Monthly climate in Groissiat, Auvergne-Rhône-Alpes, France

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Groissiat features a oceanic climate (Cfb).Temperatures typically range between 2 °C (36 °F) and 21 °C (70 °F) through the year, but rarely can drop to -14 °C (8 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1496 mm (58.9 inches) and receives 154 rainy days on the 1 mm (0.04 inches) threshold annually.Groissiat enjoys an average of 3473 hours of sunshine throughout the year, and daylight varies from 8 hours 40 minutes to 15 hours 41 minutes per day.

Monthly average temperatures in Groissiat, Auvergne-Rhône-Alpes, France §

The warmest months in Groissiat are June, July and August, with daily mean temperatures ranging from 19 to 21 °C (66 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 5 °C (36 - 42 °F) throughout the day. On average each year, Groissiat experiences 51 days above 25 °C (77.0 °F) and 50 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Groissiat, Auvergne-Rhône-Alpes, France.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 14°C
(57°F)
18°C
(65°F)
22°C
(72°F)
26°C
(79°F)
30°C
(85°F)
36°C
(96°F)
37°C
(98°F)
38°C
(100°F)
31°C
(88°F)
24°C
(76°F)
19°C
(67°F)
15°C
(59°F)
Mean maximum 11°C
(52°F)
16°C
(62°F)
20°C
(67°F)
23°C
(74°F)
27°C
(80°F)
30°C
(85°F)
34°C
(93°F)
34°C
(93°F)
28°C
(83°F)
22°C
(72°F)
17°C
(64°F)
13°C
(56°F)
Average high 5°C
(42°F)
9°C
(49°F)
12°C
(54°F)
16°C
(61°F)
19°C
(66°F)
24°C
(75°F)
26°C
(79°F)
26°C
(79°F)
22°C
(72°F)
16°C
(61°F)
10°C
(50°F)
6°C
(44°F)
Daily mean 2°C
(36°F)
5°C
(42°F)
7°C
(46°F)
11°C
(52°F)
14°C
(58°F)
19°C
(66°F)
21°C
(70°F)
20°C
(69°F)
16°C
(62°F)
12°C
(53°F)
6°C
(43°F)
4°C
(39°F)
Average low -0°C
(32°F)
2°C
(36°F)
3°C
(38°F)
5°C
(42°F)
9°C
(49°F)
14°C
(57°F)
15°C
(59°F)
15°C
(59°F)
11°C
(53°F)
8°C
(46°F)
3°C
(39°F)
2°C
(35°F)
Mean minimum -6°C
(21°F)
-5°C
(23°F)
-4°C
(25°F)
-2°C
(29°F)
3°C
(38°F)
9°C
(48°F)
11°C
(52°F)
9°C
(49°F)
5°C
(42°F)
2°C
(36°F)
-2°C
(28°F)
-4°C
(25°F)
Minimum -14°C
(8°F)
-10°C
(14°F)
-12°C
(11°F)
-5°C
(24°F)
-0°C
(31°F)
7°C
(45°F)
10°C
(50°F)
7°C
(44°F)
3°C
(38°F)
0°C
(33°F)
-3°C
(27°F)
-6°C
(22°F)

Compare climate in Groissiat with other places

Compare temperature, precipitation, sunshine, UV index in Groissiat, Auvergne-Rhône-Alpes, France with other places around the world.

Monthly average precipitation in Groissiat, Auvergne-Rhône-Alpes, France §

Groissiat usually has the most precipitation in March, May and December, with an average of 16 rainy days and 179 mm (7.1 inches) of precipitation per month.The driest months in Groissiat are April, August and September. On average, 80 mm (3.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Groissiat, Auvergne-Rhône-Alpes, France.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 139 (5.5) 104 (4.1) 145 (5.7) 67 (2.6) 156 (6.2) 133 (5.2) 92 (3.6) 83 (3.3) 89 (3.5) 123 (4.8) 128 (5.1) 237 (9.3)
Average precipitation days (≥ 1 mm) 12 13 14 9 17 14 11 11 9 12 13 19

Monthly sunshine hours in Groissiat, Auvergne-Rhône-Alpes, France §

The sunniest months in Groissiat are June, July and August, when the sun shines an average of 12 hours 56 minutes a day.Least sunny months in Groissiat: January, November and December receive an average of 5 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Groissiat, Auvergne-Rhône-Alpes, France.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 138 211 281 347 359 395 412 382 323 263 193 163
Mean daily daylight hours 9h 4m 10h 20m 11h 56m 13h 34m 14h 59m 15h 41m 15h 19m 14h 4m 12h 29m 10h 52m 9h 25m 8h 40m

Solar UV radiation in Groissiat, Auvergne-Rhône-Alpes, France §

Groissiat experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 10, which corresponds to the Very High category of sun exposure.January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Groissiat UV Index data.

Average daily maximum UV levels by month for Groissiat, Auvergne-Rhône-Alpes, France.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 3 5 6 8 10 9 8 6 4 3 2