January in Black Forest — off-season conditions
Hardest · 3.5/10January averages -1°C (30°F), cold enough that sightseeing works in bursts rather than in one long day on foot.
At 90 mm of water-equivalent precipitation this is a snowy month at resort level — that is snowpack, not lost days — with about 7 days with 6+ hours of sunshine and 8.5 hours of daylight.
It scores 3.5/10 here, 11th of 12 months, against 8.5/10 in the destination's best month.
Figure on low-season pricing, with crowds are light for this destination.
Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, footwear you can get muddy.
Flexible dates? July scores 5 points higher here — enough to change the trip.
February in Black Forest — the hardest end of the year
Hardest · 4.5/10February averages 0°C (32°F), cold enough that sightseeing works in bursts rather than in one long day on foot.
At 80 mm of water-equivalent precipitation this is a snowy month at resort level — that is snowpack, not lost days — with about 9 days with 6+ hours of sunshine and 10 hours of daylight.
It scores 4.5/10 here, 9th of 12 months, against 8.5/10 in the destination's best month.
Figure on low-season pricing, with crowds are light for this destination.
Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, footwear you can get muddy.
Flexible dates? July scores 4 points higher here — enough to change the trip.
March in Black Forest: mixed conditions, plan around the weather
Trade-offs · 6.2/10Expect 4°C (39°F) in March. A good month for city streets, viewpoints and long meals; leave swimming for another season.
Budget for roughly 80 mm of rain this month — a flexible day or two helps — with about 13 days with 6+ hours of sunshine and 12 hours of daylight to work around it.
That is 6.2/10 on the same scale — 7th of 12 months, versus 8.5/10 for the best month here.
Expect mid-season pricing, and crowds are moderate.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a packable rain layer, footwear you can get muddy.
If your dates are flexible, July is materially better in Black Forest — 2.3 points higher on the same scale.
April in Black Forest: strong conditions, 6th of 12
Good · 7.7/10April averages 8°C (46°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.
Rainfall runs 75 mm, so plan one flexible day in three; you still get about 16 days with 6+ hours of sunshine and 13.8 hours of daylight.
It scores 7.7/10 here, 6th of 12 months, against 8.5/10 in the destination's best month.
Plan for mid-season pricing, with crowds are moderate.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a packable rain layer, footwear you can get muddy.
May holds up well in Black Forest — 3rd best month
Good · 8.2/10Temperatures hover around 12°C (54°F) — the kind of month where neither heat nor cold forces the schedule.
110 mm of rain signals a properly wet month, with only about 18 days with 6+ hours of sunshine to count on — build indoor options into the schedule.
That is 8.2/10 on the same scale — 3rd of 12 months, versus 8.5/10 for the best month here.
Budget for mid-season pricing, and crowds are moderate.
Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella, footwear you can get muddy.
June in Black Forest — reliably good (4th best month)
Good · 8.2/10June averages 16°C (61°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.
At 120 mm this is a genuinely wet month: about 19 days with 6+ hours of sunshine in total, and outdoor plans need an indoor fallback.
It scores 8.2/10 here, 4th of 12 months, against 8.5/10 in the destination's best month.
Plan for mid-season pricing, with crowds are moderate.
Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella, footwear you can get muddy.
July in Black Forest tops the year's climate scores
Best window · 8.5/10July averages 18°C (64°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.
Monthly rainfall reaches 110 mm — wet for this destination — but about 21 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.
On our climate-comfort scale this is the top-ranked month of the year for Black Forest at 8.5/10 — the reference point every other month on this page is measured against.
Figure on peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella, footwear you can get muddy.
August in Black Forest: strong conditions, 2nd of 12
Good · 8.4/10Temperatures hover around 18°C (64°F) — the kind of month where neither heat nor cold forces the schedule.
100 mm of rain makes this a wet month here, though with about 20 days with 6+ hours of sunshine there is still bright weather between the fronts.
That is 8.4/10 on the same scale — 2nd of 12 months, versus 8.5/10 for the best month here.
Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Pack layers you can shed by midday plus one warm layer for the evening, a proper rain shell rather than an umbrella, footwear you can get muddy.
September in Black Forest — reliably good (5th best month)
Good · 7.9/10Temperatures hover around 14°C (57°F) — the kind of month where neither heat nor cold forces the schedule.
Budget for roughly 85 mm of rain this month — a flexible day or two helps — with about 16 days with 6+ hours of sunshine and 12.5 hours of daylight to work around it.
That is 7.9/10 on the same scale — 5th of 12 months, versus 8.5/10 for the best month here.
Expect mid-season pricing, and crowds are moderate.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer, footwear you can get muddy.
October in Black Forest — middling scores, decent value
Trade-offs · 6.2/10October averages 9°C (48°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.
Rainfall runs 90 mm, so plan one flexible day in three; you still get about 11 days with 6+ hours of sunshine and 10.8 hours of daylight.
It scores 6.2/10 here, 8th of 12 months, against 8.5/10 in the destination's best month.
Plan for mid-season pricing, with crowds are moderate.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a packable rain layer, footwear you can get muddy.
Flexible dates? July scores 2.3 points higher here — enough to change the trip.
November in Black Forest — the hardest end of the year
Hardest · 4.3/10November averages 3°C (37°F), cold enough that sightseeing works in bursts rather than in one long day on foot.
Rainfall runs 90 mm, so plan one flexible day in three; you still get about 7 days with 6+ hours of sunshine and 9 hours of daylight.
It scores 4.3/10 here, 10th of 12 months, against 8.5/10 in the destination's best month.
Figure on low-season pricing, with crowds are light for this destination.
Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, footwear you can get muddy.
Flexible dates? July scores 4.2 points higher here — enough to change the trip.
December in Black Forest: expect compromises
Hardest · 3.4/10At 0°C (32°F) this is proper winter weather in December: layer up and split the day between outdoor highlights and indoor stops.
100 mm of water-equivalent precipitation makes this a snowy month at resort level; what falls stays as snow, with about 6 days with 6+ hours of sunshine and 8.2 hours of daylight.
That is 3.4/10 on the same scale — 12th of 12 months, versus 8.5/10 for the best month here.
Expect low-season pricing, and crowds are light for this destination.
Pack insulated layers, a windproof shell, gloves and boots with grip, a proper rain shell rather than an umbrella, footwear you can get muddy.
If your dates are flexible, July is materially better in Black Forest — 5.1 points higher on the same scale.
