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The weather in May in Rainbow

It's pleasantly warm in May in Rainbow with an average temperature of 20°C. Temperatures this month range from a low of 18°C to a high of 25°C. At night, you can expect temperatures between 5°C and 9°C.

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

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Rainbow, Oregon. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 32°C in 2023, Rainbow 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 -3°C to a highest value of 14°C.

Precipitation and snowfall

In May, there is an average of 50 mm of precipitation, spread over 8 days. Of the total precipitation, about 0,2 cm falls as snow in May. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in May for Rainbow

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

May weather comparison

  Rainbow New York
Average temperature 20°C 22°C
Max. temperature 25°C 28°C
Min. temperature 5°C -5°C
Total precipitation 50 mm 105 mm
Rainy days 8 days 14 days
Total snowfall 0,2 cm 0 cm
Snowy days 1 day 0 days

Start of May

The month of May starts in Rainbow with mild temps, averaging around 20°C during the day and nights around 6°C.

Mid May

By mid-May, daytime temps stay steady at around 20°C, with nights around 8°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 Rainbow is around 22°C, while nighttime temps are about 8°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.

UV index

The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

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

Temperature charts

These charts show the average temperatures in May in Rainbow, Oregon. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in May in Rainbow

Temperature in May in Rainbow over the years

Precipitation charts

These charts show the average amount of precipitation in May in Rainbow, Oregon. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in May in Rainbow

Total precipitation in May in Rainbow over the years

Daily Snowfall in May in Rainbow

Snowfall in May in Rainbow per year

Daily UV index in May in Rainbow

This chart shows the average daily UV index in May in Rainbow, 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.

Weather experiences in May in Rainbow

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Average weather in Rainbow by month

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