May weather forecast
Germantown, WI

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Weather in May

May, the last month of the spring in Germantown, is a comfortable month, with temperature in the range of an average low of 47.1°F (8.4°C) and an average high of 62.1°F (16.7°C).

Temperature

May's arrival coincides with a temperature rise, moving from April's fresh 50.2°F (10.1°C) to a comfortable 62.1°F (16.7°C). In Germantown, May is marked by an average low-temperature of 47.1°F (8.4°C).

Humidity

In May, the average relative humidity is 79%.

Rainfall

The month with the most rainfall is May, when the rain falls for 17 days and typically aggregates up to 3.11" (79mm) of precipitation.

Snowfall

In Germantown, snow does not fall in May through September.

Daylight

In Germantown, Wisconsin, the average length of the day in May is 14h and 42min.
On the first day of the month, sunrise is at 5:44 am and sunset at 7:54 pm. On the last day of May, sunrise is at 5:15 am and sunset at 8:25 pm CDT.

Sunshine

In Germantown, the average sunshine in May is 8.8h.

UV index

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 4 in May converts into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

The high-temperature, in May, in Germantown, records 62.1°F (16.7°C), while the low-temperature is 47.1°F (8.4°C).

What is the average humidity in May?

The average relative humidity in May is 79%.

What is the wettest month?

May is the month with the most rainfall. Rain falls for 17 days and accumulates 3.11" (79mm) of precipitation.

How much does it rain in May?

In Germantown, in May, during 17 rainfall days, 3.11" (79mm) of precipitation is typically accumulated.

When it does not snow in Germantown?

May through September are months without snowfall.

Does it snow in May?

In May, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May?

In May, the average day length is 14h and 42min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:44 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:15 am and sunset at 8:25 pm CDT.

How many hours of sunshine does Germantown have in May?

In Germantown, the average sunshine duration in May is 8.8h.

What is the UV index intensity in May?

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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
Germantown, WI

Average temperature in May - Germantown, WI
  • Average high temperature in May: 62.1°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in May: 47.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure in May
Germantown, WI

Average pressure in May - Germantown, WI
  • Average pressure in May: 29.96"Hg

The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Germantown, WI

Average wind speed in May - Germantown, WI
  • Average wind speed in May: 8.8mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in May
Germantown, WI

Average humidity in May - Germantown, WI
  • Average humidity in May: 79%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (76%).

Average rainfall in May
Germantown, WI

Average rainfall in May - Germantown, WI
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.02").

Average rainfall days in May
Germantown, WI

Average rainfall days in May - Germantown, WI
  • Average rainfall days in May: 17 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in May
Germantown, WI

Average snowfall in May - Germantown, WI
  • Average snowfall in May: 0"

The month with the highest snowfall is January (4.02").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Germantown, WI

Average snowfall days in May - Germantown, WI
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (12.6 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
Germantown, WI

Average daylight in May / Average sunshine in May - Germantown, WI
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in May
Germantown, WI

Average sunshine days in May - Germantown, WI
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is December (15.9 days).
The month with the least sunshine days is April (12 days).

Average UV index in May
Germantown, WI

Average UV index in May - Germantown, WI
  • Average UV index in May: 4

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

Average cloud cover in May
Germantown, WI

Average cloud cover in May - Germantown, WI
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in May
Germantown, WI

Average visibility in May - Germantown, WI
  • Average visibility in May: 6mi

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

Germantown, Wisconsin, USA

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