May weather forecast
Onalaska, TX

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Weather in May

May, the last month of the spring in Onalaska, is a tropical month, with an average temperature fluctuating between 65.5°F (18.6°C) and 86.2°F (30.1°C).

Temperature

Onalaska's transition into May brings a slight rise in the average high-temperature, moving from a warm 78.3°F (25.7°C) in April to a tropical 86.2°F (30.1°C). Throughout May, Onalaska experiences a low-temperature average of 65.5°F (18.6°C).

Heat index

During May, the heat index is calculated to be a torrid 98.6°F (37°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
In the scope of the heat index, its values resonate with shade and light wind conditions. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

The average relative humidity in May in Onalaska is 75%.

Rainfall

The month with the most rainfall in Onalaska is May, when the rain falls for 14.1 days and typically aggregates up to 4.02" (102mm) of precipitation.

Snowfall

March through November are months without snowfall in Onalaska.

Daylight

In Onalaska, the average length of the day in May is 13h and 44min.
On the first day of the month, sunrise is at 6:35 am and sunset at 7:59 pm. On the last day of May, in Onalaska, sunrise is at 6:17 am and sunset at 8:18 pm CDT.

Sunshine

In Onalaska, the average sunshine in May is 9h.

UV index

In Onalaska, 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 ordinary individuals.
Note: The daily high UV index of 6 during May translates into the following recommendations:
Deflect overexposure. Sun protection is a necessity. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

How hot does it get in Onalaska in May?

The average high-temperature and low-temperature in Onalaska, Texas, during May are 86.2°F (30.1°C) and 65.5°F (18.6°C) respectively. In May, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is calculated to be 98.6°F (37°C).

What is the average humidity in May in Onalaska?

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

What is the rainiest month in Onalaska?

May is the month with the most rainfall in Onalaska. Rain falls for 14.1 days and accumulates 4.02" (102mm) of precipitation.

How much does it rain in Onalaska in May?

In Onalaska, in May, during 14.1 rainfall days, 4.02" (102mm) of precipitation is typically accumulated.

When it does not snow in Onalaska?

March through November are months without snowfall in Onalaska, Texas.

How many hours of daylight does Onalaska have in May?

The average day length in May in Onalaska, Texas, is 13h and 44min.

When is the sunrise / sunset in May in Onalaska?

In May, on the first day of the month, sunrise is at 6:35 am and sunset at 7:59 pm. On the last day of the month, in Onalaska, sunrise is at 6:17 am and sunset at 8:18 pm CDT.

How many hours of sunshine does Onalaska have in May?

The average sunshine duration in May in Onalaska is 9h.

What is the UV index reading in May in Onalaska?

In May, the average daily maximum UV index in Onalaska is 6. A UV Index reading of 6 to 7 represents 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
Onalaska, TX

Average temperature in May - Onalaska, TX
  • Average high temperature in May: 86.2°F

The warmest month (with the highest average high temperature) is August (96.1°F).
The month with the lowest average high temperature is January (58.5°F).

  • Average low temperature in May: 65.5°F

The months with the highest average low temperature are July and August (73.8°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in May
Onalaska, TX

Average pressure in May - Onalaska, TX
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Onalaska, TX

Average wind speed in May - Onalaska, TX
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest months (with the lowest average wind speed) are August and September (4.8mph).

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Average humidity in May
Onalaska, TX

Average humidity in May - Onalaska, TX
  • Average humidity in May: 75%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in May
Onalaska, TX

Average rainfall in May - Onalaska, TX
  • Average rainfall in May: 4.02"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is November (1.69").

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Average rainfall days in May
Onalaska, TX

Average rainfall days in May - Onalaska, TX
  • Average rainfall days in May: 14.1 days

The month with the highest number of rainy days is September (16.1 days).
The month with the least rainy days is October (10.7 days).

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Average snowfall in May
Onalaska, TX

Average snowfall in May - Onalaska, TX
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Onalaska, TX

Average snowfall days in May - Onalaska, TX
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and December (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in May /
Average sunshine in May
Onalaska, TX

Average daylight in May / Average sunshine in May - Onalaska, TX
  • Average daylight in May: 13h and 4min

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

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in May
Onalaska, TX

Average sunshine days in May - Onalaska, TX
  • Average sunshine days in May: 13.9 days

The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index in May
Onalaska, TX

Average UV index in May - Onalaska, TX
  • Average UV index in May: 6

The months with the highest UV index are 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
Onalaska, TX

Average cloud cover in May - Onalaska, TX
  • Average cloud cover in May: 42

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in May
Onalaska, TX

Average visibility in May - Onalaska, TX
  • Average visibility in May: 5mi

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

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Onalaska, Texas, USA

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