May weather forecast
Caledonia, MS

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Weather in May

In May, Caledonia's weather shifts towards a distinctly warmer trend, as the spring season is in full swing. Resulting from the increase in temperatures, the frequency of rainfall slightly decreases, leading to relatively dryer periods. The reduction in rainfall is evident with amounts decreasing from 4.65" (118mm) in April to 3.58" (91mm) in May. Under the lengthened daylight of 13.9 hours, the city's clear skies present a perfect backdrop for the blooming flora. Visitors and locals can enjoy the city's bucolic scenes during this period.

Temperature

A slight uplift of average high-temperatures is noted in May in Caledonia, with temperatures adjusting from 73.8°F (23.2°C) in April to a still moderately hot 82°F (27.8°C). In Caledonia, May nights witness a steady temperature drop to an enjoyable 62.1°F (16.7°C).

Heat index

The average heat index in May is evaluated at a hot 87.8°F (31°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.
Given the heat index, its values are aligned with shaded sites and gentle winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

In Caledonia, the average relative humidity in May is 75%.

Rainfall

In Caledonia, during May, the rain falls for 15.7 days and regularly aggregates up to 3.58" (91mm) of precipitation. Throughout the year, there are 171.9 rainfall days, and 43.23" (1098mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

In May, the average length of the day in Caledonia is 13h and 55min.
On the first day of May in Caledonia, sunrise is at 6:03 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 7:58 pm CDT.

Sunshine

In May, the average sunshine is 9.9h.

UV index

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 6 in May leads to these guidelines:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. 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. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What is the average May temperature in Caledonia?

May temperatures in Caledonia, Mississippi, vary between a high-temperature of 82°F (27.8°C) and a low-temperature of 62.1°F (16.7°C). In May, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in May in Caledonia?

In Caledonia, the average relative humidity in May is 75%.

How much does it rain in Caledonia in May?

In May, in Caledonia, the rain falls for 15.7 days. Throughout May, 3.58" (91mm) of precipitation is accumulated.

When it does not snow in Caledonia?

April through November are months without snowfall in Caledonia.

How many hours of daylight does Caledonia have in May?

In Caledonia, Mississippi, the average day length in May is 13h and 55min.

When is the sunrise / sunset in May in Caledonia?

In May, on the first day of the month, sunrise is at 6:03 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 7:58 pm CDT.

How long on average sun shines in May in Caledonia?

In Caledonia, the average sunshine duration in May is 9.9h.

What is the UV index reading in May in Caledonia?

In Caledonia, Mississippi, the average daily maximum UV index in May 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
Caledonia, MS

Average temperature in May - Caledonia, MS
  • Average high temperature in May: 82°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in May: 62.1°F

The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

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Average pressure in May
Caledonia, MS

Average pressure in May - Caledonia, MS
  • Average pressure in May: 29.99"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
Caledonia, MS

Average wind speed in May - Caledonia, MS
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is February (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in May
Caledonia, MS

Average humidity in May - Caledonia, MS
  • Average humidity in May: 75%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in May
Caledonia, MS

Average rainfall in May - Caledonia, MS
  • Average rainfall in May: 3.58"

The wettest month (with the highest rainfall) is April (4.65").
The driest month (with the least rainfall) is November (2.32").

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Average rainfall days in May
Caledonia, MS

Average rainfall days in May - Caledonia, MS
  • Average rainfall days in May: 15.7 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in May
Caledonia, MS

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

The month with the highest snowfall is January (0.51").
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
Caledonia, MS

Average snowfall days in May - Caledonia, MS
  • 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, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Caledonia, MS

Average daylight in May / Average sunshine in May - Caledonia, MS
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 9h and 5min

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 48min).

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Average sunshine days in May
Caledonia, MS

Average sunshine days in May - Caledonia, MS
  • Average sunshine days in May: 13.2 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (8.4 days).

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Average UV index in May
Caledonia, MS

Average UV index in May - Caledonia, MS
  • Average UV index in May: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

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Average cloud cover in May
Caledonia, MS

Average cloud cover in May - Caledonia, MS
  • Average cloud cover in May: 33

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 27).

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Average visibility in May
Caledonia, MS

Average visibility in May - Caledonia, MS
  • 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).

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Caledonia, Mississippi, USA

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