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Average weather for Seattle Heights in May

It's cool to moderate in May in Seattle Heights with an average temperature of 18°C. Temperatures this month range from a low of 16°C to a high of 21°C. At night, you can expect temperatures between 9°C and 12°C.

Daily Temperature in May in Seattle Heights

Start of May

The month of May starts in Seattle Heights with mild temps, averaging around 18°C during the day and nights around 10°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.

Mid May

By mid-May, daytime temps rise to around 19°C, with nights around 11°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of May

By the end of May, the average daytime temperature in Seattle Heights is around 20°C, while nighttime temps are about 12°C. A shower might pop up, but overall, the weather will be dry and sunny.

In May, there is an average of 81 mm of precipitation, spread over 8 days. The wind speed is around 3 Bft, mostly coming from the West.

Seattle Heights in May

New York
Temperature Average temperature
18°C 22°C
Sun Max. temperature
21°C 28°C
Sun Min. temperature
16°C -5°C
Rain Total precipitation
81 mm 105 mm
Rain Rainy days
8 days 14 days

UV index

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Is May a good time to visit Seattle Heights?

Looking for great weather? May is a good time to be in Seattle Heights. The temperatures are nice, and there’s not too much rain.

Temperature records

With 31°C in 2023, Seattle Heights reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 8°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 4°C to a highest value of 18°C.

Check out the climate of Seattle Heights for all months and discover the best travel time

Daily Temperature in May in Seattle Heights

This chart shows the average daily high and low temperatures in May for Seattle Heights, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.

Daily Temperature in May in Seattle Heights

Daily Precipitation in May in Seattle Heights

The chart below shows the average daily precipitation in May for Seattle Heights, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.

A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for May, you can expect about 8 days of precipitation in Seattle Heights.

Daily Precipitation in May in Seattle Heights

Daily UV index in May in Seattle Heights

This chart shows the average daily UV index in May in Seattle Heights, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Daily UV Index in May in Seattle Heights

Temperature in May in Seattle Heights over the years

This chart shows the average temperature in May in Seattle Heights, measured in degrees Celsius, over the past few years.

Temperature in May in Seattle Heights Over the Years

Total precipitation in May in Seattle Heights over the years

This chart shows the average precipitation in May in Seattle Heights, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.

Precipitation in May in Seattle Heights over the years

Daily weather in May for Seattle Heights

Click on any day in May to get detailed info about the usual weather on that day in Seattle Heights. Check out the historical temperatures and precipitation over the past 10 years on this day.

Weather experiences in May in Seattle Heights

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Average weather in Seattle Heights by month

Click on a month below to see detailed weather info for Seattle Heights. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.


Or check out the climate of Seattle Heights for all months at once

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