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Hannover in April: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Hannover in April will be like? Take a look at our weather guide for Hannover, based on historical data.
Check flight prices to Hannover on Avionero:
April

Weather in Hannover in April 2025

OK Weather
Mild
🌧️
Rainy
If you plan to visit Hannover in April, the weather is typically alright, with an average high temperature of +14°C during the day and approximately 6 sunny days. Expect some rainy, though, as there are typically 16 rainy days in the month and around 52 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • April is usually the driest month of the year in Hannover

Average weather

☀️
+14°C
Avg. max. temperature
-7°C
Min.
+27°C
Max.
52 mm
Total precipitation
71%
Avg. humidity
3 m/s
Avg. wind
6 ☀️
Sunny Days
7 ⛅️
Cloudy
16 🌦
Rainy
Our opinion: Hannover has OK weather in April.

Average temperature in Hannover in April

Here are the expected maximum, average and minimum temperatures in Hannover for April based on the historical data.
Last Year
Historical Data

Going from a maximum of +23°C during the day to a minimum of -2°C during the night, the temperature in April averages around +14°C.

The average maximum temperature goes up 20% by the end of the month, compared with the beginning of the month, from +12°C to +17°C.

Is Hannover warm or cold in April?

Hannover is typically mild in April.

Maximum temperatures go up compared to the previous month from +9°C to +14°C. The minimum temperature also goes up from +2°C to +5°C.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how April is compared to other months in Hannover:

Climate in Hannover in April

Hannover weather looks like this, on average, in April and the surrounding months.
MarchAprilMay
Avg. temperature
+9°C+14°C+18°C
Min. temperature
-21°C-7°C-1°C
Max. temperature
+24°C+27°C+32°C
Rainfall
54 mm52 mm62 mm
Wind
3 m/s3 m/s2 m/s
Humidity
77%71%71%
Air pressure
1014 HPa1014 HPa1014 HPa
Sunny days
467
Cloudy days
977
Rainy days
141616
Snowy days
410

April weather is still as ok as in March. It’s getting warmer as April arrives. The average maximum temperature goes up from +9°C to +14°C during the day. As April arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 54 mm to 52 mm. It feels drier, as humidity decreases from 77% to 71%. The average wind speed doesn’t change much during April, staying around 3 m/s. The good news is there are likely to be more sunny days in April, from 4 to 6.

But maybe it is worth considering traveling in May as the weather gets better.

Wind

Wind speed in Hannover in April based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Hannover is gradually decreasing during April, going from 4 m/s to 1 m/s over the course of the month.

Rain

Amount of rainfall in mm during April in Hannover based on historical data.
Last Year
Historical Data
Typically, there is a 43% chance of rain on an average day in April, with total rainfall of approximately 42 mm. The maximum amount of rainfall per day is around 8 mm, which is considered light rain. April is a pretty wet month with over 13 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how April is compared with other months in the amount of precipitation, total mm:
Hannover wettest month is July, where a typical day has a 58% chance of precipitation and 76 mm of rainfall per day. February, on the other hand, is the driest month with a mere 31% chance of precipitation and 38 mm of rainfall per day.

How was the weather last April in Hannover?

This is the weather in Hannover in April 2023:
1 April
🌧️
+12°C
2 April
☁️
+9°C
3 April
☀️
+9°C
4 April
☀️
+9°C
5 April
☀️
+11°C
6 April
☀️
+14°C
7 April
☀️
+15°C
8 April
☁️
+9°C
9 April
☀️
+13°C
10 April
☀️
+18°C
11 April
🌧️
+12°C
12 April
☀️
+11°C
13 April
🌧️
+14°C
14 April
☀️
+15°C
15 April
🌧️
+13°C
16 April
🌧️
+13°C
17 April
☀️
+16°C
18 April
☁️
+14°C
19 April
☀️
+15°C
20 April
☁️
+13°C
21 April
☀️
+21°C
22 April
☀️
+23°C
23 April
🌧️
+20°C
24 April
☁️
+14°C
25 April
☁️
+10°C
26 April
☀️
+11°C
27 April
☀️
+14°C
28 April
☀️
+14°C
29 April
☀️
+16°C
30 April
☀️
+17°C
In April 2023 Hannover had 18 sunny days, 6 cloudy days, and 6 rainy days. The average maximum temperature was +14°C, with an absolute maximum of +23°C and a minimum of +9°C. The average humidity was 72%, with a maximum of 100% and a minimum of 33%. The average wind speed was 3 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in April?

Climate Change over Years

This is how Hannover climate have been changing during last 43 years period.

The climate in Hannover in April has not changed much over the last 43 years.

The average temperature was the lowest in 1987 (+11°C) and the highest in 2022 (+16°C). The driest year was 2018 with only 502 mm of rainfall, and the wettest year was 2023 with 1067 mm.

FAQ

Frequently asked questions about the weather in Hannover in April:

Is April a good time to visit Hannover?

It’s always a good time to visit Hannover, but the weather is changeable in April, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Hannover in April?

April has mild temperatures in Hannover. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Hannover rainy in April?

Hannover is often rainy in April. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Hannover in April?

Usually, it’s not very sunny in Hannover in April, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Germany

Check out the weather for 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.