10.8 days - Average sunshine days in March:
11.9 days - Average sunshine days in April:
12.2 days - Average sunshine days in May:
10.2 days - Average sunshine days in June:
12.9 days
- Average sunshine days in July:
11.9 days - Average sunshine days in August:
14.1 days - Average sunshine days in September:
14.6 days - Average sunshine days in October:
17.9 days - Average sunshine days in November:
17.1 days - Average sunshine days in December:
13.9 days
The month with the most sunshine days is October (17.9 days).
The month with the least sunshine days is May (10.2 days).
Average UV index
Thornhill, KY
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
Thornhill, KY
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility
Thornhill, KY
The months with the highest visibility are March, April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, May and December (5mi).
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