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Frankfurt am Main, Hesse Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Frankfurt am Main, Hesse?
Frankfurt am Main, Hesse gets 643 mm of precipitation a year over about 154 rainy days. July is the warmest month (average high 26°C) and January the coldest (average low 1°C).
Oceanic climate
Frankfurt am Main, Hesse has warm summers and chilly winters. Daytime highs range from about 5°C in January to 26°C in July. July is usually the wettest month. The most comfortable time to visit is typically May to June and August to September, when daytime highs sit near 23°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | 1° | 6° |
| Spring | Mar–May | 7° | 16° |
| Summer | Jun–Aug | 15° | 26° |
| Autumn | Sep–Nov | 8° | 15° |
How much rain does Frankfurt am Main get?
Frankfurt am Main gets 643 mm of precipitation in an average year, spread over about 154 days with measurable rain. That is fewer rainy days than 85% of Germany.
July is the wettest month, with 68 mm. April is the driest, with 38 mm. December has the most rainy days, about 16.
The longest dry spell in the last five years lasted 22 days, to June 6, 2023.
From October 2025 to September 2026 Frankfurt am Main got 447 mm of rain, against a normal of 643 mm for those months. February 2026 had the most, with 87 mm.
Frankfurt am Main weather by month
Frankfurt am Main weather in January
In January, Frankfurt am Main averages a high of 5°C and a low of 1°C. It gets 52 mm of precipitation over about 15 rainy days. Estimated sunshine is 20% of daylight hours, derived from ERA5 cloud cover. The January record high is 16°C (2025) and the record low is -15°C (2009).
Frankfurt am Main weather in February
In February, Frankfurt am Main averages a high of 7°C and a low of 1°C. It gets 44 mm of precipitation over about 13 rainy days. Estimated sunshine is 28% of daylight hours, derived from ERA5 cloud cover. The February record high is 19°C (2019) and the record low is -15°C (1986).
Frankfurt am Main weather in March
In March, Frankfurt am Main averages a high of 12°C and a low of 3°C. It gets 41 mm of precipitation over about 12 rainy days. Estimated sunshine is 39% of daylight hours, derived from ERA5 cloud cover. The March record high is 25°C (1989) and the record low is -9°C (1987).
Frankfurt am Main weather in April
In April, Frankfurt am Main averages a high of 17°C and a low of 7°C. It gets 38 mm of precipitation over about 11 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The April record high is 30°C (2012) and the record low is -3°C (1986).
Frankfurt am Main weather in May
In May, Frankfurt am Main averages a high of 21°C and a low of 11°C. It gets 62 mm of precipitation over about 13 rainy days. Estimated sunshine is 39% of daylight hours, derived from ERA5 cloud cover. The May record high is 35°C (2005) and the record low is 2°C (2019). May is one of the most comfortable months to visit.
Frankfurt am Main weather in June
In June, Frankfurt am Main averages a high of 24°C and a low of 14°C. It gets 60 mm of precipitation over about 11 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The June record high is 41°C (2026) and the record low is 6°C (1989). June is one of the most comfortable months to visit.
Frankfurt am Main weather in July
In July, Frankfurt am Main averages a high of 26°C and a low of 16°C. It gets 68 mm of precipitation over about 13 rainy days. Estimated sunshine is 41% of daylight hours, derived from ERA5 cloud cover. The July record high is 40°C (2019) and the record low is 8°C (1986).
Frankfurt am Main weather in August
In August, Frankfurt am Main averages a high of 26°C and a low of 16°C. It gets 60 mm of precipitation over about 12 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The August record high is 39°C (2015) and the record low is 8°C (1986). August is one of the most comfortable months to visit.
Frankfurt am Main weather in September
In September, Frankfurt am Main averages a high of 21°C and a low of 12°C. It gets 50 mm of precipitation over about 11 rainy days. Estimated sunshine is 44% of daylight hours, derived from ERA5 cloud cover. The September record high is 33°C (2024) and the record low is 4°C (1987). September is one of the most comfortable months to visit.
Frankfurt am Main weather in October
In October, Frankfurt am Main averages a high of 15°C and a low of 8°C. It gets 54 mm of precipitation over about 13 rainy days. Estimated sunshine is 27% of daylight hours, derived from ERA5 cloud cover. The October record high is 27°C (2011) and the record low is -3°C (2003).
Frankfurt am Main weather in November
In November, Frankfurt am Main averages a high of 9°C and a low of 4°C. It gets 53 mm of precipitation over about 14 rainy days. Estimated sunshine is 23% of daylight hours, derived from ERA5 cloud cover. The November record high is 22°C (2020) and the record low is -8°C (1988).
