Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
May marks a rise in the average high-temperature, moving from April's cool 52.9°F (11.6°C) to a comfortable 61.9°F (16.6°C). Fall City records a marked divergence from the day's high temperatures, with nights in May averaging at a cold 40.1°F (4.5°C).Humidity
In Fall City, the average relative humidity in May is 77%.Rainfall
In Fall City, Washington, in May, it is raining for 14.7 days, with typically 1.93" (49mm) of accumulated precipitation. In Fall City, during the entire year, the rain falls for 184.9 days and collects up to 39.96" (1015mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In Fall City, Washington, the average length of the day in May is 15h and 9min.On the first day of May in Fall City, sunrise is at 5:48 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 5:13 am and sunset at 8:56 pm PDT.
Sunshine
In Fall City, the average sunshine in May is 8.6h.UV index
The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 4 in May, converts into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. To guard against the harmful effects of the Sun, minimize exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Fall City in May?
What is the average humidity in May in Fall City?
How much does it rain in Fall City in May?
When it does not snow in Fall City?
Does it snow in Fall City in May?
What is the average length of the day in May in Fall City?
When are sunrise and sunset in May in Fall City?
How many hours of sunshine does Fall City have in May?
What is the UV index reading in May in Fall City?
Average temperature in May
Fall City, WA
- Average high temperature in May: 61.9°F
The warmest month (with the highest average high temperature) is August (74.8°F).
The month with the lowest average high temperature is December (39.7°F).
- Average low temperature in May: 40.1°F
The month with the highest average low temperature is August (48.7°F).
The coldest month (with the lowest average low temperature) is December (29.8°F).
Average pressure in May
Fall City, WA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).
Average wind speed in May
Fall City, WA
- Average wind speed in May: 3.5mph
The windiest month (with the highest average wind speed) is January (5.1mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).
Average humidity in May
Fall City, WA
- Average humidity in May: 77%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is July (71%).
Average rainfall in May
Fall City, WA
- Average rainfall in May: 1.93"
The wettest month (with the highest rainfall) is January (6.1").
The driest months (with the least rainfall) are July and August (0.59").
Average rainfall days in May
Fall City, WA
- Average rainfall days in May: 14.7 days
The month with the highest number of rainy days is March (20.5 days).
The month with the least rainy days is August (6.4 days).
Average snowfall in May
Fall City, WA
- Average snowfall in May: 0"
The month with the highest snowfall is February (3.94").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Fall City, WA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Fall City, WA
- Average daylight in May: 15h and 1min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).
Average sunshine days in May
Fall City, WA
- Average sunshine days in May: 13.4 days
The month with the most sunshine days is August (21.9 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in May
Fall City, WA
- Average UV index in May: 4
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in May
Fall City, WA
- Average cloud cover in May: 49
The months with the most cloud cover are January, February, March and December (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in May
Fall City, WA
- Average visibility in May: 5mi
The months with the highest visibility are May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).