May weather forecast
Chillum, MD

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Weather in May

May, the last month of the spring in Chillum, is a warm month, with an average temperature fluctuating between 74.3°F (23.5°C) and 56.5°F (13.6°C).

Temperature

Chillum's May weather brings a rise in high-temperatures, moving from a comfortable 64.9°F (18.3°C) in April to a moderately hot 74.3°F (23.5°C). Chillum in May anticipates an average nighttime temperature of 56.5°F (13.6°C).

Humidity

May, October and December, with an average relative humidity of 75%, are the most humid months in Chillum.

Rainfall

In Chillum, in May, it is raining for 17.7 days, with typically 2.87" (73mm) of accumulated precipitation. Throughout the year, in Chillum, there are 154.8 rainfall days, and 30.28" (769mm) of precipitation is accumulated.

Snowfall

In Chillum, snow does not fall in May through October.

Daylight

In May, the average length of the day in Chillum, Maryland, is 14h and 19min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:01 pm. On the last day of May, in Chillum, sunrise is at 5:44 am and sunset at 8:27 pm EDT.

Sunshine

In Chillum, the average sunshine in May is 8.6h.

UV index

The months with the highest UV index in Chillum are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: In May, the maximum UV index of 6 suggests this advice:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

What are the temperatures in Chillum in May?

In May, in Chillum, the average high-temperature is 74.3°F (23.5°C), and the average low-temperature is 56.5°F (13.6°C).

What is the most humid month in Chillum?

May, October and December, with an average relative humidity of 75%, are most humid months.

What is the average humidity in May in Chillum?

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

How much does it rain in Chillum in May?

In Chillum, in May, it is raining for 17.7 days, with typically 2.87" (73mm) of accumulated precipitation.

When it does not snow in Chillum?

May through October are months without snowfall in Chillum, Maryland.

Does it snow in Chillum in May?

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

How many hours of daylight does Chillum have in May?

In Chillum, Maryland, the average day length in May is 14h and 19min.

What time are sunrise and sunset in May in Chillum?

On the first day of May in Chillum, sunrise is at 6:08 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:27 pm EDT.

How many hours of sunshine does Chillum have in May?

The average sunshine duration in May in Chillum, Maryland, is 8.6h.

When is the highest UV index in Chillum?

The months with the highest UV index in Chillum are May through August, with an average maximum UV index of 6.

How high is the UV index in May in Chillum?

In May, the average daily maximum UV index in Chillum, Maryland, is 6. A UV Index reading of 6 to 7 represents a high 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
Chillum, MD

Average temperature in May - Chillum, MD
  • Average high temperature in May: 74.3°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in May: 56.5°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

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Average pressure in May
Chillum, MD

Average pressure in May - Chillum, MD
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Chillum, MD

Average wind speed in May - Chillum, MD
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in May
Chillum, MD

Average humidity in May - Chillum, MD
  • Average humidity in May: 75%

The months with the highest relative humidity are May, October and December (75%).
The month with the lowest relative humidity is July (69%).

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Average rainfall in May
Chillum, MD

Average rainfall in May - Chillum, MD
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.89").

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Average rainfall days in May
Chillum, MD

Average rainfall days in May - Chillum, MD
  • Average rainfall days in May: 17.7 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall in May
Chillum, MD

Average snowfall in May - Chillum, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Chillum, MD

Average snowfall days in May - Chillum, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Chillum, MD

Average daylight in May / Average sunshine in May - Chillum, MD
  • 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in May
Chillum, MD

Average sunshine days in May - Chillum, MD
  • Average sunshine days in May: 12 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12 days).

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Average UV index in May
Chillum, MD

Average UV index in May - Chillum, MD
  • Average UV index in May: 6

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

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Average cloud cover in May
Chillum, MD

Average cloud cover in May - Chillum, MD
  • Average cloud cover in May: 45

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in May
Chillum, MD

Average visibility in May - Chillum, MD
  • Average visibility in May: 5mi

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

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Chillum, Maryland, USA

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