May weather forecast and climate
Stems, AL

Weather in May

The last month of the spring, May, is also a moderately hot month in Stems, Alabama, with average temperature fluctuating between 81.5°F (27.5°C) and 60.8°F (16°C).

Temperature

In Stems, the average high-temperature slightly increases, from 74.1°F (23.4°C) in April, to a still warm 81.5°F (27.5°C). In Stems, the average low-temperature is 60.8°F (16°C).

Heat index

The average heat index is evaluated at a hot 86.4°F (30.2°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'real feel', 'felt air temperature', or 'apparent temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, metabolic differences, clothing). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In Stems, the average relative humidity in May is 74%.

Rainfall

In Stems, during May, the rain falls for 12.4 days and regularly aggregates up to 1.77" (45mm) of precipitation. Throughout the year, in Stems, there are 148.8 rainfall days, and 23.11" (587mm) of precipitation is accumulated.

Snowfall

March through November are months without snowfall.

Daylight

In Stems, the average length of the day is 13.9h.

Sunshine

The average sunshine in May is 10.2h.

UV index

In Stems, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: In May, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in May in Stems?

In May, in Stems, the average high-temperature is 81.5°F (27.5°C), and the average low-temperature is 60.8°F (16°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), that combines relative humidity and air temperature, in May is evaluated at 86.4°F (30.2°C).

What is the average humidity in May in Stems?

In May, the average relative humidity in Stems is 74%.

How much does it rain in Stems in May?

In May, in Stems, the rain falls for 12.4 days. Throughout May, 1.77" (45mm) of precipitation is accumulated.

When it does not snow in Stems?

In Stems, Alabama, snow does not fall in March through November.

What is the average length of the day in May in Stems?

In May, the average length of the day is 13.9h.

How many hours of sunshine does Stems have in May?

In Stems, Alabama, the average sunshine in May is 10.2h.

What is the UV index reading in May in Stems?

The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in May
Stems, AL

Average temperature in May - Stems, AL
  • Average high temperature in May: 81.5°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in May: 60.8°F

The month with the highest average low temperature is August (71.2°F).
The coldest month (with the lowest average low temperature) is January (36.3°F).

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Average pressure in May
Stems, AL

Average pressure in May - Stems, AL
  • Average pressure in May: 30.01"

The month with the highest atmospheric pressure is January (30.17").
Months with the lowest atmospheric pressure are June and August (29.98").

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Average wind speed in May
Stems, AL

Average wind speed in May - Stems, AL
  • Average wind speed in May: 5.7mph

The windiest months (with the highest average wind speed) are January, February and March (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.4mph).

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Average humidity in May
Stems, AL

Average humidity in May - Stems, AL
  • Average humidity in May: 74%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Stems, AL

Average rainfall in May - Stems, AL
  • Average rainfall in May: 1.77"

The wettest month (with the highest rainfall) is August (2.52").
The driest months (with the least rainfall) are September and October (1.26").

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Average rainfall days in May
Stems, AL

Average rainfall days in May - Stems, AL
  • Average rainfall days in May: 12.4 days

The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (6.7 days).

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Average snowfall in May
Stems, AL

Average snowfall in May - Stems, AL
  • Average snowfall in May: 0"

The month with the highest snowfall is December (0.47").
Months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Stems, AL

Average snowfall days in May - Stems, AL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (1 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Stems, AL

Average daylight in May / Average sunshine in May - Stems, AL
  • Average daylight in May: 13.9h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in May: 10.2h

Months with the most sunshine are June and July (Average sunshine: 10.6h).
Months with the least sunshine are February and December (Average sunshine: 4.9).

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Average sunshine days in May
Stems, AL

Average sunshine days in May - Stems, AL
  • Average sunshine days in May: 16.3 days

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is July (9 days).

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Average UV index in May
Stems, AL

Average UV index in May - Stems, AL
  • Average UV index in May: 6

The month with the highest UV index is June (UV index 7).
Months with the lowest UV index are January, February and December (UV index 3).

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Average cloud cover in May
Stems, AL

Average cloud cover in May - Stems, AL
  • Average cloud cover in May: 32

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 29).

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Average visibility in May
Stems, AL

Average visibility in May - Stems, AL
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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