Weather in Hannover in May 2025
Average weather
Average temperature in Hannover in May
Going from a maximum of +81°F during the day to a minimum of +37°F during the night, the temperature in May averages around +66°F.
The average maximum temperature goes up 21% by the end of the month, compared with the beginning of the month, from +70°F to +79°F.
Is Hannover warm or cold in May?
Hannover is typically mild in May.
Maximum temperatures go up compared to the previous month from +57°F to +64°F. The minimum temperature also goes up from +41°F to +46°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
Take a look at how May is compared to other months in Hannover:
Climate in Hannover in May
| April | May | June | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +57°F | +64°F | +70°F | ||||
| Min. temperature | ||||||
| +19°F | +30°F | +39°F | ||||
| Max. temperature | ||||||
| +81°F | +90°F | +95°F | ||||
| Rainfall | ||||||
| 52 mm | 62 mm | 71 mm | ||||
| Wind | ||||||
| 3 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 71% | 71% | 72% | ||||
| Air pressure | ||||||
| 1014 HPa | 1014 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 6 | 7 | 5 | ||||
| Cloudy days | ||||||
| 7 | 7 | 6 | ||||
| Rainy days | ||||||
| 16 | 16 | 16 | ||||
| Snowy days | ||||||
| 1 | 0 | 0 | ||||
May often has better weather than April. It’s getting warmer as May arrives. The average maximum temperature goes up from +57°F to +64°F during the day. Prepare for more rain. Average rainfall goes from 52 mm to 62 mm. Humidity levels don’t change as the month goes on, averaging around 71%. Winds are calmer in comparison to April, going down from 3 m/s to 2 m/s on average. The good news is there are likely to be more sunny days in May, from 6 to 7.
June brings much the same weather, it remains good.
Wind
The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Hannover is gradually increasing during May, going from 2 m/s to 2 m/s over the course of the month.
Rain
How was the weather last May in Hannover?
Climate Change Over the Years
The climate in Hannover in May has not changed that much over the last 43 years.
The average temperature was the lowest in 1987 (+52°F) and the highest in 2022 (+61°F). The driest year was 2018 with only 502 mm of rainfall, and the wettest year was 2023 with 1067 mm.
FAQ
Is May a good time to visit Hannover?
Can you sunbathe in Hannover in May?
Is Hannover rainy in May?
Is it sunny in Hannover in May?
Other cities in Germany
Monthly weather in Hannover
Source of the data
For this page, we’ve looked at the typical weather in Hannover, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.