GermanyAverage weather for Mainz in August
It's warm in August in Mainz with an average temperature of 24°C. Temperatures this month range from a low of 21°C to a high of 27°C. At night, you can expect temperatures between 13°C and 15°C.
Start of August
The month of August starts in Mainz with warm temps, averaging around 26°C during the day and nights around 15°C. You can expect regular precipitation, but there will also be some sunny days in the early part of the month.
With the temperature difference between day and night, it’s smart to wear layers.
Mid August
By mid-August, daytime temps drop to around 25°C, with nights around 15°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of August
By the end of August, the average daytime temperature in Mainz is around 24°C, while nighttime temps are about 14°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
In August, there is an average of 153 mm of precipitation, spread over 15 days. The wind speed is around 3 Bft, mostly coming from the South.
Mainz in August |
New York | ||
|---|---|---|---|
 Average temperature |
24°C | 30°C | |
 Max. temperature |
27°C | 31°C | |
| Min. temperature |
21°C | -5°C | |
 Total precipitation |
153 mm | 79 mm | |
| Rainy days |
15 days | 13 days | |
July
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Mainz?
Looking for sun? August isn’t a good month to be in Mainz. The temperature is nice, but there’s too much chance of rain.
Temperature records
With 34°C in 2015, Mainz reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 13°C in 2023. The extreme nighttime temperatures ranged from a lowest recorded value of 5°C to a highest value of 21°C.
Check out the climate of Mainz for all months and discover the best travel time
Curious about the weather in other parts of Germany? Check out the climate and weather for spots like Sauerland, Bavaria, or explore other destinations in Germany.
Daily Temperature in August in Mainz
This chart shows the average daily high and low temperatures in August for Mainz, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Mainz
The chart below shows the average daily precipitation in August for Mainz, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 15 days of precipitation in Mainz.
Daily UV index in August in Mainz
This chart shows the average daily UV index in August in Mainz, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Mainz over the years
This chart shows the average temperature in August in Mainz, measured in degrees Celsius, over the past few years.
Total precipitation in August in Mainz over the years
This chart shows the average precipitation in August in Mainz, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Mainz
Click on any day in August to get detailed info about the usual weather on that day in Mainz. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Mainz
Have you been to Mainz in August?
Share your weather experience in August in Mainz.
Average weather in Mainz by month
Click on a month below to see detailed weather info for Mainz. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
