May weather forecast
Trussville, AL

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Weather in May

Trussville steps into May with increasing temperatures, merging spring charm with the onset of summer. May showcases clearer skies with 10 hours of sunshine daily, setting the stage for vivacious outdoor activities. The last traces of spring visibly fade, giving full passage to a sunnier and warmer climate. The backdrop of 1.54" (39mm) of rainfall highlights the transition from floral spring days to balmy summer afternoons. May, with its composite of warm temperature and long sunny days brings the city’s summer scene to life.

Temperature

With the transition into May, Trussville experiences a subtle uplift in average high-temperatures, adjusting from an agreeable 72.9°F (22.7°C) in April to a moderately hot 80.6°F (27°C). May nights in Trussville observe an average temperature dip to a mild 60.4°F (15.8°C).

Heat index

The heat index value for May is calculated to be 84.2°F (29°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

In May, the average relative humidity is 74%.

Rainfall

In Trussville, during May, the rain falls for 13.2 days and regularly aggregates up to 1.54" (39mm) of precipitation. In Trussville, Alabama, during the entire year, the rain falls for 149 days and collects up to 19.88" (505mm) of precipitation.

Snowfall

In Trussville, snow does not fall in April through October.

Daylight

The average length of the day in May in Trussville is 13h and 55min.
On the first day of May, sunrise is at 5:56 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 7:51 pm CDT.

Sunshine

In Trussville, the average sunshine in May is 10h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Trussville. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 6 in May, converts into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What are May temperatures in Trussville?

An average high-temperature, in May, in Trussville, is 80.6°F (27°C) and the average low-temperature is 60.4°F (15.8°C). In May, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is calculated to be 84.2°F (29°C).

What is the average humidity in May in Trussville?

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

How much does it rain in Trussville in May?

In Trussville, in May, during 13.2 rainfall days, 1.54" (39mm) of precipitation is typically accumulated.

When it does not snow in Trussville?

In Trussville, Alabama, snow does not fall in April through October.

How many hours of daylight does Trussville have in May?

In May, the average day length in Trussville is 13h and 55min.

When are sunrise and sunset in May in Trussville?

In May, on the first day of the month, sunrise is at 5:56 am and sunset at 7:29 pm. On the last day of the month, in Trussville, sunrise is at 5:37 am and sunset at 7:51 pm CDT.

How long on average sun shines in May in Trussville?

In May, the average sunshine duration is 10h.

When is the highest UV index in Trussville?

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

How high is the UV index in May in Trussville?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents 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
Trussville, AL

Average temperature in May - Trussville, AL
  • Average high temperature in May: 80.6°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (50.7°F).

  • Average low temperature in May: 60.4°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).

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Average pressure in May
Trussville, AL

Average pressure in May - Trussville, AL
  • Average pressure in May: 30.01"Hg

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

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Average wind speed in May
Trussville, AL

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

The windiest months (with the highest average wind speed) are January and February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

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Average humidity in May
Trussville, AL

Average humidity in May - Trussville, 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 (72%).

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Average rainfall in May
Trussville, AL

Average rainfall in May - Trussville, AL
  • Average rainfall in May: 1.54"

The wettest month (with the highest rainfall) is August (2.24").
The driest month (with the least rainfall) is October (1.06").

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Average rainfall days in May
Trussville, AL

Average rainfall days in May - Trussville, AL
  • Average rainfall days in May: 13.2 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is November (7.9 days).

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Average snowfall in May
Trussville, AL

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

The month with the highest snowfall is January (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Trussville, AL

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

The month with the highest number of snowfall days is February (1 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
Trussville, AL

Average daylight in May / Average sunshine in May - Trussville, 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 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in May
Trussville, AL

Average sunshine days in May - Trussville, AL
  • Average sunshine days in May: 15.4 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (9.6 days).

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Average UV index in May
Trussville, AL

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

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

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Average cloud cover in May
Trussville, AL

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

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and September (Cloud cover 30).

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Average visibility in May
Trussville, AL

Average visibility in May - Trussville, 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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Trussville, Alabama, USA

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