Expand
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 Napoleon, Missouri, is another cold winter month, with temperature in the range of an average high of 36.5°F (2.5°C) and an average low of 22.3°F (-5.4°C). Napoleon's coldest month, January, generally records average temperatures ranging from a high of 36.5°F (2.5°C) to a low of 22.3°F (-5.4°C). Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Napoleon, Missouri, with temperature in the range of an average high of 41°F (5°C) and an average low of 26.2°F (-3.2°C). February's advent presents an average high-temperature of a still cold 41°F (5°C), indicating a slight variation from the conditions of the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Napoleon, Missouri, with temperature in the range of an average low of 37.2°F (2.9°C) and an average high of 53.6°F (12°C). As March begins, there is an increase in the average high-temperature, moving from a cold 41°F (5°C) in February to a cool 53.6°F (12°C). Weather in March »
Weather in April
April in Napoleon, Missouri, is an enjoyable spring month, with an average temperature fluctuating between 63.9°F (17.7°C) and 45.9°F (7.7°C). Napoleon's transition into April is marked by a temperature shift, moving from a fresh 53.6°F (12°C) in March to a comfortable 63.9°F (17.7°C). Weather in April »
Weather in May
The last month of the spring, May, is a pleasant month in Napoleon, Missouri, with an average temperature varying between 55.9°F (13.3°C) and 72.7°F (22.6°C). In May, the meteorological conditions subtly change with the average high-temperature edging from an enjoyable 63.9°F (17.7°C) in April to an agreeable 72.7°F (22.6°C). Weather in May »
Weather in June
June, the first month of the summer in Napoleon, is a warm month, with an average temperature fluctuating between 65.8°F (18.8°C) and 83.1°F (28.4°C). The shift from May to June sees an increase in the average high-temperature, transitioning from a pleasant 72.7°F (22.6°C) to a moderately hot 83.1°F (28.4°C). Weather in June »
Weather in July
July is a hot summer month in Napoleon, Missouri, with temperature in the range of an average high of 86.2°F (30.1°C) and an average low of 68°F (20°C). Napoleon's July weather reaches an average high of 86.2°F (30.1°C) and an average low of 68°F (20°C), making it the warmest month. The heat index in July is appraised at a very hot 98.6°F (37°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in Napoleon, Missouri, with an average temperature fluctuating between 84.4°F (29.1°C) and 65.8°F (18.8°C). As Napoleon welcomes August, the average high-temperature records at a warm 84.4°F (29.1°C), marking an insignificant deviation from the prior month. Weather in August »
Weather in September
September, the first month of the autumn in Napoleon, is still a warm month, with an average temperature ranging between max 78.3°F (25.7°C) and min 58.8°F (14.9°C). The average high-temperature shows a slight dip in September, from August's 84.4°F (29.1°C) to a still warm 78.3°F (25.7°C). Weather in September »
Weather in October
October, like September, in Napoleon, Missouri, is another comfortable autumn month, with an average temperature ranging between max 64.9°F (18.3°C) and min 47.7°F (8.7°C). The commencement of October involves a temperature shift, with the average high-temperature dropping from a warm 78.3°F (25.7°C) in September to an enjoyable 64.9°F (18.3°C). Weather in October »
Weather in November
November, the last month of the autumn in Napoleon, is also a fresh month, with temperature in the range of an average low of 36.5°F (2.5°C) and an average high of 52.3°F (11.3°C). November's arrival corresponds with a decrease in average high-temperatures, from October's refreshing 64.9°F (18.3°C) to a cool 52.3°F (11.3°C). Weather in November »
Weather in December
December, the first month of the winter in Napoleon, is also an icy month, with temperature in the range of an average high of 40.3°F (4.6°C) and an average low of 27.1°F (-2.7°C). The move into December indicates a reduction in the average high-temperature, down from November's cool 52.3°F (11.3°C) to a wintry 40.3°F (4.6°C). Weather in December »
Updated: Jun 19, 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
What part of the year is the coldest?
In Napoleon, January is known for its average lowest temperatures, reaching a high of 36.5°F (2.5°C) and a low of 22.3°F (-5.4°C).
What is the driest month in Napoleon?
January is the month with the least rainfall. Rain falls for 5.4 days and accumulates 0.94" (24mm) of precipitation.
How much does it rain?
Throughout the year, in Napoleon, there are 136.3 rainfall days, and 27.28" (693mm) of precipitation is accumulated.
When does it snow?
Months with snowfall are January through March, May, October through December.
How many days does it snow?
In Napoleon, during the entire year, snow falls for 16.7 days and aggregates up to 8.86" (225mm) of snow.
