May weather forecast
Waterloo, AL

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Weather in May

May, the last month of the spring in Waterloo, is a warm month, with an average temperature ranging between min 59.9°F (15.5°C) and max 79.3°F (26.3°C).

Temperature

Waterloo experiences a temperature shift with the start of May, with average high-temperatures moving from a pleasant 70.3°F (21.3°C) in April to a warm 79.3°F (26.3°C). In Waterloo, May is marked by an average low-temperature of 59.9°F (15.5°C).

Humidity

In May, the average relative humidity in Waterloo, Alabama, is 77%.

Rainfall

In May, the rain falls for 15.1 days. Throughout May, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 159.1 rainfall days, and 31.85" (809mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Waterloo.

Daylight

In May, the average length of the day is 14h and 1min.
On the first day of the month, sunrise is at 6:00 am and sunset at 7:37 pm. On the last day of May, sunrise is at 5:39 am and sunset at 8:00 pm CDT.

Sunshine

In May, the average sunshine is 9.5h.

UV index

In Waterloo, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 6 during May leads to these instructions:
Shield from overexposure. Defense against sun-related harm is required. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

What is the average May temperature in Waterloo?

In Waterloo, in May, the average high-temperature is 79.3°F (26.3°C), and the average low-temperature is 59.9°F (15.5°C).

What is the average humidity in May in Waterloo?

In May, the average relative humidity in Waterloo is 77%.

How much does it rain in Waterloo in May?

In Waterloo, in May, during 15.1 rainfall days, 2.64" (67mm) of precipitation is typically accumulated.

When it does not snow in Waterloo?

April through October are months without snowfall.

How many hours of daylight does Waterloo have in May?

The average day length in May in Waterloo, Alabama, is 14h and 1min.

When are sunrise and sunset in May in Waterloo?

On the first day of May in Waterloo, Alabama, sunrise is at 6:00 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:00 pm CDT.

How long on average sun shines in May in Waterloo?

The average sunshine duration in May in Waterloo, Alabama, is 9.5h.

What is the UV index reading in May in Waterloo?

In Waterloo, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
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
Waterloo, AL

Average temperature in May - Waterloo, AL
  • Average high temperature in May: 79.3°F

The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (47.3°F).

  • Average low temperature in May: 59.9°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

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Average pressure in May
Waterloo, AL

Average pressure in May - Waterloo, AL
  • Average pressure in May: 30"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
Waterloo, AL

Average wind speed in May - Waterloo, AL
  • Average wind speed in May: 6.1mph

The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

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Average humidity in May
Waterloo, AL

Average humidity in May - Waterloo, AL
  • Average humidity in May: 77%

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
Waterloo, AL

Average rainfall in May - Waterloo, AL
  • Average rainfall in May: 2.64"

The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in May
Waterloo, AL

Average rainfall days in May - Waterloo, AL
  • Average rainfall days in May: 15.1 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (9 days).

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Average snowfall in May
Waterloo, AL

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

The month with the highest snowfall is February (0.28").
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
Waterloo, AL

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

The months with the highest number of snowfall days are January and February (2.1 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
Waterloo, AL

Average daylight in May / Average sunshine in May - Waterloo, AL
  • Average daylight in May: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in May: 9h and 3min

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 36min).

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Average sunshine days in May
Waterloo, AL

Average sunshine days in May - Waterloo, AL
  • Average sunshine days in May: 13.5 days

The months with the most sunshine days are October and November (19.3 days).
The month with the least sunshine days is July (11 days).

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Average UV index in May
Waterloo, AL

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

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in May
Waterloo, AL

Average cloud cover in May - Waterloo, AL
  • Average cloud cover in May: 37

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in May
Waterloo, AL

Average visibility in May - Waterloo, AL
  • Average visibility in May: 5mi

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

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Waterloo, Alabama, USA

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