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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 Armstrong, Missouri, is an icy winter month, with an average temperature varying between 36.1°F (2.3°C) and 22.6°F (-5.2°C). January stands out as Armstrong's coldest month, with an average high-temperature of 36.1°F (2.3°C) and a low-temperature of 22.6°F (-5.2°C). Weather in January »
Weather in February
February, the last month of the winter in Armstrong, is also an icy month, with an average temperature ranging between max 40.6°F (4.8°C) and min 26.2°F (-3.2°C). At the onset of February, Armstrong records an average high-temperature of a still wintry 40.6°F (4.8°C), showing little deviation from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Armstrong, is a fresh month, with temperature in the range of an average high of 53.8°F (12.1°C) and an average low of 37.2°F (2.9°C). As March begins, there is an increase in the average high-temperature, moving from an icy 40.6°F (4.8°C) in February to a fresh 53.8°F (12.1°C). Weather in March »
Weather in April
April in Armstrong, Missouri, is an enjoyable spring month, with temperature in the range of an average high of 64.4°F (18°C) and an average low of 46°F (7.8°C). An increase in the average high-temperature marks April, moving from March's cool 53.8°F (12.1°C) to a comfortable 64.4°F (18°C). Weather in April »
Weather in May
May, the last month of the spring in Armstrong, is a moderately hot month, with an average temperature varying between 73.6°F (23.1°C) and 55.9°F (13.3°C). The beginning of May signals a rise in the average high-temperature, moving from a refreshing 64.4°F (18°C) in April to a warm 73.6°F (23.1°C). Weather in May »
Weather in June
June, the first month of the summer in Armstrong, is also a moderately hot month, with an average temperature ranging between max 84°F (28.9°C) and min 65.1°F (18.4°C). The arrival of June signals an increase in the average high-temperature, moving from a moderately hot 73.6°F (23.1°C) in May to a still warm 84°F (28.9°C). Weather in June »
Weather in July
July is a hot summer month in Armstrong, Missouri, with an average temperature varying between 86.2°F (30.1°C) and 67.8°F (19.9°C). Armstrong notes the warmest temperatures in July, with a high average of 86.2°F (30.1°C) and a low of 67.8°F (19.9°C). The average heat index in July is evaluated at a sweltering 98.6°F (37°C). Weather in July »
Weather in August
August, the last month of the summer in Armstrong, is also a moderately hot month, with an average temperature ranging between min 65.8°F (18.8°C) and max 85.5°F (29.7°C). The arrival of August marks a slight shift to an average high-temperature of a warm 85.5°F (29.7°C) from July's 86.2°F (30.1°C). Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Armstrong, Missouri, with an average temperature ranging between max 79°F (26.1°C) and min 59°F (15°C). During the shift to September, a minor reduction in average high-temperature is observed, shifting from a moderately hot 85.5°F (29.7°C) in August to a still warm 79°F (26.1°C). Weather in September »
Weather in October
October, the same as September, is another enjoyable autumn month in Armstrong, Missouri, with temperature in the range of an average low of 47.7°F (8.7°C) and an average high of 65.1°F (18.4°C). As October commences, the average high-temperature shows a reduction, transitioning from a warm 79°F (26.1°C) in September to an enjoyable 65.1°F (18.4°C). Weather in October »
Weather in November
November, the last month of the autumn in Armstrong, is another cool month, with an average temperature varying between 36.5°F (2.5°C) and 52.3°F (11.3°C). November brings a decrease in the average high-temperature, falling from October's refreshing 65.1°F (18.4°C) to a cool 52.3°F (11.3°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in Armstrong, Missouri, with an average temperature ranging between min 27.7°F (-2.4°C) and max 40.8°F (4.9°C). During the transition into December, Armstrong observes a decrease in the average high-temperature, falling from a cool 52.3°F (11.3°C) in November to a wintry 40.8°F (4.9°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 is the coldest time of year?
January is Armstrong's coldest month, registering average high temperatures of 36.1°F (2.3°C) and lows of 22.6°F (-5.2°C).
What is the driest month?
January is the month with the least rainfall in Armstrong. Rain falls for 4.4 days and accumulates 0.43" (11mm) of precipitation.
How much does it rain?
In Armstrong, during the entire year, the rain falls for 102.5 days and collects up to 10.91" (277mm) of precipitation.
When does it snow?
Months with snowfall are January through March, October through December.
How many days does it snow?
In Armstrong, during the entire year, snow falls for 17.3 days and aggregates up to 2.99" (76mm) of snow.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 4.8h of sunshine.
