Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Saint-Thomas-en-Royans features a oceanic climate (Cfb).Temperatures typically range between 2 °C (36 °F) and 21 °C (71 °F) through the year, but rarely can drop to -15 °C (5 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 1016 mm (40.0 inches) and receives 124 rainy days on the 1 mm (0.04 inches) threshold annually.Saint-Thomas-en-Royans enjoys an average of 3724 hours of sunshine throughout the year, and daylight varies from 8 hours 48 minutes to 15 hours 33 minutes per day.
The warmest months in Saint-Thomas-en-Royans are June, July and August, with daily mean temperatures ranging from 19 to 21 °C (66 - 71 °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, Saint-Thomas-en-Royans experiences 57 days above 25 °C (77.0 °F) and 55 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 16°C (62°F) | 19°C (67°F) | 21°C (71°F) | 26°C (78°F) | 30°C (86°F) | 36°C (97°F) | 37°C (98°F) | 36°C (98°F) | 31°C (88°F) | 25°C (77°F) | 19°C (66°F) | 16°C (61°F) |
Mean maximum | 12°C (55°F) | 17°C (63°F) | 19°C (67°F) | 22°C (73°F) | 26°C (80°F) | 29°C (85°F) | 33°C (93°F) | 34°C (94°F) | 29°C (85°F) | 23°C (74°F) | 18°C (65°F) | 14°C (57°F) |
Average high | 6°C (43°F) | 10°C (50°F) | 13°C (55°F) | 16°C (61°F) | 19°C (67°F) | 24°C (76°F) | 27°C (81°F) | 27°C (81°F) | 23°C (73°F) | 17°C (63°F) | 10°C (51°F) | 7°C (45°F) |
Daily mean | 2°C (36°F) | 5°C (42°F) | 8°C (46°F) | 11°C (51°F) | 14°C (58°F) | 19°C (66°F) | 21°C (71°F) | 21°C (70°F) | 17°C (63°F) | 12°C (54°F) | 7°C (44°F) | 4°C (39°F) |
Average low | -1°C (31°F) | 1°C (34°F) | 3°C (37°F) | 5°C (41°F) | 9°C (48°F) | 14°C (57°F) | 16°C (60°F) | 15°C (60°F) | 12°C (53°F) | 8°C (46°F) | 3°C (38°F) | 1°C (34°F) |
Mean minimum | -6°C (22°F) | -5°C (24°F) | -4°C (25°F) | -3°C (28°F) | 3°C (37°F) | 9°C (48°F) | 11°C (52°F) | 10°C (50°F) | 6°C (43°F) | 2°C (35°F) | -3°C (26°F) | -6°C (22°F) |
Minimum | -15°C (5°F) | -10°C (15°F) | -10°C (13°F) | -5°C (24°F) | -1°C (31°F) | 6°C (44°F) | 10°C (50°F) | 9°C (49°F) | 3°C (38°F) | 0°C (33°F) | -7°C (19°F) | -8°C (19°F) |
Compare temperature, precipitation, sunshine, UV index in Saint-Thomas-en-Royans, Auvergne-Rhône-Alpes, France with other places around the world.
Saint-Thomas-en-Royans usually has the most precipitation in May, November and December, with an average of 14 rainy days and 128 mm (5.0 inches) of precipitation per month.The driest months in Saint-Thomas-en-Royans are July, August and September. On average, 52 mm (2.0 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 71 (2.8) | 71 (2.8) | 84 (3.3) | 59 (2.3) | 130 (5.1) | 92 (3.6) | 55 (2.2) | 53 (2.1) | 47 (1.8) | 102 (4.0) | 104 (4.1) | 150 (5.9) |
Average precipitation days (≥ 1 mm) | 10 | 10 | 12 | 10 | 14 | 10 | 7 | 6 | 7 | 9 | 12 | 17 |
The sunniest months in Saint-Thomas-en-Royans are June, July and August, when the sun shines an average of 13 hours 25 minutes a day.Least sunny months in Saint-Thomas-en-Royans: January, November and December receive an average of 6 hours 30 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 165 | 239 | 310 | 347 | 369 | 409 | 427 | 397 | 336 | 288 | 227 | 205 |
Mean daily daylight hours | 9h 11m | 10h 24m | 11h 56m | 13h 31m | 14h 52m | 15h 33m | 15h 11m | 13h 59m | 12h 28m | 10h 54m | 9h 31m | 8h 48m |
Saint-Thomas-en-Royans experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 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 Saint-Thomas-en-Royans UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 2 | 3 | 5 | 7 | 8 | 10 | 9 | 9 | 7 | 5 | 3 | 2 |