May weather forecast
Barstow, MD

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Weather in May

The last month of the spring, May, is an agreeable month in Barstow, Maryland, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 72.1°F (22.3°C).

Temperature

With the beginning of May, Barstow's average high-temperature sees a minor increase, transitioning from a refreshing 63.5°F (17.5°C) in April to an agreeable 72.1°F (22.3°C). In May, Barstow records an average nighttime temperature of 58.1°F (14.5°C).

Humidity

May is the most humid month, with an average relative humidity of 79%.

Rainfall

In Barstow, in May, it is raining for 17.1 days, with typically 3.03" (77mm) of accumulated precipitation. Throughout the year, there are 158.1 rainfall days, and 33.07" (840mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Barstow.

Daylight

In May, the average length of the day is 14h and 17min.
On the first day of May, sunrise is at 6:08 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:24 pm EDT.

Sunshine

In Barstow, the average sunshine in May is 9h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: A maximum daily UV index of 6 during May morphs into the following directions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What are May temperatures in Barstow?

In May, the average high-temperature and low-temperature in Barstow, Maryland, are 72.1°F (22.3°C) and 58.1°F (14.5°C) respectively.

What is the most humid month in Barstow?

With an average relative humidity of 79%, May is the most humid month in Barstow, Maryland.

What is the average humidity in May in Barstow?

The average relative humidity in May in Barstow, Maryland, is 79%.

How much does it rain in Barstow in May?

In May, in Barstow, Maryland, the rain falls for 17.1 days. Throughout May, 3.03" (77mm) of precipitation is accumulated.

When it does not snow in Barstow?

April through October are months without snowfall in Barstow.

How many hours of daylight does Barstow have in May?

The average day length in May in Barstow is 14h and 17min.

When is the sunrise / sunset in May in Barstow?

On the first day of May in Barstow, Maryland, sunrise is at 6:08 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:24 pm EDT.

How many hours of sunshine does Barstow have in May?

The average sunshine duration in May in Barstow is 9h.

What are the months with the highest UV index in Barstow?

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

How high is the UV index in May in Barstow?

In Barstow, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to Sun's UV rays.
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
Barstow, MD

Average temperature in May - Barstow, MD
  • Average high temperature in May: 72.1°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in May: 58.1°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (30°F).

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Average pressure in May
Barstow, MD

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Barstow, MD

Average wind speed in May - Barstow, MD
  • Average wind speed in May: 7.5mph

The windiest month (with the highest average wind speed) is March (9.2mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

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Average humidity in May
Barstow, MD

Average humidity in May - Barstow, MD
  • Average humidity in May: 79%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is January (72%).

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Average rainfall in May
Barstow, MD

Average rainfall in May - Barstow, MD
  • Average rainfall in May: 3.03"

The wettest month (with the highest rainfall) is July (4.41").
The driest month (with the least rainfall) is January (1.81").

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Average rainfall days in May
Barstow, MD

Average rainfall days in May - Barstow, MD
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is November (8 days).

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Average snowfall in May
Barstow, MD

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

The month with the highest snowfall is January (1.85").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Barstow, MD

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

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - Barstow, MD
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in May
Barstow, MD

Average sunshine days in May - Barstow, MD
  • Average sunshine days in May: 11.9 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (11.3 days).

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Average UV index in May
Barstow, MD

Average UV index in May - Barstow, 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 and December (UV index 2).

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Average cloud cover in May
Barstow, MD

Average cloud cover in May - Barstow, MD
  • Average cloud cover in May: 42

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in May
Barstow, MD

Average visibility in May - Barstow, MD
  • 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).

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Barstow, Maryland, USA

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