May weather forecast and climate
Caldwell, AL

May, the last month of the spring, in Caldwell, is a moderately hot month, with average temperature fluctuating between 80.1°F (26.7°C) and 59.7°F (15.4°C).

Temperature

In Caldwell, the average high-temperature marginally rises, from an agreeable 72.3°F (22.4°C) in April, to a warm 80.1°F (26.7°C). The average low-temperature, in Caldwell, is 59.7°F (15.4°C).

Humidity

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

Rainfall

In Caldwell, Alabama, in May, during 16.4 rainfall days, 3.39" (86mm) of precipitation is typically accumulated. Throughout the year, in Caldwell, there are 179.3 rainfall days, and 43.15" (1096mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In Caldwell, the average length of the day is 13.9h.

Sunshine

The average sunshine in Caldwell is 9.9h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. 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 Caldwell?

The average high-temperature, in May, in Caldwell, Alabama, is 80.1°F (26.7°C), while the average low-temperature is 59.7°F (15.4°C).

What is the average humidity in May in Caldwell?

The average relative humidity in May is 76%.

How many days does it rain in May in Caldwell?

In Caldwell, during May, the rain falls for 16.4 days and regularly aggregates up to 3.39" (86mm) of precipitation.

When it does not snow in Caldwell?

In Caldwell snow does not fall in April through October.

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

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

How long on average sun shines in May in Caldwell?

In Caldwell, Alabama, the average sunshine in May is 9.9h.

When is the highest UV index in Caldwell?

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

What is the UV index intensity in May in Caldwell?

In May, the average daily maximum UV index in Caldwell, Alabama, is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in May - Caldwell, AL
  • Average high temperature in May: 80.1°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (49.8°F).

  • Average low temperature in May: 59.7°F

Months with the highest average low temperature are July and August (69.4°F).
The coldest month (with the lowest average low temperature) is January (34.5°F).

Average pressure in May - Caldwell, AL
  • Average pressure in May: 30.01"

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 - Caldwell, AL
  • Average wind speed in May: 5.6mph

The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

Average humidity in May - Caldwell, 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 (73%).

Average rainfall in May - Caldwell, AL
  • Average rainfall in May: 3.39"

The wettest month (with the highest rainfall) is August (4.41").
The driest month (with the least rainfall) is October (2.36").

Average rainfall days in May - Caldwell, AL
  • Average rainfall days in May: 16.4 days

The month with the highest number of rainy days is July (22.5 days).
The month with the least rainy days is November (9.5 days).

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

The month with the highest snowfall is January (0.63").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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

The month with the highest number of snowfall days is February (1.5 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 - Caldwell, AL
  • Average daylight in May: 13.9h

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: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

Average sunshine days in May - Caldwell, AL
  • Average sunshine days in May: 13 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is July (6.9 days).

Average UV index in May - Caldwell, 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 December (UV index 2).

Average cloud cover in May - Caldwell, 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 31).

Average visibility in May - Caldwell, 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).