Climate and monthly weather forecastNapoleon, KY
Climate and monthly weather forecast
Weather in January
January, like December, in Napoleon, Kentucky, is an icy winter month, with temperature in the range of an average high of 37.4°F (3°C) and an average low of 24.3°F (-4.3°C). January, known for its average high temperature of 37.4°F (3°C) and an average low temperature of 24.3°F (-4.3°C), is the coldest month. Weather in January »Weather in February
February, the last month of the winter in Napoleon, is also an icy month, with an average temperature fluctuating between 27.3°F (-2.6°C) and 41.7°F (5.4°C). February's weather displays an average high-temperature of a still wintry 41.7°F (5.4°C), slightly varied from January's 37.4°F (3°C). Weather in February »Weather in March
March, the first month of the spring in Napoleon, is a fresh month, with an average temperature fluctuating between 52.3°F (11.3°C) and 35.8°F (2.1°C). March brings an increase in the average high-temperature, progressing from a cold 41.7°F (5.4°C) in February to a cool 52.3°F (11.3°C). Weather in March »Weather in April
April is a comfortable spring month in Napoleon, Kentucky, with an average temperature varying between 64.8°F (18.2°C) and 45.5°F (7.5°C). April indicates a change in the average high-temperature, moving up from a cool 52.3°F (11.3°C) in March to an enjoyable 64.8°F (18.2°C). Weather in April »Weather in May
May, the last month of the spring in Napoleon, is a moderately hot month, with an average temperature varying between 74.3°F (23.5°C) and 55.4°F (13°C). May marks a rise in the average high-temperature, moving from April's comfortable 64.8°F (18.2°C) to a moderately hot 74.3°F (23.5°C). Weather in May »Weather in June
The first month of the summer, June, is still a warm month in Napoleon, Kentucky, with an average temperature ranging between max 82°F (27.8°C) and min 62.4°F (16.9°C). June's onset witnesses a minor shift in the average high-temperature, moving from 74.3°F (23.5°C) in May to a still warm 82°F (27.8°C). Weather in June »Weather in July
July, like June, in Napoleon, Kentucky, is another warm summer month, with temperature in the range of an average low of 65.8°F (18.8°C) and an average high of 85.3°F (29.6°C). July, known for its average high temperature of 85.3°F (29.6°C) and an average low temperature of 65.8°F (18.8°C), is the warmest month. For most parts of July, the heat index is evaluated at a sweltering 96.8°F (36°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Napoleon, Kentucky, with an average temperature fluctuating between 64°F (17.8°C) and 84.2°F (29°C). As Napoleon welcomes August, the average high-temperature records at a still moderately hot 84.2°F (29°C), marking an insignificant deviation from the prior month. Weather in August »Weather in September
The first month of the autumn, September, is still a warm month in Napoleon, Kentucky, with temperature in the range of an average high of 77.9°F (25.5°C) and an average low of 58.5°F (14.7°C). September's onset brings a negligible change in high-temperatures, falling from a moderately hot 84.2°F (29°C) in August to a still warm 77.9°F (25.5°C). Weather in September »Weather in October
October, the same as September, is another enjoyable autumn month in Napoleon, Kentucky, with temperature in the range of an average low of 47.3°F (8.5°C) and an average high of 65.7°F (18.7°C). The arrival of October corresponds with a temperature reduction, down from September's warm 77.9°F (25.5°C) to a refreshing 65.7°F (18.7°C). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Napoleon, Kentucky, with an average temperature varying between 51.8°F (11°C) and 36.5°F (2.5°C). Napoleon's progression into November involves a drop in the average high-temperature, receding from a refreshing 65.7°F (18.7°C) in October to a cool 51.8°F (11°C). Weather in November »Weather in December
December, the first month of the winter in Napoleon, is still a cold month, with an average temperature ranging between max 42.4°F (5.8°C) and min 31.1°F (-0.5°C). December ushers in a slight temperature change, with average high-temperatures reducing from November's cool 51.8°F (11°C) to a cold 42.4°F (5.8°C). Weather in December »Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Napoleon notes the coldest temperatures in January, with a average high of 37.4°F (3°C) and a low of 24.3°F (-4.3°C).
Throughout the year, in Napoleon, there are 121.2 rainfall days, and 10.87" (276mm) of precipitation is accumulated.
January through April, November and December are months with snowfall in Napoleon, Kentucky.
Throughout the year, in Napoleon, Kentucky, there are 21.9 snowfall days, and 1.97" (50mm) of snow is accumulated.
The month with the least sunshine is January, with an average of 4.1h of sunshine.
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
The months with the highest humidity are February and December, with an average relative humidity of 81%.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
The month with the most rainfall in Napoleon, Kentucky, is May, when the rain falls for 13.8 days and typically aggregates up to 1.18" (30mm) of precipitation.
