Climate averages 1991–2020
Calais weather
in March.
A cool, moderately wet month: the 9th warmest and the joint 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a cool month in Calais: daytime highs average 9.9°C and nights cool to about 4.7°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 51 mm of rain on roughly 11 days, which makes March a moderately wet month (the joint 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 50 min on an average March day.
The nearest other city in this atlas is Dunkirk (38 km away). In March its highs average 10.2°C, about as warm as Calais, with 48 mm of rain.
Among the 57 cities listed in France, Calais ranks 57th of 57 for the warmest March highs and joint 16th of 57 for the driest March (rainfall, lowest first). The mean March high of those 57 cities is 12.4°C; Calais is 2.5°C cooler than that mean.
From March to April, average highs rise by 2.8°C to 12.7°C, and monthly rainfall falls from 51 mm to 45 mm.
The annual picture
March in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Calais climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 7.2°C3.4°C | 3.4°C | 79 | 14.3 | 8.58 h |
| February | 7.6°C3.3°C | 3.3°C | 60 | 11.5 | 10.010 h |
| March, selected | 9.9°C4.7°C | 4.7°C | 51 | 10.5 | 11.812 h |
| April | 12.7°C6.6°C | 6.6°C | 45 | 9.3 | 13.814 h |
| May | 15.6°C9.6°C | 9.6°C | 51 | 9.8 | 15.516 h |
| June | 18.3°C12.4°C | 12.4°C | 49 | 8.7 | 16.416 h |
| July | 20.5°C14.8°C | 14.8°C | 51 | 9.6 | 16.016 h |
| August | 20.8°C15.2°C | 15.2°C | 65 | 10.0 | 14.615 h |
| September | 18.4°C13.2°C | 13.2°C | 68 | 11.2 | 12.713 h |
| October | 14.9°C10.3°C | 10.3°C | 96 | 14.3 | 10.811 h |
| November | 10.7°C6.9°C | 6.9°C | 101 | 16.4 | 9.09 h |
| December | 7.8°C4.3°C | 4.3°C | 94 | 15.0 | 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
March in nearby cities
- Dunkirk in MarchFrance · 38 kmHigh 10.2°C · Low 4.1°C · 48 mm rain
- Saint Peters in MarchUnited Kingdom · 55 kmHigh 9.2°C · Low 4.9°C · 47 mm rain
- Hastings, United Kingdom in MarchUnited Kingdom · 90 kmHigh 9.7°C · Low 4.8°C · 48 mm rain
- Lille in MarchFrance · 91 kmHigh 10.8°C · Low 3.2°C · 51 mm rain
- Roubaix in MarchFrance · 97 kmHigh 10.7°C · Low 3.2°C · 53 mm rain
- Brugge in MarchBelgium · 100 kmHigh 9.7°C · Low 4.1°C · 50 mm rain
- Kortrijk in MarchBelgium · 100 kmHigh 10.6°C · Low 3.5°C · 53 mm rain
- Maidstone in MarchUnited Kingdom · 100 kmHigh 10.4°C · Low 4.0°C · 44 mm rain
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 limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Calais) is explained once on the Calais year overview and on the Sources, method and limits page.