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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 Byrnes Mill, Missouri, is another cold winter month, with temperature in the range of an average high of 38.1°F (3.4°C) and an average low of 24.6°F (-4.1°C). January, with average temperatures reaching a high of 38.1°F (3.4°C) and a low of 24.6°F (-4.1°C), is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Byrnes Mill, Missouri, with an average temperature ranging between min 28°F (-2.2°C) and max 42.8°F (6°C). January's transformation into February witnesses an average high-temperature of a chilly 42.8°F (6°C), noting a minor change from the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is a cool month in Byrnes Mill, Missouri, with an average temperature varying between 38.3°F (3.5°C) and 54.5°F (12.5°C). As March arrives, a rise in the average high-temperature is observed, moving from a chilly 42.8°F (6°C) in February to a fresh 54.5°F (12.5°C). Weather in March »
Weather in April
April in Byrnes Mill, Missouri, is a refreshing spring month, with an average temperature varying between 65.8°F (18.8°C) and 48°F (8.9°C). The shift from March to April is marked by an increase in the average high-temperature, moving from a cool 54.5°F (12.5°C) to an enjoyable 65.8°F (18.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a moderately hot month in Byrnes Mill, Missouri, with temperature in the range of an average high of 75.6°F (24.2°C) and an average low of 57.6°F (14.2°C). As Byrnes Mill transitions into May, a rise in the average high-temperature is observed, moving from a comfortable 65.8°F (18.8°C) in April to a warm 75.6°F (24.2°C). Weather in May »
Weather in June
June, the first month of the summer in Byrnes Mill, is also a moderately hot month, with temperature in the range of an average high of 84.7°F (29.3°C) and an average low of 66.4°F (19.1°C). The beginning of June marks a shift in the average high-temperature, moving from May's 75.6°F (24.2°C) to a still moderately hot 84.7°F (29.3°C). Weather in June »
Weather in July
July is a hot summer month in Byrnes Mill, Missouri, with an average temperature varying between 87.4°F (30.8°C) and 69.3°F (20.7°C). With average high temperatures of 87.4°F (30.8°C) and lows of 69.3°F (20.7°C), July is the warmest month. For most parts of July, the heat index is evaluated at a torrid 102.2°F (39°C). Weather in July »
Weather in August
The last month of the summer, August, is another hot month in Byrnes Mill, Missouri, with an average temperature varying between 86.5°F (30.3°C) and 67.5°F (19.7°C). Byrnes Mill transitions into August recording an average high-temperature of a still tropical 86.5°F (30.3°C), closely aligning with the preceding month's temperature. Weather in August »
Weather in September
September, the first month of the autumn in Byrnes Mill, is also a moderately hot month, with temperature in the range of an average high of 80.1°F (26.7°C) and an average low of 60.1°F (15.6°C). During the shift to September, Byrnes Mill records a mild decrease in average high-temperature, moving from a tropical 86.5°F (30.3°C) in August to a warm 80.1°F (26.7°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Byrnes Mill, Missouri, with temperature in the range of an average high of 66.6°F (19.2°C) and an average low of 49.1°F (9.5°C). Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a warm 80.1°F (26.7°C) to a refreshing 66.6°F (19.2°C). Weather in October »
Weather in November
November, the last month of the autumn in Byrnes Mill, is another cool month, with an average temperature ranging between max 53.4°F (11.9°C) and min 38.1°F (3.4°C). November's onset brings a reduction in the average high-temperature, from an enjoyable 66.6°F (19.2°C) in October to a cool 53.4°F (11.9°C). Weather in November »
Weather in December
December, the first month of the winter in Byrnes Mill, is also a frosty month, with an average temperature varying between 30.6°F (-0.8°C) and 43°F (6.1°C). With December's onset, the weather shows a temperature decrease, transitioning from a cool 53.4°F (11.9°C) in November to a frosty 43°F (6.1°C). Weather in December »
Updated: Jul 17, 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 month is the coldest?
Byrnes Mill's coldest month, January, registers temperatures that range from a high of 38.1°F (3.4°C) to a low of 24.6°F (-4.1°C).
How much does it rain?
Throughout the year, there are 141.7 rainfall days, and 32.01" (813mm) of precipitation is accumulated.
When does it snow in Byrnes Mill?
January through March, September, November and December are months with snowfall.
When does it snow the most?
The month with the most snowfall in Byrnes Mill is January, when snow falls for 6.7 days and typically aggregates up to 2.52" (64mm) of snow.
How many days does it snow?
