May weather forecast
Mount Calm, TX

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Weather in May

May, the last month of the spring in Mount Calm, is also a moderately hot month, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 81.5°F (27.5°C).

Temperature

A subtle rise in the average high-temperature is observed during May, adjusting from a moderately hot 74.7°F (23.7°C) in April to a still warm 81.5°F (27.5°C). May's average low-temperature reading settles at a comfortable 64.4°F (18°C).

Heat index

May's heat index is computed to be a tropical 87.8°F (31°C). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an estimation of the warmth sensation when considering humidity levels. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

The most humid month is May, with an average relative humidity of 77%.

Rainfall

In Mount Calm, in May, during 15.1 rainfall days, 3.78" (96mm) of precipitation is typically accumulated. In Mount Calm, during the entire year, the rain falls for 140.8 days and collects up to 30.39" (772mm) of precipitation.

Snowfall

March through December are months without snowfall.

Daylight

In Mount Calm, the average length of the day in May is 13h and 47min.
On the first day of the month, sunrise is at 6:41 am and sunset at 8:07 pm. On the last day of May, in Mount Calm, sunrise is at 6:22 am and sunset at 8:27 pm CDT.

Sunshine

In May, the average sunshine is 8.6h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, a regular UV index of 7 translates into these guidelines:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What are the temperatures in Mount Calm in May?

During May, Mount Calm experiences an average high-temperature of 81.5°F (27.5°C) and a low-temperature of 64.4°F (18°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in May is computed to be 87.8°F (31°C).

What is the most humid month in Mount Calm?

May is the most humid month in Mount Calm, Texas, with an average relative humidity of 77%.

What is the average humidity in May in Mount Calm?

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

How much does it rain in Mount Calm in May?

In May, in Mount Calm, Texas, the rain falls for 15.1 days. Throughout May, 3.78" (96mm) of precipitation is accumulated.

When it does not snow in Mount Calm?

March through December are months without snowfall.

How many hours of daylight does Mount Calm have in May?

In May, the average day length is 13h and 47min.

When are sunrise and sunset in May in Mount Calm?

In May, on the first day of the month, sunrise is at 6:41 am and sunset at 8:07 pm. On the last day of the month, in Mount Calm, sunrise is at 6:22 am and sunset at 8:27 pm CDT.

How many hours of sunshine does Mount Calm have in May?

In Mount Calm, Texas, the average sunshine duration in May is 8.6h.

When is the highest UV index in Mount Calm?

The months with the highest UV index in Mount Calm are May through August, with an average maximum UV index of 7.

What is the UV index intensity in May in Mount Calm?

In Mount Calm, the average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from 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
Mount Calm, TX

Average temperature in May - Mount Calm, TX
  • Average high temperature in May: 81.5°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (56.1°F).

  • Average low temperature in May: 64.4°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (40.1°F).

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Average pressure in May
Mount Calm, TX

Average pressure in May - Mount Calm, TX
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Mount Calm, TX

Average wind speed in May - Mount Calm, TX
  • Average wind speed in May: 9mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is September (6.7mph).

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Average humidity in May
Mount Calm, TX

Average humidity in May - Mount Calm, TX
  • Average humidity in May: 77%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (58%).

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Average rainfall in May
Mount Calm, TX

Average rainfall in May - Mount Calm, TX
  • Average rainfall in May: 3.78"

The wettest month (with the highest rainfall) is October (4.25").
The driest months (with the least rainfall) are July and November (1.73").

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Average rainfall days in May
Mount Calm, TX

Average rainfall days in May - Mount Calm, TX
  • Average rainfall days in May: 15.1 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (7.4 days).

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Average snowfall in May
Mount Calm, TX

Average snowfall in May - Mount Calm, TX
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.67").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Mount Calm, TX

Average snowfall days in May - Mount Calm, TX
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in May /
Average sunshine in May
Mount Calm, TX

Average daylight in May / Average sunshine in May - Mount Calm, TX
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in May: 8h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in May
Mount Calm, TX

Average sunshine days in May - Mount Calm, TX
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is January (22 days).
The month with the least sunshine days is May (13.3 days).

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Average UV index in May
Mount Calm, TX

Average UV index in May - Mount Calm, TX
  • Average UV index in May: 7

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

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Average cloud cover in May
Mount Calm, TX

Average cloud cover in May - Mount Calm, TX
  • Average cloud cover in May: 39

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 22).

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Average visibility in May
Mount Calm, TX

Average visibility in May - Mount Calm, TX
  • 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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Mount Calm, Texas, USA

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