easeweather.com
Units
°C
°F
Mainz
Forecast Today Tomorrow
More destinations
Rheinland-Pfalz GermanyUnited States
Search for a location
Search
Mainz
AugsburgBambergBerchtesgadenBerlinBielefeldBochumBonnBrandenburg an der HavelBreisach am RheinBremenBurgriedenCochemDortmundDresdenDuisburgDüsseldorfErfurtEssenFrankfurtFrankfurt am MainFreiburgFüssenGarmisch-PartenkirchenHamburgHannoverHeidelbergIngolstadtJelmstorfKaiserslauternKasselKoblenzKölnLeipzigMagdeburg
Mainz
MannheimMunichNürnbergPassauPotsdamRegensburgRothenburg ob der TauberRüdesheim am RheinSpeyerStuttgartTitiseeTrierUlmWeidenWinterbergWuppertalWürzberg More Locations
Germany weather

Weather in Mainz for May 2026

Your guide to Mainz weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Mainz at the beginning of May is 18.6 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 21.3 °C by the end of May.

    • Rain 🌧️

  • Mainz experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 94.5 mm.

    • More

  • Is May a good time to visit Mainz? check out the best time to travel to Mainz page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
7
Dry days
Average rainy days
24
Rainy days
Average snowy days
0
Snow days
Average temperatures
19°/10°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
71 %
Avg humidity

Mainz Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Patchy rain possible
23°
2
Patchy rain possible
19°
3
Partly cloudy
17°
4
Partly cloudy
17°
5
Moderate rain at times
18°
6
Patchy rain possible
18°
7
Moderate rain at times
18°
8
Patchy rain possible
16°
9
Moderate or heavy rain shower
18°
10
Moderate or heavy rain shower
19°
11
Partly cloudy
21°
12
Moderate rain at times
20°
13
Patchy rain possible
20°
14
Patchy rain possible
22°
15
Moderate rain at times
19°
16
Patchy rain possible
17°
17
Overcast
18°
18
Partly cloudy
18°
19
Overcast
20°
20
Overcast
19°
21
Partly cloudy
22°
22
Heavy rain at times
20°
23
Patchy rain possible
17°
24
Overcast
16°
25
Sunny
21°
26
Partly cloudy
21°
27
Sunny
20°
28
Sunny
21°
29
Partly cloudy
20°
30
Partly cloudy
22°
31
Sunny
24°

Temperatures trend during May in Mainz

See the weather trend as well as the moving average line

May weather in Mainz day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Patchy rain possible
Patchy rain possible
 23° /12° 0.4 mm 6
2 May Patchy rain possible
Patchy rain possible
 19° /11° 1.1 mm 5
3 May Partly cloudy
Partly cloudy
 17° /8° 2.7 mm 4
4 May Partly cloudy
Partly cloudy
 17° /7° 1 mm 4
5 May Moderate rain at times
Moderate rain at times
 18° /9° 2.4 mm 4
6 May Patchy rain possible
Patchy rain possible
 18° /10° 5.1 mm 4
7 May Moderate rain at times
Moderate rain at times
 18° /10° 5 mm 4
8 May Patchy rain possible
Patchy rain possible
 16° /9° 5.5 mm 4
9 May Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /9° 6.3 mm 5
10 May Moderate or heavy rain shower
Moderate or heavy rain shower
 19° /9° 4 mm 5
11 May Partly cloudy
Partly cloudy
 21° /10° 1.8 mm 5
12 May Moderate rain at times
Moderate rain at times
 20° /11° 1.3 mm 5
13 May Patchy rain possible
Patchy rain possible
 20° /11° 0.2 mm 5
14 May Patchy rain possible
Patchy rain possible
 22° /10° 0.2 mm 5
15 May Moderate rain at times
Moderate rain at times
 19° /10° 1 mm 4
16 May Patchy rain possible
Patchy rain possible
 17° /9° 5.4 mm 4
17 May Overcast
Overcast
 18° /8° 3 mm 4
18 May Partly cloudy
Partly cloudy
 18° /8° 0.7 mm 5
19 May Overcast
Overcast
 20° /9° 2.7 mm 5
20 May Overcast
Overcast
 19° /11° 0.3 mm 5
21 May Partly cloudy
Partly cloudy
 22° /12° 1.4 mm 5
22 May Heavy rain at times
Heavy rain at times
 20° /11° 1.5 mm 5
23 May Patchy rain possible
Patchy rain possible
 17° /9° 3.1 mm 4
24 May Overcast
Overcast
 16° /8° 3.8 mm 4
25 May Sunny
Sunny
 21° /9° 2.6 mm 5
26 May Partly cloudy
Partly cloudy
 21° /10° 0.8 mm 5
27 May Sunny
Sunny
 20° /10° 0.9 mm 5
28 May Sunny
Sunny
 21° /10° 1.9 mm 5
29 May Partly cloudy
Partly cloudy
 20° /11° 2.2 mm 5
30 May Partly cloudy
Partly cloudy
 22° /11° 2.1 mm 5
31 May Sunny
Sunny
 24° /13° 1.9 mm 6
Next
Important Notice
Our weather forecast for Mainz in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Mainz forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Mainz in May - FAQ

What are the expected maximum and minimum temperatures in Mainz during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Mainz during May?
Moderate rainfall is anticipated in Mainz during May, with a total of 94.5 mm spread over approximately 24 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Mainz during May?
The average wind speed in Mainz during May is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Mainz in May?

As you prepare for your trip to Mainz in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Mainz, during May, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

May rainfall patterns in Mainz

Explore the daily rainfall trends and prepare for Mainzs May weather 💧

UV exposure in Mainz during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

Quick links

More Mainz weather pages
You are here
Location coordinates Where is Mainz?

Get accurate weather forecasts for Mainz, located at latitude 49.984 and longitude 8.279. Stay updated with localized weather information tailored for Mainz.

Found a mistake?
We appreciate your attention to details. Tell us here.