May weather forecast
Tietonview Grange, WA

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Weather in May

The last month of the spring, May, is an agreeable month in Tietonview Grange, Washington, with temperature in the range of an average high of 69.3°F (20.7°C) and an average low of 47.5°F (8.6°C).

Temperature

May indicates a change in the average high-temperature, moving up from a refreshing 59.2°F (15.1°C) in April to a pleasant 69.3°F (20.7°C). Tietonview Grange's May nights bring a significant temperature shift, averaging at a frosty 47.5°F (8.6°C).

Humidity

In May, the average relative humidity in Tietonview Grange is 51%.

Rainfall

In Tietonview Grange, in May, it is raining for 6.8 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, in Tietonview Grange, there are 82.2 rainfall days, and 5.43" (138mm) of precipitation is accumulated.

Snowfall

In Tietonview Grange, snow does not fall in April through August and October.

Daylight

In Tietonview Grange, the average length of the day in May is 15h and 3min.
On the first day of the month, sunrise is at 5:46 am and sunset at 8:13 pm. On the last day of May, sunrise is at 5:13 am and sunset at 8:48 pm PDT.

Sunshine

In May, the average sunshine in Tietonview Grange is 11.4h.

UV index

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: An average UV index of 5 in May transforms into this advice:
Exercise prevention - Protecting skin and eyes from harm is required. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Tietonview Grange in May?

An average high-temperature, in May, in Tietonview Grange, is 69.3°F (20.7°C) and the average low-temperature is 47.5°F (8.6°C).

What is the average humidity in May in Tietonview Grange?

In May, the average relative humidity in Tietonview Grange is 51%.

How much does it rain in Tietonview Grange in May?

In Tietonview Grange, in May, it is raining for 6.8 days, with typically 0.63" (16mm) of accumulated precipitation.

When it does not snow in Tietonview Grange?

In Tietonview Grange, Washington, snow does not fall in April through August and October.

What is the average length of the day in May in Tietonview Grange?

In Tietonview Grange, the average day length in May is 15h and 3min.

When is the sunrise / sunset in May in Tietonview Grange?

On the first day of May in Tietonview Grange, Washington, sunrise is at 5:46 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 5:13 am and sunset at 8:48 pm PDT.

How long on average sun shines in May in Tietonview Grange?

In May, the average sunshine duration is 11.4h.

What is the UV index reading in May in Tietonview Grange?

In Tietonview Grange, Washington, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate 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
Tietonview Grange, WA

Average temperature in May - Tietonview Grange, WA
  • Average high temperature in May: 69.3°F

The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is December (36.9°F).

  • Average low temperature in May: 47.5°F

The month with the highest average low temperature is August (60.3°F).
The coldest month (with the lowest average low temperature) is December (25.5°F).

Average pressure in May
Tietonview Grange, WA

Average pressure in May - Tietonview Grange, WA
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).

Average wind speed in May
Tietonview Grange, WA

Average wind speed in May - Tietonview Grange, WA
  • Average wind speed in May: 6.8mph

The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is December (4.4mph).

Average humidity in May
Tietonview Grange, WA

Average humidity in May - Tietonview Grange, WA
  • Average humidity in May: 51%

The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (39%).

Average rainfall in May
Tietonview Grange, WA

Average rainfall in May - Tietonview Grange, WA
  • Average rainfall in May: 0.63"

The wettest month (with the highest rainfall) is January (0.87").
The driest month (with the least rainfall) is July (0.08").

Average rainfall days in May
Tietonview Grange, WA

Average rainfall days in May - Tietonview Grange, WA
  • Average rainfall days in May: 6.8 days

The month with the highest number of rainy days is March (10.8 days).
The month with the least rainy days is August (2 days).

Average snowfall in May
Tietonview Grange, WA

Average snowfall in May - Tietonview Grange, WA
  • Average snowfall in May: 0"

The month with the highest snowfall is December (2.76").
The months with the least snowfall are April, May, June, July, August and October (0").

Average snowfall days in May
Tietonview Grange, WA

Average snowfall days in May - Tietonview Grange, WA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (5.4 days).
The months with the least snowfall days are May, June, July, August and October (0 days).

Average daylight in May /
Average sunshine in May
Tietonview Grange, WA

Average daylight in May / Average sunshine in May - Tietonview Grange, WA
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in May: 11h and 2min

The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in May
Tietonview Grange, WA

Average sunshine days in May - Tietonview Grange, WA
  • Average sunshine days in May: 21.2 days

The month with the most sunshine days is July (27.5 days).
The month with the least sunshine days is February (15.8 days).

Average UV index in May
Tietonview Grange, WA

Average UV index in May - Tietonview Grange, WA
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Tietonview Grange, WA

Average cloud cover in May - Tietonview Grange, WA
  • Average cloud cover in May: 22

The month with the most cloud cover is January (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 9).

Average visibility in May
Tietonview Grange, WA

Average visibility in May - Tietonview Grange, WA
  • Average visibility in May: 6mi

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

Tietonview Grange, Washington, USA

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