What is the month with the least sunshine?
With an average of 5h of sunshine, January has the least sunshine of the year.
What are the months with the lowest UV index?
The months with the lowest UV index in Napoleon are January, February, November and December, with an average maximum UV index of 2.
When does it snow the most?
February is the month with the most snowfall. Snow falls for 4.9 days and accumulates 3.35" (85mm) of snow.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
When it does not snow?
April, June through September are months without snowfall.
What are the most humid months?
May and June, with an average relative humidity of 79%, are most humid months.
What is the wettest month?
May is the month with the most rainfall. Rain falls for 17 days and accumulates 3.62" (92mm) of precipitation.
When are the longest days?
The month with the longest days in Napoleon is June, with an average of 14h and 54min of daylight.
What are the months with the highest UV index?
June through August, with an average maximum UV index of 6, are months with the highest UV index.
What time of the year is the hottest?
July is the warmest month, with an average high-temperature of 86.2°F (30.1°C) and an average low-temperature of 68°F (20°C).
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.4h of sunshine.
What are the least humid months?
The months with the lowest humidity are October and November, with an average relative humidity of 71%.
What is the month with the shortest days?
With an average of 9h and 30min of daylight, December has the shortest days of the year.
Average temperature
Napoleon, MO
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (36.5°F).
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure
Napoleon, MO
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.13"Hg - Average pressure in March:
30.05"Hg - Average pressure in April:
29.92"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.89"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.01"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.1"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed
Napoleon, MO
- Average wind speed in January:
9.6mph - Average wind speed in February:
9.8mph - Average wind speed in March:
9.9mph - Average wind speed in April:
9.8mph - Average wind speed in May:
8mph - Average wind speed in June:
7.6mph
- Average wind speed in July:
6.3mph - Average wind speed in August:
6.2mph - Average wind speed in September:
7.1mph - Average wind speed in October:
8.5mph - Average wind speed in November:
9.3mph - Average wind speed in December:
9.1mph
The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity
Napoleon, MO
The months with the highest relative humidity are May and June (79%).
The months with the lowest relative humidity are October and November (71%).
Average rainfall
Napoleon, MO
- Average rainfall in January:
0.94" - Average rainfall in February:
1.14" - Average rainfall in March:
2.2" - Average rainfall in April:
2.68" - Average rainfall in May:
3.62" - Average rainfall in June:
3.11"
- Average rainfall in July:
3.23" - Average rainfall in August:
2.87" - Average rainfall in September:
2.48" - Average rainfall in October:
2.24" - Average rainfall in November:
1.22" - Average rainfall in December:
1.54"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days
Napoleon, MO
- Average rainfall days in January:
5.4 days - Average rainfall days in February:
5.9 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
15.2 days - Average rainfall days in May:
17 days - Average rainfall days in June:
15.2 days
- Average rainfall days in July:
14.8 days - Average rainfall days in August:
13.8 days - Average rainfall days in September:
12 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
8.1 days - Average rainfall days in December:
5.6 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (5.4 days).
Average snowfall
Napoleon, MO
The month with the highest snowfall is February (3.35").
The months with the least snowfall are April, June, July, August and September (0").
Average snowfall days
Napoleon, MO
- Average snowfall days in January:
4.1 days - Average snowfall days in February:
4.9 days - Average snowfall days in March:
2.4 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0.2 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:
0.4 days - Average snowfall days in November:
0.9 days - Average snowfall days in December:
3.5 days
The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Napoleon, MO
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 4min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 0min - Average daylight in December:
9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January:
5h and 0min - Average sunshine in February:
5h and 2min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 1min - Average sunshine in September:
9h and 2min - Average sunshine in October:
6h and 1min - Average sunshine in November:
5h and 4min - Average sunshine in December:
5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days
Napoleon, MO
- Average sunshine days in January:
21.8 days - Average sunshine days in February:
17.7 days - Average sunshine days in March:
15.2 days - Average sunshine days in April:
13.7 days - Average sunshine days in May:
11.6 days - Average sunshine days in June:
11.6 days
- Average sunshine days in July:
13.3 days - Average sunshine days in August:
14 days - Average sunshine days in September:
16.1 days - Average sunshine days in October:
19.1 days - Average sunshine days in November:
19.8 days - Average sunshine days in December:
22 days
The month with the most sunshine days is December (22 days).
The months with the least sunshine days are May and June (11.6 days).
Average UV index
Napoleon, MO
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, MO
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility
Napoleon, MO
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Napoleon, Missouri, USA
Weather forecast for your location
1. Click Locate me button
2. Allow the app to use your location
2. Allow the app to use your location