In Napoleon, snow does not fall in May through October.
June has the longest days of the year in Napoleon, Kentucky, with an average of 14h and 48min of daylight.
June through August, with an average maximum UV index of 6, are months with the highest UV index in Napoleon.
Napoleon's temperature records reveal July as the warmest month, marked by average highs of 85.3°F (29.6°C) and lows of 65.8°F (18.8°C).
July has the most sunshine of the year, with an average of 10.3h of sunshine.
August through October, with an average relative humidity of 75%, are the least humid months.
The month with the least rainfall in Napoleon, Kentucky, is September, when the rain falls for 9.5 days and typically collects 0.55" (14mm) of precipitation.
The month with the most snowfall is December, when snow falls for 4.8 days and typically aggregates up to 0.47" (12mm) of snow.
With an average of 9h and 30min of daylight, December has the shortest days of the year in Napoleon, Kentucky.
Average temperature
Napoleon, KY
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37.4°F).
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure
Napoleon, 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:
29.99"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
Napoleon, KY
- Average wind speed in January:
8.5mph - Average wind speed in February:
8.3mph - Average wind speed in March:
8mph - Average wind speed in April:
8.1mph - Average wind speed in May:
6.5mph - Average wind speed in June:
5.8mph
- Average wind speed in July:
5mph - Average wind speed in August:
4.9mph - Average wind speed in September:
5.5mph - Average wind speed in October:
6.8mph - Average wind speed in November:
7.3mph - Average wind speed in December:
7.8mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity
Napoleon, KY
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are August, September and October (75%).
Average rainfall
Napoleon, KY
- Average rainfall in January:
0.83" - Average rainfall in February:
0.87" - Average rainfall in March:
0.87" - Average rainfall in April:
1.02" - Average rainfall in May:
1.18" - Average rainfall in June:
1.06"
- Average rainfall in July:
1.1" - Average rainfall in August:
0.98" - Average rainfall in September:
0.55" - Average rainfall in October:
0.79" - Average rainfall in November:
0.83" - Average rainfall in December:
0.79"
The wettest month (with the highest rainfall) is May (1.18").
The driest month (with the least rainfall) is September (0.55").
Average rainfall days
Napoleon, KY
- Average rainfall days in January:
7.1 days - Average rainfall days in February:
7.1 days - Average rainfall days in March:
11.3 days - Average rainfall days in April:
12.1 days - Average rainfall days in May:
13.8 days - Average rainfall days in June:
11.5 days
- Average rainfall days in July:
13.1 days - Average rainfall days in August:
12.1 days - Average rainfall days in September:
9.5 days - Average rainfall days in October:
7.9 days - Average rainfall days in November:
6.8 days - Average rainfall days in December:
8.9 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is November (6.8 days).
Average snowfall
Napoleon, KY
The month with the highest snowfall is December (0.47").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days
Napoleon, KY
- Average snowfall days in January:
5.9 days - Average snowfall days in February:
5.6 days - Average snowfall days in March:
2.6 days - Average snowfall days in April:
0.5 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 days - Average snowfall days in November:
2.5 days - Average snowfall days in December:
4.8 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Napoleon, KY
- Average daylight in January:
9h and 48min - Average daylight in February:
10h and 48min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 12min - Average daylight in May:
14h and 18min - Average daylight in June:
14h and 48min
- Average daylight in July:
14h and 36min - Average daylight in August:
13h and 36min - Average daylight in September:
12h and 24min - Average daylight in October:
11h and 12min - Average daylight in November:
10h and 6min - Average daylight in December:
9h and 30min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
4h and 6min - Average sunshine in February:
5h and 24min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 36min - Average sunshine in May:
8h and 54min - Average sunshine in June:
10h and 6min
- Average sunshine in July:
10h and 18min - Average sunshine in August:
10h and 6min - Average sunshine in September:
8h and 18min - Average sunshine in October:
6h and 42min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days
Napoleon, KY
- Average sunshine days in January:
19.5 days - Average sunshine days in February:
17 days - Average sunshine days in March:
17.3 days - Average sunshine days in April:
15.2 days - Average sunshine days in May:
13.6 days - Average sunshine days in June:
13.7 days
- Average sunshine days in July:
13.7 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
17.3 days - Average sunshine days in October:
21 days - Average sunshine days in November:
21 days - Average sunshine days in December:
18.6 days
The months with the most sunshine days are October and November (21 days).
The month with the least sunshine days is May (13.6 days).
Average UV index
Napoleon, KY
The months with the highest UV index are 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
Napoleon, KY
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility
Napoleon, KY
The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are May and July (5mi).
