May weather forecast
Costilla, NM

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Weather in May

The last month of the spring, May, is a comfortable month in Costilla, New Mexico, with an average temperature ranging between min 35.6°F (2°C) and max 61.5°F (16.4°C).

Temperature

The average high-temperature increases in May, moving from a fresh 52°F (11.1°C) in April to a refreshing 61.5°F (16.4°C). May nights are characterized by a significant departure from the daytime highs, dropping to an average temperature of 35.6°F (2°C).

Humidity

The average relative humidity in May is 41%.

Rainfall

In May, in Costilla, the rain falls for 7.5 days. Throughout May, 0.79" (20mm) of precipitation is accumulated. Throughout the year, there are 72.2 rainfall days, and 8.82" (224mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. In Costilla, New Mexico, during May, snow falls for 2.7 days and regularly aggregates up to 1.77" (45mm) of snow. Throughout the year, there are 57.6 snowfall days, and 28.58" (726mm) of snow is accumulated.

Daylight

In Costilla, the average length of the day in May is 14h and 10min.
On the first day of the month, sunrise is at 6:06 am and sunset at 7:51 pm. On the last day of May, sunrise is at 5:44 am and sunset at 8:15 pm MDT.

Sunshine

In May, the average sunshine in Costilla is 11.5h.

UV index

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 4 in May interprets into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Opt for tightly woven and loose clothing to enhance protection from the Sun. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What is the average May temperature in Costilla?

During May, Costilla experiences an average high-temperature of 61.5°F (16.4°C) and a low-temperature of 35.6°F (2°C).

What is the average humidity in May in Costilla?

In May, the average relative humidity in Costilla is 41%.

How much does it rain in Costilla in May?

In May, in Costilla, the rain falls for 7.5 days. Throughout May, 0.79" (20mm) of precipitation is accumulated.

How much does it snow in Costilla in May?

In Costilla, during May, snow falls for 2.7 days and regularly aggregates up to 1.77" (45mm) of snow.

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

In Costilla, the average day length in May is 14h and 10min.

When are sunrise and sunset in May in Costilla?

On the first day of May in Costilla, sunrise is at 6:06 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:15 pm MDT.

How many hours of sunshine does Costilla have in May?

In Costilla, the average sunshine duration in May is 11.5h.

What is the UV index reading in May in Costilla?

The average daily maximum UV index in May in Costilla, New Mexico, is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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
Costilla, NM

Average temperature in May - Costilla, NM
  • Average high temperature in May: 61.5°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in May: 35.6°F

The month with the highest average low temperature is July (50.2°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).

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Average pressure in May
Costilla, NM

Average pressure in May - Costilla, NM
  • Average pressure in May: 29.91"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is April (29.89"Hg).

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Average wind speed in May
Costilla, NM

Average wind speed in May - Costilla, NM
  • Average wind speed in May: 8.9mph

The windiest months (with the highest average wind speed) are April and May (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

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Average humidity in May
Costilla, NM

Average humidity in May - Costilla, NM
  • Average humidity in May: 41%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is June (38%).

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Average rainfall in May
Costilla, NM

Average rainfall in May - Costilla, NM
  • Average rainfall in May: 0.79"

The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is November (0.43").

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Average rainfall days in May
Costilla, NM

Average rainfall days in May - Costilla, NM
  • Average rainfall days in May: 7.5 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is November (1.3 days).

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Average snowfall in May
Costilla, NM

Average snowfall in May - Costilla, NM
  • Average snowfall in May: 1.77"

The month with the highest snowfall is March (5.55").
The months with the least snowfall are July and August (0").

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Average snowfall days in May
Costilla, NM

Average snowfall days in May - Costilla, NM
  • Average snowfall days in May: 2.7 days

The month with the highest number of snowfall days is February (10.1 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in May /
Average sunshine in May
Costilla, NM

Average daylight in May / Average sunshine in May - Costilla, NM
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in May: 11h and 3min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 6h and 30min).

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Average sunshine days in May
Costilla, NM

Average sunshine days in May - Costilla, NM
  • Average sunshine days in May: 19.6 days

The month with the most sunshine days is October (24.1 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in May
Costilla, NM

Average UV index in May - Costilla, NM
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in May
Costilla, NM

Average cloud cover in May - Costilla, NM
  • Average cloud cover in May: 16

The month with the most cloud cover is January (Cloud cover 31).
The months with the least cloud cover are June and October (Cloud cover 14).

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Average visibility in May
Costilla, NM

Average visibility in May - Costilla, NM
  • Average visibility in May: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

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Costilla, New Mexico, USA

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