Climate averages 1991–2020

Debrecen weather
in May.

A mild, moderately wet month: the 5th warmest and the 10th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 21.8°C Daytime mean, May
Average low 11.7°C Night-time mean, May
Rainfall 66 mm 11 days with ≥1 mm
Daylight 15 h Sunrise to sunset, per day
Every month in Debrecen · average highYear overview

May is a mild month in Debrecen: daytime highs average 21.8°C and nights cool to about 11.7°C. By daytime temperature it is the 5th warmest of the 12 months.

Expect about 66 mm of rain on roughly 11 days, which makes May a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 15 h 05 min on an average May day.

The nearest other city in this atlas is Nyíregyháza (48 km away). In May its highs average 21.7°C, about as warm as Debrecen, with 70 mm of rain.

Among the 11 cities listed in Hungary, Debrecen ranks 4th of 11 for the warmest May highs and 5th of 11 for the driest May (rainfall, lowest first). The mean May high of those 11 cities is 21.5°C; Debrecen is 0.3°C warmer than that mean.

From May to June, average highs rise by 3.5°C to 25.3°C, and monthly rainfall rises from 66 mm to 73 mm.

The annual picture

May in context

30-year average
Average highAverage low°C
Average daily high and low temperatures by month The same values are available in the monthly table below. Lines show mean daily maxima and minima, not a forecast interval. -10-5051015202530 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly rainfall

Average total · mm
Average monthly rainfall totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 1000

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Debrecen climate table

1991–2020
Monthly climate averages for Debrecen, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 2.6°C-3.1°C-3.1°C348.18.99 h
February 5.2°C-2.3°C-2.3°C408.510.210 h
March 10.5°C1.3°C1.3°C398.411.912 h
April 16.9°C6.4°C6.4°C519.513.614 h
May, selected 21.8°C11.7°C11.7°C6611.015.115 h
June 25.3°C15.6°C15.6°C7311.715.916 h
July 27.2°C17.5°C17.5°C7711.015.616 h
August 27.3°C17.3°C17.3°C588.214.314 h
September 21.9°C12.7°C12.7°C568.212.613 h
October 16.0°C7.7°C7.7°C527.910.911 h
November 9.4°C2.8°C2.8°C478.49.49 h
December 3.4°C-1.8°C-1.8°C468.78.59 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

May in nearby cities

Distance from Debrecen

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Debrecen) is explained once on the Debrecen year overview and on the Sources, method and limits page.