May weather forecast
Spring Valley, NV

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Weather in May

Temperatures in May take a departure from the mild spring season, as day time highs soar up to 81.7°F (27.6°C) in Spring Valley. This increase in heat coincides with longer days and a continual decline in relative humidity. This dry period is matched with almost nonexistent rainfall, marking May as the onset of the dry season. Sunshine hours peak, promoting sun-filled activities. With the increase in temperature and sunlight, UV protection becomes more important than ever.

Temperature

A gentle upsurge in temperatures occurs as April gives way to May, with average highs shifting from a pleasant 73°F (22.8°C) to a moderately hot 81.7°F (27.6°C). Spring Valley, during the month of May, experiences an average low-temperature of 62.2°F (16.8°C).

Humidity

In May, the average relative humidity is 21%.

Rainfall

In Spring Valley, during May, the rain falls for 2.8 days and regularly aggregates up to 0.16" (4mm) of precipitation. Throughout the year, there are 42.9 rainfall days, and 3.23" (82mm) of precipitation is accumulated.

Snowfall

In Spring Valley, snow does not fall in January, March through December.

Daylight

In May, the average length of the day is 14h and 6min.
On the first day of May, sunrise is at 5:47 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 7:52 pm PDT.

Sunshine

In May, the average sunshine in Spring Valley is 11.8h.

UV index

The average daily maximum UV index in May is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: An average maximum UV index of 7 in May leads to these recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Spring Valley in May?

In May, the average high-temperature and low-temperature are 81.7°F (27.6°C) and 62.2°F (16.8°C) respectively.

What is the average humidity in May?

The average relative humidity in May is 21%.

How much does it rain in May?

In Spring Valley, Nevada, in May, during 2.8 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

When it does not snow?

In Spring Valley, snow does not fall in January, March through December.

What is the average length of the day in May?

The average day length in May is 14h and 6min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 5:47 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 7:52 pm PDT.

How long on average sun shines in May in Spring Valley?

The average sunshine duration in May in Spring Valley is 11.8h.

What is the UV index intensity in May?

In Spring Valley, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Spring Valley, NV

Average temperature in May - Spring Valley, NV
  • Average high temperature in May: 81.7°F

The warmest month (with the highest average high temperature) is July (98.4°F).
The month with the lowest average high temperature is December (50.9°F).

  • Average low temperature in May: 62.2°F

The months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is December (38.8°F).

Average pressure in May
Spring Valley, NV

Average pressure in May - Spring Valley, NV
  • Average pressure in May: 29.81"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).

Average wind speed in May
Spring Valley, NV

Average wind speed in May - Spring Valley, NV
  • Average wind speed in May: 8.5mph

The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is January (5.4mph).

Average humidity in May
Spring Valley, NV

Average humidity in May - Spring Valley, NV
  • Average humidity in May: 21%

The month with the highest relative humidity is January (47%).
The month with the lowest relative humidity is June (15%).

Average rainfall in May
Spring Valley, NV

Average rainfall in May - Spring Valley, NV
  • Average rainfall in May: 0.16"

The wettest months (with the highest rainfall) are July and August (0.55").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in May
Spring Valley, NV

Average rainfall days in May - Spring Valley, NV
  • Average rainfall days in May: 2.8 days

The month with the highest number of rainy days is July (6.1 days).
The month with the least rainy days is June (0.9 days).

Average snowfall in May
Spring Valley, NV

Average snowfall in May - Spring Valley, NV
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.24").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in May
Spring Valley, NV

Average snowfall days in May - Spring Valley, NV
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in May /
Average sunshine in May
Spring Valley, NV

Average daylight in May / Average sunshine in May - Spring Valley, NV
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in May: 11h and 5min

The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in May
Spring Valley, NV

Average sunshine days in May - Spring Valley, NV
  • Average sunshine days in May: 25.1 days

The month with the most sunshine days is June (27.6 days).
The month with the least sunshine days is July (18.7 days).

Average UV index in May
Spring Valley, NV

Average UV index in May - Spring Valley, NV
  • Average UV index in May: 7

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in May
Spring Valley, NV

Average cloud cover in May - Spring Valley, NV
  • Average cloud cover in May: 11

The months with the most cloud cover are January and December (Cloud cover 19).
The months with the least cloud cover are June and August (Cloud cover 6).

Average visibility in May
Spring Valley, NV

Average visibility in May - Spring Valley, NV
  • 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).

Spring Valley, Nevada, USA

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