Country Overview For United States Of America
For Washington The wettest month for Washington
HISTORICAL MONTHLY AVERAGES FOR MAY
The information presented below gives detailed historical monthly average weather conditions along with exceptional weather occurrences. To maintain relevance to current weather trends the displayed information has been calculated using data collected over the past two decades. The climate profile is taken from closest available data source to Superior National Golf Course.
Temperature
Throughout the month of May daytime temperatures will generally reach highs of around 11°C that's about 52°F. At night the average minimum temperature drops down to around 4°C, that's 39°F.
In recent times the highest recorded temperature in May has been 24°C that's 76°F, with the lowest recorded temperature -4°C, about 25°F.
Relative Humidity
The average daily relative humidity for May is around 64%.
Heat Index
The Heat Index is a measure of how hot it feels when relative humidity is added to actual air temperature. From this a comfort level is calculated providing categories on how heat conditions might adversely affect someone.
Comfort Levels: Given average maximum temperatures and humidity levels generally you should not anticipate any discomfort from heat (see heat index for more information).
Precipitation
The average monthly amount of precipitation has been recorded at around 0 mm, that's 0 inches.
Wind
The average daily wind speed in May has been around 11 km/h, that’s the equivalent to about 7 mph, or 6 knots. In recent years the maximum sustained wind speed has reached 56 km/h, that’s the equivalent of around 35 mph, or 30 knots.
YEARLY TRENDS: WEATHER AVERAGES & EXTREMES
The following charts show yearly weather trends with information on monthly weather averages and extremes.
Temperature
The chart below plots the average high and low temperature for each month of the year. It also shows the maximum and minimum recorded temperatures.
Precipitation Amount
The chart below plots the average monthly precipitation amount.
Wind Speed
The chart below plots the average daily wind speed you can expect for any month. It also shows the maximum recorded sustained wind speed for each month.