Sunshine hours in Paris: 1,629 hours a year, month by month

Paris gets 1,629 hours of sunshine a year on average (4.5 a day). Sunniest month: July with 213 hours. Every month, measured 1991–2020.

Paris gets 1,629 hours of sunshine a year on average, 4.5 a day – 36% of the astronomically possible. The sunniest month is July with 213 hours (6.9 a day), the dullest December with 54 (1.7 a day).
Number 33 of 41 large cities in France.
Nearest weather station: Paris/Le Bourget, 14 km away – 1991–2020 average, Deutscher Wetterdienst.

Sunshine hours month by month

How many hours of sunshine does Paris get a year? On average over 1991–2020 the sun shines in Paris for 1,629 hours a year – 4.5 hours a day and 36% of the time the sun is above the horizon.
What is the sunniest month in Paris? July, with 213 hours of sunshine, 6.9 a day on average. The least sun comes in December: 54 hours, 1.7 a day.
Is Paris a sunny city? Among the 41 large cities in France with measurements, Paris ranks number 33.
Where do the figures come from? From the 1991–2020 climate normals of Deutscher Wetterdienst: Germany from its own station network, the rest of the world from the CLIMAT reports of the national weather services. Paris uses the station Paris/Le Bourget.
What counts as an hour of sunshine? By the World Meteorological Organization's definition the sun is shining once its direct radiation exceeds 120 watts per square metre. Just after sunrise and before sunset it is often too weak – which is why even deserts never reach 100%.

Data: Deutscher Wetterdienst (DWD), sunshine duration climate normals 1991–2020, CC BY 4.0. Possible hours: time between sunrise and sunset.