Grande-Synthe 30-day weather forecast

Beyond about 10 days any forecast drifts towards the usual weather for the time of year, so read the outlook as what is typical for the date, not as a prediction for that day.

Grande-Synthe day-by-day calendar

Days 1–14: daily forecast model
Days 15–30: outlook (30-day statistical model), with the usual high / low for the date

Grande-Synthe day-by-day calendar
Mon	Tue	Wed	Thu	Fri	Sat	Sun
						88 NovTodayForecast 11° / 6° Rain 67%
9Forecast 11° / 3° Rain 3%	10Forecast 10° / 3° Rain 34%	11Forecast 14° / 10° Rain 59%	12Forecast 12° / 10° Rain 30%	13Forecast 10° / 6° Rain 14%	14Forecast 9° / 2° Rain 8%	15Forecast 4° / -1° Rain 15%
16Forecast 11° / -2° Rain 41%	17Forecast 14° / 10° Rain 43%	18Forecast 11° / 8° Rain 42%	19Forecast 8° / 6° Rain 57%	20Forecast 8° / 1° Rain 45%	21Forecast 7° / -1° Rain 47%	22Outlook 15° / 13° Rain 5.3 mm Usual 11° / 6°C
23Outlook 14° / 11° Rain 1.3 mm Usual 11° / 6°C	24Outlook 13° / 11° — Usual 11° / 6°C	25Outlook 12° / 9° — Usual 11° / 6°C	26Outlook 12° / 8° — Usual 11° / 6°C	27Outlook 9° / 7° — Usual 11° / 6°C	28Outlook 10° / 7° — Usual 11° / 6°C	29Outlook 12° / 9° Rain 1.2 mm Usual 11° / 6°C
30Outlook 11° / 9° Rain 3.7 mm Usual 11° / 6°C	1 DecOutlook 11° / 9° Rain 5 mm Usual 8° / 3°C	2Outlook 10° / 8° Rain 9.2 mm Usual 8° / 3°C	3Outlook 9° / 7° Rain 2.1 mm Usual 8° / 3°C	4Outlook 9° / 6° Rain 5.1 mm Usual 8° / 3°C	5Outlook 10° / 8° Rain 0.5 mm Usual 8° / 3°C	6Outlook 13° / 8° Rain 12.7 mm Usual 8° / 3°C
7Outlook 12° / 11° Rain 5.2 mm Usual 8° / 3°C

Grande-Synthe weather in November

November in Grande-Synthe: highs around 11°C, lows around 6°C and about 65 mm of rain.

November

Average high: 11°C
Average low: 6°C
Precipitation: 65 mm
Record high: 18°C
Record low: 1°C

December

Average high: 8°C
Average low: 3°C
Precipitation: 60 mm
Record high: 13°C
Record low: -6°C

Climate averages from historical daily data.

Grande-Synthe weather by month →

Grande-Synthe 30-day forecast: your questions

What is the 30 day weather forecast for Grande-Synthe?

The 30-day view for Grande-Synthe starts with 15 days of forecast: highs from -2°C up to 15°C on Sunday, and rain likely on 8 of them (27.3 mm in all). After that it shows the usual December weather: highs near 8°C, lows near 3°C, about 59.5 mm over the month. Day by day: Grande-Synthe 10-day forecast.

What will the weather be in Grande-Synthe next month?

In December, Grande-Synthe usually has highs around 8°C and lows around 3°C, with about 59.5 mm of rain. The records are 13°C and -6°C. Month by month: Grande-Synthe weather by month.