January in Courmayeur — one of the year's strongest windows (2nd)
Best window · 9.1/10January sits at -5°C (22°F), firmly in deep-winter territory. Plan compact outdoor blocks with warm reset points between them rather than full days outside.
76 mm of water-equivalent precipitation makes this a snowy month at resort level; what falls stays as snow, with almost no days with 6+ hours of sunshine and 8.9 hours of daylight.
On our climate-comfort scale this is one of the strongest months of the year for Courmayeur at 9.1/10 (2nd of 12), just behind February at 9.3/10.
Expect 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 insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, goggles and a helmet if you are not renting.
February: the best month of the year in Courmayeur
Best window · 9.3/10At -3°C (27°F) this is proper winter weather in February: layer up and split the day between outdoor highlights and indoor stops.
55 mm of water-equivalent precipitation makes this a snowy month at resort level; what falls stays as snow, with about 3 days with 6+ hours of sunshine and 10.1 hours of daylight.
On our climate-comfort scale this is the top-ranked month of the year for Courmayeur at 9.3/10 — the reference point every other month on this page is measured against.
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 insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, goggles and a helmet if you are not renting.
March is one of the strongest months in Courmayeur (4th)
Best window · 8.5/10March averages -1°C (31°F), cold enough that sightseeing works in bursts rather than in one long day on foot.
At 109 mm of water-equivalent precipitation this is a snowy month at resort level — that is snowpack, not lost days — with about 8 days with 6+ hours of sunshine and 11.6 hours of daylight.
A 8.5/10 puts this among the year's best months in Courmayeur (4th of 12); only February scores higher, at 9.3/10.
Figure on peak pricing, with crowds are moderate.
Pack insulated layers, a windproof shell, gloves and boots with grip, a waterproof shell rather than an umbrella, goggles and a helmet if you are not renting.
April in Courmayeur: mixed conditions, plan around the weather
Trade-offs · 6.4/10At 3°C (37°F) this is proper winter weather in April: layer up and split the day between outdoor highlights and indoor stops.
97 mm of water-equivalent precipitation makes this a snowy month at resort level; what falls stays as snow, with about 15 days with 6+ hours of sunshine and 13.3 hours of daylight.
That is 6.4/10 on the same scale — 6th of 12 months, versus 9.3/10 for the best month here.
Budget for mid-season pricing, and crowds are moderate.
Pack insulated layers, a windproof shell, gloves and boots with grip, a packable rain layer, goggles and a helmet if you are not renting.
If your dates are flexible, February is materially better in Courmayeur — 2.9 points higher on the same scale.
May in Courmayeur: expect compromises
Hardest · 1.7/10May averages 8°C (47°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.
At 113 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 1.7/10 here, 7th of 12 months, against 9.3/10 in the destination's best month.
Plan for low-season pricing, with crowds are light for this destination.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a waterproof shell rather than an umbrella.
Flexible dates? February scores 7.6 points higher here — enough to change the trip.
June in Courmayeur — the hardest end of the year
Hardest · 1.7/10Temperatures hover around 13°C (55°F) — the kind of month where neither heat nor cold forces the schedule.
119 mm of rain makes this a wet month here, though with about 25 days with 6+ hours of sunshine there is still bright weather between the fronts.
That is 1.7/10 on the same scale — 8th of 12 months, versus 9.3/10 for the best month here.
Expect low-season pricing, and crowds are light for this destination.
Pack layers you can shed by midday plus one warm layer for the evening, a waterproof shell rather than an umbrella.
If your dates are flexible, February is materially better in Courmayeur — 7.6 points higher on the same scale.
July in Courmayeur: expect compromises
Hardest · 1.7/10Temperatures hover around 15°C (60°F) — the kind of month where neither heat nor cold forces the schedule.
Budget for roughly 70 mm of rain this month — a flexible day or two helps — with about 31 days with 6+ hours of sunshine and 15.2 hours of daylight to work around it.
That is 1.7/10 on the same scale — 9th of 12 months, versus 9.3/10 for the best month here.
Budget for low-season pricing, and crowds are light for this destination.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
If your dates are flexible, February is materially better in Courmayeur — 7.6 points higher on the same scale.
August in Courmayeur: expect compromises
Hardest · 1.7/10August averages 15°C (60°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.
Rainfall runs 82 mm, so plan one flexible day in three; you still get about 26 days with 6+ hours of sunshine and 13.9 hours of daylight.
It scores 1.7/10 here, 10th of 12 months, against 9.3/10 in the destination's best month.
Figure on low-season pricing, with crowds are light for this destination.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
Flexible dates? February scores 7.6 points higher here — enough to change the trip.
September in Courmayeur — the hardest end of the year
Hardest · 1.6/10September averages 10°C (50°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.
At 139 mm this is a genuinely wet month: about 13 days with 6+ hours of sunshine in total, and outdoor plans need an indoor fallback.
It scores 1.6/10 here, 11th of 12 months, against 9.3/10 in the destination's best month.
Figure on low-season pricing, with crowds are light for this destination.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a waterproof shell rather than an umbrella.
Flexible dates? February scores 7.7 points higher here — enough to change the trip.
October in Courmayeur: expect compromises
Hardest · 1.3/10Expect 8°C (47°F) in October. A good month for city streets, viewpoints and long meals; leave swimming for another season.
129 mm of rain signals a properly wet month, with only about 3 days with 6+ hours of sunshine to count on — build indoor options into the schedule.
That is 1.3/10 on the same scale — 12th of 12 months, versus 9.3/10 for the best month here.
Budget for low-season pricing, and crowds are light for this destination.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a waterproof shell rather than an umbrella.
If your dates are flexible, February is materially better in Courmayeur — 8 points higher on the same scale.
November holds up well in Courmayeur — 5th best month
Good · 7.7/10At 0°C (32°F) this is proper winter weather in November: layer up and split the day between outdoor highlights and indoor stops.
143 mm of water-equivalent precipitation makes this a snowy month at resort level; what falls stays as snow, with almost no days with 6+ hours of sunshine and 9.2 hours of daylight.
That is 7.7/10 on the same scale — 5th of 12 months, versus 9.3/10 for the best month here.
Budget for mid-season pricing, and crowds are moderate.
Pack insulated layers, a windproof shell, gloves and boots with grip, a waterproof shell rather than an umbrella, goggles and a helmet if you are not renting.
If your dates are flexible, February is materially better in Courmayeur — 1.6 points higher on the same scale.
December in Courmayeur — one of the year's strongest windows (3rd)
Best window · 9.1/10December averages -3°C (26°F), cold enough that sightseeing works in bursts rather than in one long day on foot.
At 153 mm of water-equivalent precipitation this is a snowy month at resort level — that is snowpack, not lost days — with almost no days with 6+ hours of sunshine and 8.5 hours of daylight.
A 9.1/10 puts this among the year's best months in Courmayeur (3rd of 12); only February scores higher, at 9.3/10.
Plan for 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 insulated layers, a windproof shell, gloves and boots with grip, a waterproof shell rather than an umbrella, goggles and a helmet if you are not renting.
