May weather forecast
Dayton, AL

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Weather in May

The last month of the spring, May, is also a moderately hot month in Dayton, Alabama, with an average temperature ranging between min 62.4°F (16.9°C) and max 84.6°F (29.2°C).

Temperature

In Dayton, the average high-temperature in May slightly increases from 77.2°F (25.1°C) in April to a still warm 84.6°F (29.2°C). May nights see a notable contrast from daytime highs, with the nighttime temperature averaging at a comfortable 62.4°F (16.9°C).

Heat index

The heat index for May is evaluated at a tropical 93.2°F (34°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', determines the feeling of heat when you account for the relative humidity. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

The average relative humidity in May is 73%.

Rainfall

In Dayton, in May, it is raining for 13.4 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, in Dayton, there are 164.6 rainfall days, and 35" (889mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Dayton, the average length of the day in May is 13h and 50min.
On the first day of the month, sunrise is at 6:03 am and sunset at 7:31 pm. On the last day of May, sunrise is at 5:44 am and sunset at 7:52 pm CDT.

Sunshine

The average sunshine in May in Dayton is 10.1h.

UV index

In May, the average daily maximum UV index in Dayton is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 6 during May translates into these guidelines:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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Frequently asked questions

How hot is it in Dayton in May?

Dayton in May has an average high-temperature of 84.6°F (29.2°C) and an average low-temperature of 62.4°F (16.9°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in May is evaluated at 93.2°F (34°C).

What is the average humidity in May in Dayton?

In May, the average relative humidity in Dayton is 73%.

How many days does it rain in May in Dayton?

In Dayton, in May, during 13.4 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

When it does not snow in Dayton?

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

How many hours of daylight does Dayton have in May?

In Dayton, the average day length in May is 13h and 50min.

When are sunrise and sunset in May in Dayton?

On the first day of May in Dayton, sunrise is at 6:03 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 7:52 pm CDT.

How many hours of sunshine does Dayton have in May?

In Dayton, the average sunshine duration in May is 10.1h.

What is the UV index reading in May in Dayton?

The average daily maximum UV index in May in Dayton is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
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
Dayton, AL

Average temperature in May - Dayton, AL
  • Average high temperature in May: 84.6°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (55°F).

  • Average low temperature in May: 62.4°F

The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

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Average pressure in May
Dayton, AL

Average pressure in May - Dayton, AL
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in May
Dayton, AL

Average wind speed in May - Dayton, AL
  • Average wind speed in May: 5.6mph

The windiest months (with the highest average wind speed) are January, February, March and April (7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in May
Dayton, AL

Average humidity in May - Dayton, AL
  • Average humidity in May: 73%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in May
Dayton, AL

Average rainfall in May - Dayton, AL
  • Average rainfall in May: 2.6"

The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (2.01").

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Average rainfall days in May
Dayton, AL

Average rainfall days in May - Dayton, AL
  • Average rainfall days in May: 13.4 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (8.3 days).

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Average snowfall in May
Dayton, AL

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

The months with the highest snowfall are January and December (0.35").
The 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
Dayton, AL

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

The month with the highest number of snowfall days is January (0.8 days).
The 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
Dayton, AL

Average daylight in May / Average sunshine in May - Dayton, AL
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in May: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in May
Dayton, AL

Average sunshine days in May - Dayton, AL
  • Average sunshine days in May: 15.7 days

The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is July (8.3 days).

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Average UV index in May
Dayton, AL

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

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in May
Dayton, AL

Average cloud cover in May - Dayton, AL
  • Average cloud cover in May: 34

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are September and October (Cloud cover 29).

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Average visibility in May
Dayton, AL

Average visibility in May - Dayton, AL
  • 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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Dayton, Alabama, USA

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