May weather forecast
Parnell, AL

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Weather in May

The last month of the spring, May, is another warm month in Parnell, Alabama, with an average temperature fluctuating between 84°F (28.9°C) and 62.2°F (16.8°C).

Temperature

With the transition into May, Parnell experiences a subtle uplift in average high-temperatures, adjusting from 76.6°F (24.8°C) in April to a still warm 84°F (28.9°C). Significant variation from daytime temperatures marks May, with the month recording a nightly average of 62.2°F (16.8°C).

Heat index

The heat index in May is evaluated at a tropical 91.4°F (33°C). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are quite important for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

In May, the average relative humidity is 72%.

Rainfall

In Parnell, during May, the rain falls for 14.1 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, in Parnell, there are 165 rainfall days, and 37.17" (944mm) of precipitation is accumulated.

Snowfall

In Parnell, snow does not fall in April through November.

Daylight

In Parnell, the average length of the day in May is 13h and 51min.
On the first day of the month, sunrise is at 5:59 am and sunset at 7:29 pm. On the last day of May, sunrise is at 5:40 am and sunset at 7:50 pm CDT.

Sunshine

In May, the average sunshine is 10.2h.

UV index

In Parnell, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 6 during May translates into the following directions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is May?

In Parnell, in May, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 62.2°F (16.8°C). In May, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 91.4°F (33°C).

What is the average humidity in May?

In Parnell, Alabama, the average relative humidity in May is 72%.

How much does it rain in May?

In Parnell, in May, during 14.1 rainfall days, 3.15" (80mm) of precipitation is typically accumulated.

When it does not snow in Parnell?

April through November are months without snowfall.

What is the average length of the day in May?

The average day length in May is 13h and 51min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:59 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 7:50 pm CDT.

How long on average sun shines in May?

In Parnell, the average sunshine duration in May is 10.2h.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Parnell, AL

Average temperature in May - Parnell, AL
  • Average high temperature in May: 84°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (54.3°F).

  • Average low temperature in May: 62.2°F

The months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

Average pressure in May
Parnell, AL

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

Average wind speed in May
Parnell, AL

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

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in May
Parnell, AL

Average humidity in May - Parnell, AL
  • Average humidity in May: 72%

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

Average rainfall in May
Parnell, AL

Average rainfall in May - Parnell, AL
  • Average rainfall in May: 3.15"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in May
Parnell, AL

Average rainfall days in May - Parnell, AL
  • Average rainfall days in May: 14.1 days

The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is November (7.8 days).

Average snowfall in May
Parnell, AL

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

The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in May
Parnell, AL

Average snowfall days in May - Parnell, 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).

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

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 10h and 1min

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

Average sunshine days in May
Parnell, AL

Average sunshine days in May - Parnell, AL
  • Average sunshine days in May: 15.1 days

The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (8 days).

Average UV index in May
Parnell, AL

Average UV index in May - Parnell, 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).

Average cloud cover in May
Parnell, AL

Average cloud cover in May - Parnell, AL
  • Average cloud cover in May: 33

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 30).

Average visibility in May
Parnell, AL

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

The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).

Parnell, Alabama, USA

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