May weather forecast
Harrisburg, MO

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Weather in May

May, the last month of the spring in Harrisburg, is a warm month, with temperature in the range of an average high of 74.8°F (23.8°C) and an average low of 56.1°F (13.4°C).

Temperature

In Harrisburg, the onset of May comes with an increased average high-temperature, moving from April's comfortable 64.9°F (18.3°C) to a warm 74.8°F (23.8°C). Harrisburg cools down to an average low-temperature of 56.1°F (13.4°C) throughout the month of May.

Humidity

With an average relative humidity of 78%, May is the most humid month.

Rainfall

May is the month with the most rainfall. Rain falls for 11.3 days and accumulates 1.3" (33mm) of precipitation.

Snowfall

April through September are months without snowfall.

Daylight

The average length of the day in May is 14h and 20min.
On the first day of May, sunrise is at 6:10 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:29 pm CDT.

Sunshine

In May, the average sunshine is 8.9h.

UV index

In Harrisburg, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index, 5 in May, converts into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

What is the average May temperature?

The high-temperature, in May, in Harrisburg, records 74.8°F (23.8°C), while the low-temperature is 56.1°F (13.4°C).

What is the most humid month?

With an average relative humidity of 78%, May is the most humid month.

What is the average humidity in May?

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

What is the rainiest month in Harrisburg?

The month with the most rainfall is May, when the rain falls for 11.3 days and typically aggregates up to 1.3" (33mm) of precipitation.

How many days does it rain in May?

In Harrisburg, during May, the rain falls for 11.3 days and regularly aggregates up to 1.3" (33mm) of precipitation.

When it does not snow?

April through September are months without snowfall in Harrisburg.

What is the average length of the day in May in Harrisburg?

In Harrisburg, the average day length in May is 14h and 20min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 6:10 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 8:29 pm CDT.

How many hours of sunshine does Harrisburg have in May?

The average sunshine duration in May is 8.9h.

What is the UV index intensity in May?

The average daily maximum UV index in May in Harrisburg is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Harrisburg, MO

Average temperature in May - Harrisburg, MO
  • Average high temperature in May: 74.8°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in May: 56.1°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average pressure in May
Harrisburg, MO

Average pressure in May - Harrisburg, MO
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Harrisburg, MO

Average wind speed in May - Harrisburg, MO
  • Average wind speed in May: 7.6mph

The windiest months (with the highest average wind speed) are January and March (9.4mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in May
Harrisburg, MO

Average humidity in May - Harrisburg, MO
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

Average rainfall in May
Harrisburg, MO

Average rainfall in May - Harrisburg, MO
  • Average rainfall in May: 1.3"

The wettest month (with the highest rainfall) is May (1.3").
The driest months (with the least rainfall) are January and February (0.43").

Average rainfall days in May
Harrisburg, MO

Average rainfall days in May - Harrisburg, MO
  • Average rainfall days in May: 11.3 days

The months with the highest number of rainy days are April and May (11.3 days).
The month with the least rainy days is January (3.8 days).

Average snowfall in May
Harrisburg, MO

Average snowfall in May - Harrisburg, MO
  • Average snowfall in May: 0"

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

Average snowfall days in May
Harrisburg, MO

Average snowfall days in May - Harrisburg, MO
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Harrisburg, MO

Average daylight in May / Average sunshine in May - Harrisburg, MO
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 8h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 42min).

Average sunshine days in May
Harrisburg, MO

Average sunshine days in May - Harrisburg, MO
  • Average sunshine days in May: 15.6 days

The month with the most sunshine days is December (23.7 days).
The month with the least sunshine days is May (15.6 days).

Average UV index in May
Harrisburg, MO

Average UV index in May - Harrisburg, MO
  • Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Harrisburg, MO

Average cloud cover in May - Harrisburg, MO
  • Average cloud cover in May: 39

The months with the most cloud cover are January, February and March (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 29).

Average visibility in May
Harrisburg, MO

Average visibility in May - Harrisburg, MO
  • 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).

Harrisburg, Missouri, USA

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