What are the months with the lowest UV index in Armstrong?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the snowiest month?
February is the month with the most snowfall. Snow falls for 5.4 days and accumulates 0.98" (25mm) 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?
In Armstrong, snow does not fall in April through September.
What is the most humid month?
The most humid month is May, with an average relative humidity of 79%.
What is the rainiest month?
May is the month with the most rainfall. Rain falls for 13.2 days and accumulates 1.73" (44mm) of precipitation.
When are the longest days?
With an average of 14h and 54min of daylight, June has the longest days of the year.
When is the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What is the warmest month?
In Armstrong, temperatures reach their average annual highs in July, measuring 86.2°F (30.1°C) and a minimum average of 67.8°F (19.9°C).
What month has the most sunshine?
The month with the most sunshine is July, with an average of 10.6h of sunshine.
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?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
Average temperature
Armstrong, 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 (36.1°F).
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure
Armstrong, MO
- Average pressure in January:
30.16"Hg - Average pressure in February:
30.13"Hg - Average pressure in March:
30.06"Hg - Average pressure in April:
29.93"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.91"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:
30.11"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 (29.91"Hg).
Average wind speed
Armstrong, MO
- Average wind speed in January:
9.6mph - Average wind speed in February:
9.5mph - Average wind speed in March:
9.6mph - Average wind speed in April:
9.5mph - Average wind speed in May:
7.9mph - Average wind speed in June:
7.3mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
6.2mph - Average wind speed in September:
6.9mph - Average wind speed in October:
8.4mph - Average wind speed in November:
9.1mph - Average wind speed in December:
9.1mph
The windiest months (with the highest average wind speed) are January and March (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity
Armstrong, MO
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall
Armstrong, MO
- Average rainfall in January:
0.43" - Average rainfall in February:
0.47" - Average rainfall in March:
0.75" - Average rainfall in April:
1.26" - Average rainfall in May:
1.73" - Average rainfall in June:
1.26"
- Average rainfall in July:
1.22" - Average rainfall in August:
0.91" - Average rainfall in September:
0.87" - Average rainfall in October:
0.91" - Average rainfall in November:
0.51" - Average rainfall in December:
0.59"
The wettest month (with the highest rainfall) is May (1.73").
The driest month (with the least rainfall) is January (0.43").
Average rainfall days
Armstrong, MO
- Average rainfall days in January:
4.4 days - Average rainfall days in February:
4.3 days - Average rainfall days in March:
9.4 days - Average rainfall days in April:
11.7 days - Average rainfall days in May:
13.2 days - Average rainfall days in June:
11.1 days
- Average rainfall days in July:
11.1 days - Average rainfall days in August:
10 days - Average rainfall days in September:
9.3 days - Average rainfall days in October:
7.7 days - Average rainfall days in November:
6 days - Average rainfall days in December:
4.3 days
The month with the highest number of rainy days is May (13.2 days).
The months with the least rainy days are February and December (4.3 days).
Average snowfall
Armstrong, MO
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days
Armstrong, MO
- Average snowfall days in January:
5.5 days - Average snowfall days in February:
5.4 days - Average snowfall days in March:
2 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0.1 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:
0.8 days - Average snowfall days in December:
3.1 days
The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Armstrong, MO
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 4min - 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:
4h and 5min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 3min - Average sunshine in April:
8h and 3min - Average sunshine in May:
9h and 1min - Average sunshine in June:
10h and 3min
- Average sunshine in July:
10h and 4min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 4min - Average sunshine in October:
6h and 0min - 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 36min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days
Armstrong, MO
- Average sunshine days in January:
22.1 days - Average sunshine days in February:
19 days - Average sunshine days in March:
19.5 days - Average sunshine days in April:
16.4 days - Average sunshine days in May:
15.2 days - Average sunshine days in June:
16.3 days
- Average sunshine days in July:
17 days - Average sunshine days in August:
18.8 days - Average sunshine days in September:
19 days - Average sunshine days in October:
21.5 days - Average sunshine days in November:
22.5 days - Average sunshine days in December:
23.6 days
The month with the most sunshine days is December (23.6 days).
The month with the least sunshine days is May (15.2 days).
Average UV index
Armstrong, 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
Armstrong, MO
The months with the most cloud cover are January and February (Cloud cover 48).
The months with the least cloud cover are June, July and August (Cloud cover 27).
Average visibility
Armstrong, 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).
Armstrong, Missouri, USA
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