Measurements:
°C
°F
CURRENT WEATHER
04:20
Heidelberg
38°F
NE 4 mph
Feels like: 36°F
Precip: 0%
World Resorts Germany Heidelberg Weather May Weather in Heidelberg

Heidelberg Weather: May

Average Day Temperature: 66.3°F
Average Night Temperature: 50.0°F
Number of Sunny Days: 12 days
Sunshine Hours: 14.6 - 16.0 hours
Number of Rainy Days: 5 days
Precipitation Totals: 2.6 in
detailed information

Air Temperature in May, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
13
26
39
52
65
78
91
104
Day Temperature   
Night Temperature

The highest day temperature in May 2024 was 78°F. The lowest night temperature was 46°F. The average values for day and night temperatures during May were 65.5°F и 52.9°F respectivly.

Sunny, Cloudy and Gloomy days
Sunny days
Cloudy days
Gloomy days
38%
31%
31%

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
0.5
0.9
1.4
1.8
2.3
2.7
3.2

Precipitation total in May for Heidelberg is 2.6 in. It makes may one of the most rainy months of the year.

Wind Speed in May, mph
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.3
2.7
4.0
5.4
6.7
8.0
9.4

The average wind speed in May is 6.6 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.7
3.4
5.1
6.7
8.4
10.1
11.8

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 Heidelberg in May is 8.6 hours.

Best Time to Visit Heidelberg
The most sunny months:
August 15 days
September 14 days
July 13 days
The most warm months:
August 79.4 °F
July 78.4 °F
June 75.1 °F
The most cold months:
January 37.5 °F
December 40.1 °F
February 41.2 °F
The most rainy months:
June 6 days
May 5 days
July 5 days
The most windy months:
February 7 mph
January 7 mph
March 7 mph
more details

Heidelberg on the Weather Map

Germany Resorts:
NAME
F°
Bavaria +34
Berlin +38
Bremen +44
Cologne +46
Dortmund +44
Dusseldorf +46
Frankfurt +42
Hamburg +42
Hannover +44
Kiel +40
Lubeck +42
Munchen +40
Numberg +36
Rostock +40
Stuttgart +38
all resorts
24 Hours Weather Forecast
Heidelberg
Local time: 04:20
30 mar, sunday
0600 38°F
NE
4 mph
0900 46°F
NE
9 mph
1200 50°F
NE
14 mph
1500 48°F
E
15 mph
1800 50°F
E
12 mph
2100 44°F
SE
8 mph
31 mar, monday
0000 40°F
E
9 mph
0300 42°F
SE
9 mph