May weather forecast and climate
Collinsville, AL

May, the last month of the spring, in Collinsville, is a warm month, with temperature in the range of an average low of 58.6°F (14.8°C) and an average high of 78.8°F (26°C).

Temperature

In May, the average high-temperature marginally rises, from an agreeable 70.9°F (21.6°C) in April, to a warm 78.8°F (26°C). In Collinsville, Alabama, the average low-temperature is 58.6°F (14.8°C).

Humidity

In Collinsville, the average relative humidity in May is 76%.

Rainfall

In Collinsville, in May, it is raining for 16.5 days, with typically 3.46" (88mm) of accumulated precipitation. In Collinsville, during the entire year, the rain falls for 184 days and collects up to 43.54" (1106mm) of precipitation.

Snowfall

April through October are months without snowfall in Collinsville.

Daylight

In Collinsville, the average length of the day is 14h.

Sunshine

In Collinsville, the average sunshine in May is 9.9h.

UV index

Months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in May in Collinsville?

In Collinsville, in May, the average high-temperature is 78.8°F (26°C), and the average low-temperature is 58.6°F (14.8°C).

What is the average humidity in May in Collinsville?

The average relative humidity in May in Collinsville, Alabama, is 76%.

How much does it rain in Collinsville in May?

In Collinsville, in May, it is raining for 16.5 days, with typically 3.46" (88mm) of accumulated precipitation.

When it does not snow in Collinsville?

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

How many hours of daylight does Collinsville have in May?

In Collinsville, Alabama, the average length of the day in May is 14h.

How long on average sun shines in May in Collinsville?

In Collinsville, the average sunshine in May is 9.9h.

When is the highest UV index in Collinsville?

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

How high is the UV index in May in Collinsville?

In May, the average daily maximum UV index in Collinsville, Alabama, is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to the Sun's UV rays.
Average temperature in May - Collinsville, AL
  • Average high temperature in May: 78.8°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in May: 58.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).

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

The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

Average humidity in May - Collinsville, AL
  • Average humidity in May: 76%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

Average rainfall in May - Collinsville, AL
  • Average rainfall in May: 3.46"

The wettest months (with the highest rainfall) are February and December (4.49").
The driest month (with the least rainfall) is October (2.64").

Average rainfall days in May - Collinsville, AL
  • Average rainfall days in May: 16.5 days

The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is November (10.1 days).

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

The month with the highest snowfall is February (0.79").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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

The month with the highest number of snowfall days is February (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 - Collinsville, AL
  • Average daylight in May: 14h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in May: 9.9h

The month with the most sunshine is June (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average sunshine days in May - Collinsville, AL
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is July (7.3 days).

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

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

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

The month with the most cloud cover is February (Cloud cover 49).
Months with the least cloud cover are June and September (Cloud cover 30).

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

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