Weather risk planner
Weather risk for filming in Frankfurt am Main
Three exterior days in Frankfurt am Main in January: rain hits at least one with 84 % probability. In September it is 66 %. The tool is set to Frankfurt am Main — enter your own days.
- At least one day hit
- 84 %
- Expected lost days
- —
- Cover days to hold
- —
- Risk per day
- —
- Rain days in month
- —
- Sunshine per day
- —
- Daylight
- —
- Mean temperature
- —
Your shoot, played out 20 times
Same number of days in every month — click a month
- risk of at least one lost day
- sunshine hours per day
| Lost days | Probability | This many or fewer |
|---|
Runs in your browser. Nothing you enter is sent anywhere.
Rain risk in Frankfurt am Main, month by month
Frankfurt am Main averages 14 rain days in January and 9 in September. A rain day here is any day with at least 1 mm of precipitation, averaged over 2015–2024. The risk columns assume every exterior day can be lost; the cover-day column is what you need to be 90 % sure a five-day exterior block finishes.
| Month | Rain days | 3 days: ≥ 1 hit | 5 days: ≥ 1 hit | Cover days (5 d, 90 %) | Sun/day | Mean temp |
|---|---|---|---|---|---|---|
| January | 14 | 84 % | 95 % | 4 | 3.5 h | 2.7 °C |
| February | 11 | 77 % | 92 % | 3 | 5.8 h | 3.9 °C |
| March | 13 | 80 % | 93 % | 4 | 7.6 h | 6.5 °C |
| April | 11 | 75 % | 90 % | 3 | 10.2 h | 10.1 °C |
| May | 11 | 73 % | 89 % | 3 | 11.1 h | 14.8 °C |
| June | 10 | 70 % | 87 % | 3 | 11.9 h | 19.7 °C |
| July | 10 | 69 % | 86 % | 3 | 12.2 h | 21.1 °C |
| August | 10 | 69 % | 86 % | 3 | 11.0 h | 21.0 °C |
| September | 9 | 66 % | 83 % | 3 | 9.5 h | 16.5 °C |
| October | 12 | 77 % | 91 % | 3 | 6.2 h | 11.6 °C |
| November | 13 | 82 % | 94 % | 4 | 4.1 h | 6.3 °C |
| December | 13 | 80 % | 93 % | 4 | 2.9 h | 3.9 °C |
When to shoot exteriors in Frankfurt am Main
Weighing daylight against rain days, June comes out best: 16 h 21 min of daylight, 10 rain days and 11.9 hours of sunshine a day. The sunniest month is July (12.2 h a day).
The month matters here: five exterior days run a 83 % risk of losing at least one day in September, but 95 % in January — 3 against 4 cover days for 90 % certainty.
Rain days are not grey days: even in January, the wettest month, the sun shines 3.5 hours a day on average. Many of those rain days are wet for an hour, not all day — if your scenes can wait out a shower, lower the share slider in the tool.
Frequently asked
What is the rainiest month in Frankfurt am Main?
January, with 14 days of at least 1 mm rain on average (2015–2024). The driest is September with 9.
How many cover days should I plan for an exterior shoot in Frankfurt am Main?
For five exterior days and 90 % certainty: 3 in September, 4 in January. The tool above calculates it for your exact number of days.
Is this a weather forecast?
No — it is climate: what the last ten years looked like on average. From about ten days before the shoot, the national weather service forecast is the better source.