May weather forecast
Armstrong, MO

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Weather in May

The last month of the spring, May, is a moderately hot month in Armstrong, Missouri, with an average temperature fluctuating between 55.9°F (13.3°C) and 73.6°F (23.1°C).

Temperature

As Armstrong, Missouri, transitions into May, the average high-temperature is observed to rise from an enjoyable 64.4°F (18°C) in April to a moderately hot 73.6°F (23.1°C). Throughout May, Armstrong witnesses a nighttime temperature average of 55.9°F (13.3°C).

Humidity

With an average relative humidity of 79%, May is the most humid month in Armstrong.

Rainfall

May is the month with the most rainfall. Rain falls for 13.2 days and accumulates 1.73" (44mm) of precipitation.

Snowfall

In Armstrong, snow does not fall in April through September.

Daylight

The average length of the day in May in Armstrong, Missouri, is 14h and 21min.
On the first day of May in Armstrong, Missouri, sunrise is at 6:11 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:31 pm CDT.

Sunshine

In Armstrong, the average sunshine in May is 9.1h.

UV index

In Armstrong, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A typical high UV index of 5 in May suggests the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What are the temperatures in Armstrong in May?

The high-temperature during May is 73.6°F (23.1°C) and the low-temperature is 55.9°F (13.3°C).

What is the most humid month in Armstrong?

The most humid month is May, with an average relative humidity of 79%.

What is the average humidity in May in Armstrong?

In Armstrong, Missouri, the average relative humidity in May is 79%.

What is the wettest month in Armstrong?

May is the month with the most rainfall in Armstrong, Missouri. Rain falls for 13.2 days and accumulates 1.73" (44mm) of precipitation.

How much does it rain in Armstrong in May?

In Armstrong, Missouri, in May, it is raining for 13.2 days, with typically 1.73" (44mm) of accumulated precipitation.

When it does not snow in Armstrong?

In Armstrong, snow does not fall in April through September.

How many hours of daylight does Armstrong have in May?

In May, the average day length in Armstrong, Missouri, is 14h and 21min.

What time are sunrise and sunset in May in Armstrong?

In May, on the first day of the month, sunrise is at 6:11 am and sunset at 8:04 pm. On the last day of the month, in Armstrong, sunrise is at 5:46 am and sunset at 8:31 pm CDT.

How long on average sun shines in May in Armstrong?

In Armstrong, the average sunshine duration in May is 9.1h.

How high is the UV index in May in Armstrong?

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Armstrong, MO

Average temperature in May - Armstrong, MO
  • Average high temperature in May: 73.6°F

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).

  • Average low temperature in May: 55.9°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).

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Average pressure in May
Armstrong, MO

Average pressure in May - Armstrong, MO
  • Average pressure in May: 29.94"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).

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Average wind speed in May
Armstrong, MO

Average wind speed in May - Armstrong, MO
  • Average wind speed in May: 7.9mph

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).

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Average humidity in May
Armstrong, MO

Average humidity in May - Armstrong, MO
  • Average humidity in May: 79%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Armstrong, MO

Average rainfall in May - Armstrong, MO
  • Average rainfall in May: 1.73"

The wettest month (with the highest rainfall) is May (1.73").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in May
Armstrong, MO

Average rainfall days in May - Armstrong, MO
  • Average rainfall days in May: 13.2 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).

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Average snowfall in May
Armstrong, MO

Average snowfall in May - Armstrong, MO
  • Average snowfall in May: 0"

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").

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Average snowfall days in May
Armstrong, MO

Average snowfall days in May - Armstrong, MO
  • Average snowfall days in May: 0.1 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).

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Average daylight in May /
Average sunshine in May
Armstrong, MO

Average daylight in May / Average sunshine in May - Armstrong, MO
  • Average daylight in May: 14h and 2min

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 May: 9h 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).

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Average sunshine days in May
Armstrong, MO

Average sunshine days in May - Armstrong, MO
  • Average sunshine days in May: 15.2 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).

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Average UV index in May
Armstrong, MO

Average UV index in May - Armstrong, MO
  • Average UV index in May: 5

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).

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Average cloud cover in May
Armstrong, MO

Average cloud cover in May - Armstrong, MO
  • Average cloud cover in May: 38

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).

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Average visibility in May
Armstrong, MO

Average visibility in May - Armstrong, MO
  • Average visibility in May: 6mi

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).

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Armstrong, Missouri, USA

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