May weather forecast
Bunker Hill, OR

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Weather in May

May, the last month of the spring in Bunker Hill, is a moderate month, with an average temperature ranging between min 46.2°F (7.9°C) and max 58.6°F (14.8°C).

Temperature

April's transformation into May witnesses an average high-temperature of a refreshing 58.6°F (14.8°C), noting a minor change from the preceding month. The average temperature during May nights dips to a frosty 46.2°F (7.9°C).

Humidity

In May, the average relative humidity is 82%.

Rainfall

In May, the rain falls for 11.6 days. Throughout May, 1.69" (43mm) of precipitation is accumulated. Throughout the year, there are 153 rainfall days, and 33.5" (851mm) of precipitation is accumulated.

Snowfall

March through October and December are months without snowfall.

Daylight

The average length of the day in May is 14h and 43min.
On the first day of the month, sunrise is at 6:08 am and sunset at 8:19 pm. On the last day of May, sunrise is at 5:39 am and sunset at 8:50 pm PDT.

Sunshine

In May, the average sunshine is 8.8h.

UV index

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 4 in May leads to these recommendations:
Ensure safety - Recommendations to avert sunburn are presented. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

What are May temperatures in Bunker Hill?

In Bunker Hill, 58.6°F (14.8°C) is the average high-temperature and 46.2°F (7.9°C) is the average low-temperature during May.

What is the average humidity in May?

The average relative humidity in May is 82%.

How many days does it rain in May in Bunker Hill?

In Bunker Hill, in May, it is raining for 11.6 days, with typically 1.69" (43mm) of accumulated precipitation.

When it does not snow in Bunker Hill?

In Bunker Hill, snow does not fall in March through October and December.

How many hours of daylight does Bunker Hill have in May?

The average day length in May is 14h and 43min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:08 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:50 pm PDT.

How many hours of sunshine does Bunker Hill have in May?

In May, the average sunshine duration is 8.8h.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Bunker Hill, OR

Average temperature in May - Bunker Hill, OR
  • Average high temperature in May: 58.6°F

The warmest month (with the highest average high temperature) is August (66.9°F).
The month with the lowest average high temperature is December (49.1°F).

  • Average low temperature in May: 46.2°F

The month with the highest average low temperature is August (52.3°F).
The coldest months (with the lowest average low temperature) are February and December (41.7°F).

Average pressure in May
Bunker Hill, OR

Average pressure in May - Bunker Hill, OR
  • Average pressure in May: 30.06"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is September (30.01"Hg).

Average wind speed in May
Bunker Hill, OR

Average wind speed in May - Bunker Hill, OR
  • Average wind speed in May: 8.1mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

Average humidity in May
Bunker Hill, OR

Average humidity in May - Bunker Hill, OR
  • Average humidity in May: 82%

The months with the highest relative humidity are February and August (84%).
The months with the lowest relative humidity are April and October (81%).

Average rainfall in May
Bunker Hill, OR

Average rainfall in May - Bunker Hill, OR
  • Average rainfall in May: 1.69"

The wettest month (with the highest rainfall) is December (5.87").
The driest month (with the least rainfall) is July (0.16").

Average rainfall days in May
Bunker Hill, OR

Average rainfall days in May - Bunker Hill, OR
  • Average rainfall days in May: 11.6 days

The month with the highest number of rainy days is March (19.2 days).
The month with the least rainy days is August (3.5 days).

Average snowfall in May
Bunker Hill, OR

Average snowfall in May - Bunker Hill, OR
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").

Average snowfall days in May
Bunker Hill, OR

Average snowfall days in May - Bunker Hill, OR
  • 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 March, April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Bunker Hill, OR

Average daylight in May / Average sunshine in May - Bunker Hill, OR
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 4h and 24min).

Average sunshine days in May
Bunker Hill, OR

Average sunshine days in May - Bunker Hill, OR
  • Average sunshine days in May: 16.8 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is February (9.7 days).

Average UV index in May
Bunker Hill, OR

Average UV index in May - Bunker Hill, OR
  • Average UV index in May: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February and December (UV index 2).

Average cloud cover in May
Bunker Hill, OR

Average cloud cover in May - Bunker Hill, OR
  • Average cloud cover in May: 44

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and September (Cloud cover 28).

Average visibility in May
Bunker Hill, OR

Average visibility in May - Bunker Hill, OR
  • Average visibility in May: 6mi

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

Bunker Hill, Oregon, USA

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