May weather forecast
Caldwell, AR

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Weather in May

The last month of the spring, May, is a moderately hot month in Caldwell, Arkansas, with an average temperature varying between 78.4°F (25.8°C) and 63.1°F (17.3°C).

Temperature

As Caldwell transitions into May, the average high-temperature is observed to slightly rise from an agreeable 70.3°F (21.3°C) in April to a moderately hot 78.4°F (25.8°C). During May, Caldwell records an average temperature of 63.1°F (17.3°C) at night.

Humidity

The average relative humidity in May is 76%.

Rainfall

In Caldwell, in May, during 13.3 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. In Caldwell, Arkansas, during the entire year, the rain falls for 127.8 days and collects up to 16.65" (423mm) of precipitation.

Snowfall

In Caldwell, snow does not fall in April through September.

Daylight

In May, the average length of the day is 14h and 1min.
On the first day of May, sunrise is at 6:11 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:11 pm CDT.

Sunshine

In Caldwell, the average sunshine in May is 9.5h.

UV index

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In May, a daily maximum UV index of 6 leads to the following instructions:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Caldwell?

May temperatures vary between a high-temperature of 78.4°F (25.8°C) and a low-temperature of 63.1°F (17.3°C).

What is the average humidity in May?

In May, the average relative humidity is 76%.

How much does it rain in May?

In May, the rain falls for 13.3 days. Throughout May, 1.5" (38mm) of precipitation is accumulated.

When it does not snow in Caldwell?

In Caldwell, snow does not fall in April through September.

What is the average length of the day in May?

In May, the average day length is 14h and 1min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:11 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:11 pm CDT.

How long on average sun shines in May?

In Caldwell, the average sunshine duration in May is 9.5h.

How high is the UV index in May?

In Caldwell, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Caldwell, AR

Average temperature in May - Caldwell, AR
  • Average high temperature in May: 78.4°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in May: 63.1°F

The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (34.2°F).

Average pressure in May
Caldwell, AR

Average pressure in May - Caldwell, AR
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in May
Caldwell, AR

Average wind speed in May - Caldwell, AR
  • Average wind speed in May: 7.4mph

The windiest month (with the highest average wind speed) is February (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in May
Caldwell, AR

Average humidity in May - Caldwell, AR
  • Average humidity in May: 76%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (67%).

Average rainfall in May
Caldwell, AR

Average rainfall in May - Caldwell, AR
  • Average rainfall in May: 1.5"

The wettest month (with the highest rainfall) is April (1.81").
The driest month (with the least rainfall) is September (0.75").

Average rainfall days in May
Caldwell, AR

Average rainfall days in May - Caldwell, AR
  • Average rainfall days in May: 13.3 days

The months with the highest number of rainy days are May, July and August (13.3 days).
The month with the least rainy days is November (7.4 days).

Average snowfall in May
Caldwell, AR

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

The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in May
Caldwell, AR

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

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Caldwell, AR

Average daylight in May / Average sunshine in May - Caldwell, AR
  • 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 48min).

  • Average sunshine in May: 9h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in May
Caldwell, AR

Average sunshine days in May - Caldwell, AR
  • Average sunshine days in May: 15.7 days

The months with the most sunshine days are October and November (21.4 days).
The month with the least sunshine days is August (14.2 days).

Average UV index in May
Caldwell, AR

Average UV index in May - Caldwell, AR
  • Average UV index in May: 6

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

Average cloud cover in May
Caldwell, AR

Average cloud cover in May - Caldwell, AR
  • Average cloud cover in May: 35

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 26).

Average visibility in May
Caldwell, AR

Average visibility in May - Caldwell, AR
  • 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).

Caldwell, Arkansas, USA

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