Fort William weather in December
December in Fort William: cold, soaked, with clean air — a gamble, with 20 rainy days.
#12 of 12 months in Fort William · #739 of 897 destinations to visit in December · comfort 52/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Fort William in December
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Fort William climate normals — December
| Daytime high | 6°C / 43°F | 🧥 cold |
|---|---|---|
| Nighttime low | 2°C / 36°F | |
| Rainfall | 191 mm / 7.5 in | ⛈ soaked |
| Rainy days | 20 days | |
| Humidity | 93% | 💦 very humid |
| Dew point | 3°C / 37°F | |
| Sunshine | 1.5 h/day | |
| Daylight | 6.9 h | |
| Wind | 16 km/h / 10 mph | |
| Snowfall | 24.1 cm / 9.5 in | |
| Air quality (US AQI) | 31 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Fort William in December — FAQ
- Is December a good time to visit Fort William?
- December in Fort William: cold, soaked, with clean air — a gamble, with 20 rainy days. It ranks #12 of 12 months for Fort William on SeasonMap's comfort score (52/100).
- What is the weather like in Fort William in December?
- In December, Fort William averages a daily high of 5.9°C and a low of 2.3°C, with about 191.2 mm of rain over roughly 20.2 rainy days.
- What is the air quality in Fort William in December?
- Fort William has a mean US Air Quality Index of about 31 in December.
- Does it snow in Fort William in December?
- Fort William sees roughly 24.1 cm of snowfall in December.