May weather forecast
Hamilton, MO

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Weather in May

The last month of the spring, May, is an agreeable month in Hamilton, Missouri, with temperature in the range of an average high of 71.8°F (22.1°C) and an average low of 54.9°F (12.7°C).

Temperature

As April gives way to May, the average high-temperature displays a slight ascent, adjusting from a refreshing 63°F (17.2°C) to a pleasant 71.8°F (22.1°C). Hamilton records an average low-temperature of 54.9°F (12.7°C) throughout the month of May.

Humidity

May through August, with an average relative humidity of 80%, are the most humid months.

Rainfall

In Hamilton, in May, it is raining for 17.5 days, with typically 3.66" (93mm) of accumulated precipitation. Throughout the year, there are 133.8 rainfall days, and 27.17" (690mm) 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, Hamilton aggregates 0.39" (10mm) of snow. In Hamilton, during the entire year, snow falls for 24.3 days and aggregates up to 11.54" (293mm) of snow.

Daylight

The average length of the day in May is 14h and 23min.
On the first day of May, sunrise is at 6:15 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 8:37 pm CDT.

Sunshine

In Hamilton, the average sunshine in May is 8.5h.

UV index

The average daily maximum UV index in May in Hamilton is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 5 during May translates into the following directions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Hamilton in May?

The average high-temperature, in May, in Hamilton, is 71.8°F (22.1°C), while the average low-temperature is 54.9°F (12.7°C).

What are the most humid months?

May through August, with an average relative humidity of 80%, are most humid months.

What is the average humidity in May?

In Hamilton, the average relative humidity in May is 80%.

How much does it rain in Hamilton in May?

In Hamilton, during May, the rain falls for 17.5 days and regularly aggregates up to 3.66" (93mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Hamilton aggregates 0.39" (10mm) of snow.

How many hours of daylight does Hamilton have in May?

In Hamilton, Missouri, the average day length in May is 14h and 23min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:15 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 8:37 pm CDT.

How many hours of sunshine does Hamilton have in May?

The average sunshine duration in May is 8.5h.

What is the UV index reading in May?

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Hamilton, MO

Average temperature in May - Hamilton, MO
  • Average high temperature in May: 71.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (34.2°F).

  • Average low temperature in May: 54.9°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in May
Hamilton, MO

Average pressure in May - Hamilton, MO
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in May
Hamilton, MO

Average wind speed in May - Hamilton, MO
  • Average wind speed in May: 8mph

The windiest months (with the highest average wind speed) are February and March (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in May
Hamilton, MO

Average humidity in May - Hamilton, MO
  • Average humidity in May: 80%

The months with the highest relative humidity are May, June, July and August (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in May
Hamilton, MO

Average rainfall in May - Hamilton, MO
  • Average rainfall in May: 3.66"

The wettest month (with the highest rainfall) is June (3.82").
The driest months (with the least rainfall) are January and February (1.02").

Average rainfall days in May
Hamilton, MO

Average rainfall days in May - Hamilton, MO
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in May
Hamilton, MO

Average snowfall in May - Hamilton, MO
  • Average snowfall in May: 0.39"

The month with the highest snowfall is January (3.86").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Hamilton, MO

Average snowfall days in May - Hamilton, MO
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Hamilton, 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 24min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in May
Hamilton, MO

Average sunshine days in May - Hamilton, MO
  • Average sunshine days in May: 11.6 days

The month with the most sunshine days is December (21 days).
The month with the least sunshine days is June (11.2 days).

Average UV index in May
Hamilton, MO

Average UV index in May - Hamilton, 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
Hamilton, MO

Average cloud cover in May - Hamilton, MO
  • Average cloud cover in May: 41

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in May
Hamilton, MO

Average visibility in May - Hamilton, 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).

Hamilton, Missouri, USA

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