Climate averages 1991–2020

Maastricht weather
in January.

A cold, moderately wet month: the coolest and the 9th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 5.6°C Daytime mean, January

Average low 0.9°C Night-time mean, January

Rainfall 76 mm 14 days with ≥1 mm

Daylight 8 h Sunrise to sunset, per day

January is a cold month in Maastricht: daytime highs average 5.6°C and nights cool to about 0.9°C. By daytime temperature it is the coolest month of the year.

Expect about 76 mm of rain on roughly 14 days, which makes January a moderately wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 8 h 29 min on an average January day.

The nearest other city in this atlas is Heerlen (21 km away). In January its highs average 5.3°C, about as warm as Maastricht, with 63 mm of rain.

Among the 44 cities listed in the Netherlands, Maastricht ranks joint 26th of 44 for the warmest January highs and 44th of 44 for the driest January (rainfall, lowest first). The mean January high of those 44 cities is 5.6°C; Maastricht is level with that mean.

From January to February, average highs rise by 1.1°C to 6.7°C, and monthly rainfall falls from 76 mm to 69 mm.

The annual picture

January in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Maastricht climate table

1991–2020

Monthly climate averages for Maastricht, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	5.6°C0.9°C	0.9°C	76	13.5	8.58 h
February	6.7°C0.9°C	0.9°C	69	12.5	10.010 h
March	10.3°C2.8°C	2.8°C	69	13.7	11.812 h
April	14.2°C5.3°C	5.3°C	54	11.2	13.814 h
May	17.9°C9.2°C	9.2°C	64	12.5	15.515 h
June	20.7°C12.2°C	12.2°C	74	12.9	16.416 h
July	22.7°C14.4°C	14.4°C	80	13.2	16.016 h
August	22.6°C14.3°C	14.3°C	77	12.1	14.615 h
September	19.0°C11.6°C	11.6°C	64	10.5	12.713 h
October	14.5°C8.5°C	8.5°C	65	12.1	10.811 h
November	9.6°C4.7°C	4.7°C	70	13.0	9.09 h
December	6.2°C2.0°C	2.0°C	87	14.5	8.08 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

January in nearby cities

Distance from Maastricht

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Maastricht) is explained once on the Maastricht year overview and on the Sources, method and limits page.