Haller Weather in January
Haller in January averages 5°C (41°F) during the day and -1°C (30°F) at night. This is part of the winter season, and quite a bit of snow/rainfall is expected this month.
Rainfall in Haller in January
Looking at the last 30 years, the data shows about 18 days with snow/rain, averaging 74 mm (2.9 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.
Temperature in Haller in January
Daytime highs in Haller in January reach 5°C (41°F), with nights around -1°C (30°F). During January, you'll experience the winter season. It stays cool throughout the day, so warm layers are a good idea from morning to evening. With overnight lows of -1°C (30°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. The coldest month of the year calls for plenty of warm layers. Be sure to pack your winter gear.
Sunshine in Haller in January
The month is characterized by fewer sunny days, with roughly 51 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.January in Haller has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Luxembourg, check out our Haller's climate page.
Haller Temperature in January
Min Temperature
-1°C (30°F)
Max Temperature
5°C (41°F)
Chance of Rain
61%
Precipitation
74 mm (2.9 in)
Rainy days
18 days
Humidity
88% *
Sunshine
51 hours *
Percentage Sunshine
19% *
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Haller typically stay consistent throughout January, with daily highs averaging around 5°C (41°F). Nights are very cold, with lows around -1°C (30°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Haller in January
Browse day-by-day weather records for Haller spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Haller historical weather extremes in January
Based on 49 years of weather observations in Haller between 1976 and 2025, these are the recorded extremes.
- Haller recorded its highest January temperature of 14°C (57°F) on January 10, 2015.
- Nighttime temperatures dropped to -17°C (1°F) on January 1, 1979, marking the coldest January night on record.
Best Places in Luxembourg in January
Find out more about the weather in Luxembourg and which places have the best travel conditions in this month. See all of Luxembourg in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Haller in January
We recommend to layer up for chilly conditions in Haller in January. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. Rain is likely on several days, so bring a good rain jacket. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.What To Do in Haller in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Luxembourg, check out our Haller's climate page.
Temperature Rainfall Sunshine Humidity
See the full Haller climate overview or explore weather in Luxembourg.