Throughout the year, there are 18.9 snowfall days, and 7.2" (183mm) of snow is accumulated.
What is the month with the least sunshine?
January has the least sunshine of the year in Byrnes Mill, with an average of 4.5h of sunshine.
When is the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the driest month in Byrnes Mill?
The month with the least rainfall is February, when the rain falls for 7.5 days and typically collects 1.54" (39mm) of precipitation.
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 through August and October are months without snowfall.
What is the most humid month?
With an average relative humidity of 78%, May is the most humid month.
What is the wettest month?
The month with the most rainfall is May, when the rain falls for 16.9 days and typically aggregates up to 4.09" (104mm) of precipitation.
When are the longest days?
With an average of 14h and 48min of daylight, June has the longest days of the year in Byrnes Mill.
What are the months with the most sunshine in Byrnes Mill?
The months with the most sunshine are June and July, with an average of 10.4h of sunshine.
What month is the hottest?
July is the warmest month, with an average high-temperature of 87.4°F (30.8°C) and an average low-temperature of 69.3°F (20.7°C).
When is the highest UV index?
July is the month with the highest UV index, with an average maximum UV index of 7.
What is the least humid month?
With an average relative humidity of 71%, October is the least humid month.
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
Byrnes Mill, MO
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (38.1°F).
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure
Byrnes Mill, MO
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.07"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.95"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.97"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.02"Hg - Average pressure in October:
30.03"Hg - Average pressure in November:
30.12"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
Byrnes Mill, MO
- Average wind speed in January:
8.9mph - Average wind speed in February:
8.8mph - Average wind speed in March:
8.6mph - Average wind speed in April:
8.5mph - Average wind speed in May:
7mph - Average wind speed in June:
6.2mph
- Average wind speed in July:
5.4mph - Average wind speed in August:
5.3mph - Average wind speed in September:
5.7mph - Average wind speed in October:
7.3mph - Average wind speed in November:
8mph - Average wind speed in December:
8.2mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity
Byrnes Mill, MO
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Byrnes Mill, MO
- Average rainfall in January:
2.05" - Average rainfall in February:
1.54" - Average rainfall in March:
2.48" - Average rainfall in April:
3.58" - Average rainfall in May:
4.09" - Average rainfall in June:
3.27"
- Average rainfall in July:
2.83" - Average rainfall in August:
3.35" - Average rainfall in September:
2.17" - Average rainfall in October:
2.76" - Average rainfall in November:
1.89" - Average rainfall in December:
2.01"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is February (1.54").
Average rainfall days
Byrnes Mill, MO
- Average rainfall days in January:
6.3 days - Average rainfall days in February:
7.5 days - Average rainfall days in March:
13 days - Average rainfall days in April:
14.4 days - Average rainfall days in May:
16.9 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
15.4 days - Average rainfall days in August:
13.9 days - Average rainfall days in September:
11.9 days - Average rainfall days in October:
10.4 days - Average rainfall days in November:
9.5 days - Average rainfall days in December:
7.2 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.3 days).
Average snowfall
Byrnes Mill, MO
The month with the highest snowfall is January (2.52").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days
Byrnes Mill, MO
- Average snowfall days in January:
6.7 days - Average snowfall days in February:
5.1 days - Average snowfall days in March:
1.8 days - Average snowfall days in April:
0 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:
0.1 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
1.5 days - Average snowfall days in December:
3.6 days
The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are April, May, June, July and August (0 days).
Average daylight / Average sunshine
Byrnes Mill, 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 1min - Average daylight in May:
14h and 2min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 3min - 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 1min - Average daylight in December:
9h and 3min
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 3min - Average sunshine in February:
4h and 4min - Average sunshine in March:
6h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
9h and 2min - 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 0min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days
Byrnes Mill, MO
- Average sunshine days in January:
19.1 days - Average sunshine days in February:
15.4 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
14.8 days - Average sunshine days in May:
12.6 days - Average sunshine days in June:
12.7 days
- Average sunshine days in July:
12.6 days - Average sunshine days in August:
15.1 days - Average sunshine days in September:
16.3 days - Average sunshine days in October:
19.2 days - Average sunshine days in November:
18.5 days - Average sunshine days in December:
20.1 days
The month with the most sunshine days is December (20.1 days).
The months with the least sunshine days are May and July (12.6 days).
Average UV index
Byrnes Mill, MO
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Byrnes Mill, MO
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility
Byrnes Mill, 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).
Byrnes Mill, Missouri, USA
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