Frankfurt am Main weather in December
In December, Frankfurt am Main averages a high of 6°C and a low of 2°C. It gets 63 mm of precipitation over about 16 rainy days. Estimated sunshine is 16% of daylight hours, derived from ERA5 cloud cover. The December record high is 17°C (2022) and the record low is -14°C (2009).
Sunshine, humidity and wind in Frankfurt am Main
September is the sunniest month in Frankfurt am Main, with estimated sunshine of 44% of daylight hours from ERA5 cloud cover. December is the cloudiest, at 16%. The annual cloud-cover estimate is 34% of daylight hours; it is not a measurement of sunshine duration. Frankfurt am Main is sunnier than 77% of Germany.
Humidity peaks in December at 87% and is lowest in July at 56%.
Frankfurt am Main has about 8 days a year above 32°C. Frankfurt am Main is hotter than 98% of Germany.
First and last freeze in Frankfurt am Main
The first fall freeze in Frankfurt am Main typically comes around November 15, and the last spring freeze around March 30. That leaves a frost-free growing season of about 230 days.
Frankfurt am Main weather records
These records cover FRANKFURT/MAIN-WESTEND during 1985–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Frankfurt am Main station is 41°C, on June 27, 2026. The coldest is -15°C, on February 9, 1986.
The wettest day in the available station history brought 61 mm of precipitation, on July 17, 2002.
43 all-time records have been set at the station since 1985.
The annual mean temperature has changed by +0.4°C per decade since 1986.
The best time to visit Frankfurt am Main
The most comfortable time to visit is typically May to June and August to September, when daytime highs sit near 23°C.
Winter (December–February) is chilly, with average highs around 6°C and lows near 1°C.
Spring (March–May) is mild, with average highs around 16°C and lows near 7°C.
Summer (June–August) is warm, with average highs around 25°C and lows near 15°C.
Autumn (September–November) is mild, with average highs around 15°C and lows near 8°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | 1° | 5° | 52 mm | 15 | 84% | 20% | 16° | -15° |
| February | 1° | 7° | 44 mm | 13 | 77% | 28% | 19° | -15° |
| March | 3° | 12° | 41 mm | 12 | 68% | 39% | 25° | -9° |
| April | 7° | 17° | 38 mm | 11 | 63% | 42% | 30° | -3° |
| May | 11° | 21° | 62 mm | 13 | 63% | 39% | 35° | 2° |
| June | 14° | 24° | 60 mm | 11 | 59% | 42% | 41° | 6° |
| July | 16° | 26° | 68 mm | 13 | 56% | 41% | 40° | 8° |
| August | 16° | 26° | 60 mm | 12 | 60% | 42% | 39° | 8° |
| September | 12° | 21° | 50 mm | 11 | 68% | 44% | 33° | 4° |
| October | 8° | 15° | 54 mm | 13 | 82% | 27% | 27° | -3° |
| November | 4° | 9° | 53 mm | 14 | 86% | 23% | 22° | -8° |
| December | 2° | 6° | 63 mm | 16 | 87% | 16% | 17° | -14° |
Station: FRANKFURT/MAIN-WESTEND, 2 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1985–2026; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Frankfurt am Main climate questions
How much rain does Frankfurt am Main get?
Frankfurt am Main gets 643 mm of precipitation in an average year, over about 154 rainy days.
What is the wettest month in Frankfurt am Main?
July is the wettest month in Frankfurt am Main, with 68 mm. April is the driest, with 38 mm.
How many rainy days does Frankfurt am Main have a year?
Frankfurt am Main has about 154 days with measurable rain in an average year. December has the most, about 16.
What is the hottest month in Frankfurt am Main?
July is the warmest month in Frankfurt am Main, with an average high of 26°C.
What is the coldest month in Frankfurt am Main?
January is the coldest month in Frankfurt am Main, with an average low of 1°C.
What is the record high temperature in Frankfurt am Main?
Within the available 1985–2026 station history, the record high at the Frankfurt am Main station is 41°C, set on June 27, 2026. The record low is -15°C, on February 9, 1986.
What is the sunniest month in Frankfurt am Main?
September is the sunniest month in Frankfurt am Main, with estimated sunshine of 44% of daylight hours from ERA5 cloud cover. December is the cloudiest.
When is the first frost in Frankfurt am Main?
The first fall freeze in Frankfurt am Main typically comes around November 15. The last spring freeze is around March 30.
What is the best time to visit Frankfurt am Main?
The most comfortable time to visit is typically May to June and August to September, when daytime highs sit near 23°C.