The highest day temperature in May 2023 was 89°F. The lowest night temperature was 39°F. The average values for day and night temperatures during May were 73.5°F и 56.2°F respectivly.

Most of the days in May are gloomy but you can also expect sunny days.

Precipitation total in May for Pella is 2.0 in. It makes may the most rainy month of the year.

The average wind speed in May is 9.5 mph.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Pella in May is 6.6 hours.