May weather forecast
Allen, MS

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Weather in May

May, the last month of the spring in Allen, is also a moderately hot month, with an average temperature varying between 83.8°F (28.8°C) and 63.5°F (17.5°C).

Temperature

The transition from April to May brings a subtle temperature rise, with average high-temperatures increasing from 76.1°F (24.5°C) to a still moderately hot 83.8°F (28.8°C). Allen, in May, experiences an average temperature of 63.5°F (17.5°C) at night.

Heat index

For most parts of May, the heat index is calculated to be a hot 93.2°F (34°C). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Always consider that heat index estimations are for light winds and places in the shade. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

The average relative humidity in May is 77%.

Rainfall

In May, the rain falls for 12.8 days. Throughout May, 1.97" (50mm) of precipitation is accumulated. In Allen, during the entire year, the rain falls for 141.8 days and collects up to 23.39" (594mm) of precipitation.

Snowfall

April through November are months without snowfall in Allen.

Daylight

In May, the average length of the day in Allen is 13h and 48min.
On the first day of May in Allen, sunrise is at 6:17 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:04 pm CDT.

Sunshine

The average sunshine in May in Allen is 9.8h.

UV index

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: An average UV index of 6 in May transforms into this advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

How hot is it in Allen in May?

In May, the average high-temperature and low-temperature are 83.8°F (28.8°C) and 63.5°F (17.5°C) respectively. In May, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 93.2°F (34°C).

What is the average humidity in May in Allen?

The average relative humidity in May in Allen is 77%.

How many days does it rain in May in Allen?

In Allen, during May, the rain falls for 12.8 days and regularly aggregates up to 1.97" (50mm) of precipitation.

When it does not snow in Allen?

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

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

The average day length in May is 13h and 48min.

What time are sunrise and sunset in May in Allen?

On the first day of May in Allen, Mississippi, sunrise is at 6:17 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:04 pm CDT.

How many hours of sunshine does Allen have in May?

In Allen, the average sunshine duration in May is 9.8h.

How high is the UV index in May in Allen?

The average daily maximum UV index in May in Allen is 6. A UV Index of 6 to 7 symbolizes 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
Allen, MS

Average temperature in May - Allen, MS
  • Average high temperature in May: 83.8°F

The warmest month (with the highest average high temperature) is August (92.1°F).
The month with the lowest average high temperature is January (55°F).

  • Average low temperature in May: 63.5°F

The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

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Average pressure in May
Allen, MS

Average pressure in May - Allen, MS
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in May
Allen, MS

Average wind speed in May - Allen, MS
  • Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest months (with the lowest average wind speed) are August and September (5mph).

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Average humidity in May
Allen, MS

Average humidity in May - Allen, MS
  • Average humidity in May: 77%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in May
Allen, MS

Average rainfall in May - Allen, MS
  • Average rainfall in May: 1.97"

The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is November (1.22").

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Average rainfall days in May
Allen, MS

Average rainfall days in May - Allen, MS
  • Average rainfall days in May: 12.8 days

The month with the highest number of rainy days is August (17.4 days).
The month with the least rainy days is October (6.9 days).

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Average snowfall in May
Allen, MS

Average snowfall in May - Allen, MS
  • Average snowfall in May: 0"

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

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Average snowfall days in May
Allen, MS

Average snowfall days in May - Allen, MS
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.7 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
Allen, MS

Average daylight in May / Average sunshine in May - Allen, MS
  • 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: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

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Average sunshine days in May
Allen, MS

Average sunshine days in May - Allen, MS
  • Average sunshine days in May: 16.1 days

The month with the most sunshine days is October (22.6 days).
The month with the least sunshine days is August (11 days).

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Average UV index in May
Allen, MS

Average UV index in May - Allen, MS
  • 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
Allen, MS

Average cloud cover in May - Allen, MS
  • Average cloud cover in May: 34

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in May
Allen, MS

Average visibility in May - Allen, MS
  • Average visibility in May: 5mi

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

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Allen, Mississippi, USA

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