May weather forecast
Hereford, CO

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Weather in May

The last month of the spring, May, is a refreshing month in Hereford, Colorado, with an average temperature fluctuating between 62.4°F (16.9°C) and 42.3°F (5.7°C).

Temperature

May's arrival sees a mild rise in the average high-temperature, transitioning from April's fresh 53.8°F (12.1°C) to a refreshing 62.4°F (16.9°C). Throughout May, an average nighttime temperature of 42.3°F (5.7°C) is experienced in Hereford.

Humidity

In Hereford, the average relative humidity in May is 57%.

Rainfall

The month with the most rainfall is May, when the rain falls for 17.5 days and typically aggregates up to 2.95" (75mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Hereford. During 3.2 snowfall days, in May, Hereford aggregates 3.43" (87mm) of snow. Throughout the year, there are 62 snowfall days, and 30.51" (775mm) of snow is accumulated.

Daylight

In May, the average length of the day in Hereford is 14h and 29min.
On the first day of the month, sunrise is at 5:54 am and sunset at 7:54 pm. On the last day of May, in Hereford, sunrise is at 5:27 am and sunset at 8:22 pm MDT.

Sunshine

The average sunshine in May is 10.4h.

UV index

In Hereford, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In May, the maximum UV index of 5 suggests these recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What are May temperatures in Hereford?

In Hereford, 62.4°F (16.9°C) is the average high-temperature and 42.3°F (5.7°C) is the average low-temperature during May.

What is the average humidity in May in Hereford?

The average relative humidity in May is 57%.

What is the wettest month in Hereford?

The month with the most rainfall in Hereford, Colorado, is May, when the rain falls for 17.5 days and typically aggregates up to 2.95" (75mm) of precipitation.

How many days does it rain in May in Hereford?

In Hereford, during May, the rain falls for 17.5 days and regularly aggregates up to 2.95" (75mm) of precipitation.

What is the last month it snows in Hereford?

May is the last month it regularly snows in Hereford, Colorado. During 3.2 snowfall days, in May, Hereford aggregates 3.43" (87mm) of snow.

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

In May, the average day length in Hereford is 14h and 29min.

What time are sunrise and sunset in May in Hereford?

In May, on the first day of the month, sunrise is at 5:54 am and sunset at 7:54 pm. On the last day of the month, in Hereford, sunrise is at 5:27 am and sunset at 8:22 pm MDT.

How many hours of sunshine does Hereford have in May?

In May, the average sunshine duration in Hereford, Colorado, is 10.4h.

How high is the UV index in May in Hereford?

In May, the average daily maximum UV index in Hereford, Colorado, is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Hereford, CO

Average temperature in May - Hereford, CO
  • Average high temperature in May: 62.4°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is December (34.7°F).

  • Average low temperature in May: 42.3°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).

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Average pressure in May
Hereford, CO

Average pressure in May - Hereford, CO
  • Average pressure in May: 29.9"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in May
Hereford, CO

Average wind speed in May - Hereford, CO
  • Average wind speed in May: 10.4mph

The windiest month (with the highest average wind speed) is January (14.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in May
Hereford, CO

Average humidity in May - Hereford, CO
  • Average humidity in May: 57%

The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (43%).

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Average rainfall in May
Hereford, CO

Average rainfall in May - Hereford, CO
  • Average rainfall in May: 2.95"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in May
Hereford, CO

Average rainfall days in May - Hereford, CO
  • 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 (4.7 days).

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Average snowfall in May
Hereford, CO

Average snowfall in May - Hereford, CO
  • Average snowfall in May: 3.43"

The month with the highest snowfall is March (6.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Hereford, CO

Average snowfall days in May - Hereford, CO
  • Average snowfall days in May: 3.2 days

The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in May /
Average sunshine in May
Hereford, CO

Average daylight in May / Average sunshine in May - Hereford, CO
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 10h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).

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Average sunshine days in May
Hereford, CO

Average sunshine days in May - Hereford, CO
  • Average sunshine days in May: 9.9 days

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is April (9.3 days).

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Average UV index in May
Hereford, CO

Average UV index in May - Hereford, CO
  • Average UV index in May: 5

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

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Average cloud cover in May
Hereford, CO

Average cloud cover in May - Hereford, CO
  • Average cloud cover in May: 32

The months with the most cloud cover are April and May (Cloud cover 32).
The month with the least cloud cover is September (Cloud cover 18).

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Average visibility in May
Hereford, CO

Average visibility in May - Hereford, CO
  • 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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Hereford, Colorado, USA

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