May weather forecast
Thomaston, IN

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Weather in May

The last month of the spring, May, is a pleasant month in Thomaston, Indiana, with an average temperature fluctuating between 52.3°F (11.3°C) and 68.9°F (20.5°C).

Temperature

May's arrival brings a temperature shift, moving from a refreshing 57°F (13.9°C) in April to a pleasant 68.9°F (20.5°C). Thomaston records a mean low-temperature of 52.3°F (11.3°C) in May.

Humidity

In Thomaston, Indiana, the average relative humidity in May is 78%.

Rainfall

In Thomaston, in May, during 17.2 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. Throughout the year, there are 154.3 rainfall days, and 26.69" (678mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Thomaston aggregates 0.12" (3mm) of snow. Throughout the year, there are 52.4 snowfall days, and 15.83" (402mm) of snow is accumulated.

Daylight

In Thomaston, the average length of the day in May is 14h and 32min.
On the first day of May, sunrise is at 5:43 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:16 am and sunset at 8:13 pm CDT.

Sunshine

The average sunshine in May in Thomaston is 8.4h.

UV index

In May, the average daily maximum UV index in Thomaston is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The daily high UV index of 5 in May translates into this advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the average May temperature in Thomaston?

May temperatures in Thomaston, Indiana, vary between a high-temperature of 68.9°F (20.5°C) and a low-temperature of 52.3°F (11.3°C).

What is the average humidity in May in Thomaston?

In Thomaston, Indiana, the average relative humidity in May is 78%.

How much does it rain in Thomaston in May?

In Thomaston, Indiana, in May, it is raining for 17.2 days, with typically 3.31" (84mm) of accumulated precipitation.

What is the last month it snows in Thomaston?

May is the last month it regularly snows in Thomaston, Indiana. During 0.2 snowfall days, in May, Thomaston aggregates 0.12" (3mm) of snow.

How many hours of daylight does Thomaston have in May?

In May, the average day length is 14h and 32min.

When is the sunrise / sunset in May in Thomaston?

On the first day of May in Thomaston, Indiana, sunrise is at 5:43 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:16 am and sunset at 8:13 pm CDT.

How many hours of sunshine does Thomaston have in May?

In May, the average sunshine duration in Thomaston is 8.4h.

How high is the UV index in May in Thomaston?

In May, the average daily maximum UV index in Thomaston, Indiana, is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Thomaston, IN

Average temperature in May - Thomaston, IN
  • Average high temperature in May: 68.9°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in May: 52.3°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in May
Thomaston, IN

Average pressure in May - Thomaston, IN
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Thomaston, IN

Average wind speed in May - Thomaston, IN
  • Average wind speed in May: 8.4mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in May
Thomaston, IN

Average humidity in May - Thomaston, IN
  • Average humidity in May: 78%

The months with the highest relative humidity are January, February and July (84%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in May
Thomaston, IN

Average rainfall in May - Thomaston, IN
  • Average rainfall in May: 3.31"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (1.34").

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Average rainfall days in May
Thomaston, IN

Average rainfall days in May - Thomaston, IN
  • Average rainfall days in May: 17.2 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (6.7 days).

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Average snowfall in May
Thomaston, IN

Average snowfall in May - Thomaston, IN
  • Average snowfall in May: 0.12"

The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Thomaston, IN

Average snowfall days in May - Thomaston, IN
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Thomaston, IN

Average daylight in May / Average sunshine in May - Thomaston, IN
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in May
Thomaston, IN

Average sunshine days in May - Thomaston, IN
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is November (15 days).
The month with the least sunshine days is April (10.5 days).

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Average UV index in May
Thomaston, IN

Average UV index in May - Thomaston, IN
  • Average UV index in May: 5

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in May
Thomaston, IN

Average cloud cover in May - Thomaston, IN
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in May
Thomaston, IN

Average visibility in May - Thomaston, IN
  • Average visibility in May: 6mi

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

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Thomaston, Indiana, USA

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