May weather forecast and climate
Barclay, AL

The last month of the spring, May, is a warm month in Barclay, Alabama, with average temperature varying between 81.1°F (27.3°C) and 60.3°F (15.7°C).

Temperature

In May, the average high-temperature slightly increases, from a pleasant 73°F (22.8°C) in April, to a moderately hot 81.1°F (27.3°C). In May, in Barclay, the average low-temperature is 60.3°F (15.7°C).

Heat index

The average heat index in May is calculated to 85.8°F (29.9°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. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'felt air temperature', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like clothing, metabolic differences, pregnancy, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In May, the average relative humidity in Barclay is 75%.

Rainfall

In Barclay, it is raining for 14.9 days, with typically 2.68" (68mm) of accumulated precipitation. In Barclay, during the entire year, the rain falls for 176.1 days and collects up to 38.11" (968mm) of precipitation.

Snowfall

March through November are months without snowfall in Barclay.

Daylight

The average length of the day is 13.9h.

Sunshine

In Barclay, the average sunshine is 10.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Barclay. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 6 in May interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in May in Barclay?

In Barclay, Alabama, in May, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 60.3°F (15.7°C). The average heat index (a.k.a. 'feels like', 'real feel'), that factores the actual air temperature with the relative humidity, in May is estimated at 85.8°F (29.9°C).

What is the average humidity in May in Barclay?

The average relative humidity in May in Barclay, Alabama, is 75%.

How many days does it rain in May in Barclay?

In Barclay, in May, during 14.9 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

When it does not snow in Barclay?

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

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

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

How long on average sun shines in May in Barclay?

The average sunshine in May in Barclay, Alabama, is 10.1h.

What are the months with the highest UV index in Barclay?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Barclay.

How high is the UV index in May in Barclay?

In Barclay, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to the UV radiation.
Average temperature in May - Barclay, AL
  • Average high temperature in May: 81.1°F

The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (50.9°F).

  • Average low temperature in May: 60.3°F

The month with the highest average low temperature is August (69.8°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).

Average pressure in May - Barclay, AL
  • Average pressure in May: 30.02"

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

Average wind speed in May - Barclay, AL
  • Average wind speed in May: 5.5mph

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 (4.2mph).

Average humidity in May - Barclay, AL
  • Average humidity in May: 75%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May - Barclay, AL
  • Average rainfall in May: 2.68"

The wettest month (with the highest rainfall) is August (3.78").
The driest month (with the least rainfall) is October (2.13").

Average rainfall days in May - Barclay, AL
  • Average rainfall days in May: 14.9 days

The month with the highest number of rainy days is July (21.5 days).
The month with the least rainy days is November (8.6 days).

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

The month with the highest snowfall is January (0.87").
Months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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

The month with the highest number of snowfall days is January (1.4 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May / Average sunshine in May - Barclay, 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: 10.1h

Months with the most sunshine are June and July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average sunshine days in May - Barclay, AL
  • Average sunshine days in May: 14.2 days

Months with the most sunshine days are October and November (19.5 days).
The month with the least sunshine days is July (7.3 days).

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

Months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).

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

The month with the most cloud cover is February (Cloud cover 48).
Months with the least cloud cover are June, September and October (Cloud cover 31).

Average visibility in May - Barclay, 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).