La Roche-Jaudy (French pronunciation: [la ʁɔʃ ʒodi]; Breton: Roc'h-ar-Yeodi) is a commune in the Côtes-d'Armor department of Brittany in northwestern France. It was established on 1 January 2019 by merger of the former communes of La Roche-Derrien (the seat), Hengoat, Pommerit-Jaudy and Pouldouran.[3]
Geography
Climate
La Roche-Jaudy has a oceanic climate (Köppen climate classification Cfb). The average annual temperature in La Roche-Jaudy is 11.7 °C (53.1 °F). The average annual rainfall is 891.0 mm (35.08 in) with December as the wettest month. The temperatures are highest on average in August, at around 17.6 °C (63.7 °F), and lowest in January, at around 6.8 °C (44.2 °F). The highest temperature ever recorded in La Roche-Jaudy was 37.2 °C (99.0 °F) on 9 August 2003; the coldest temperature ever recorded was −8.5 °C (16.7 °F) on 12 January 1987.
| Climate data for Pommerit-Jaudy, La Roche-Jaudy (1981–2010 averages, extremes 1987−present) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 16.2 (61.2) |
22.3 (72.1) |
24.3 (75.7) |
28.0 (82.4) |
29.7 (85.5) |
33.5 (92.3) |
36.8 (98.2) |
37.2 (99.0) |
31.5 (88.7) |
30.6 (87.1) |
21.6 (70.9) |
17.4 (63.3) |
37.2 (99.0) |
| Mean daily maximum °C (°F) | 9.4 (48.9) |
10.1 (50.2) |
12.0 (53.6) |
13.6 (56.5) |
16.8 (62.2) |
19.5 (67.1) |
21.6 (70.9) |
22.3 (72.1) |
20.0 (68.0) |
16.3 (61.3) |
12.3 (54.1) |
9.7 (49.5) |
15.3 (59.5) |
| Daily mean °C (°F) | 6.8 (44.2) |
7.2 (45.0) |
8.5 (47.3) |
9.7 (49.5) |
12.8 (55.0) |
15.3 (59.5) |
17.5 (63.5) |
17.6 (63.7) |
15.6 (60.1) |
12.8 (55.0) |
9.3 (48.7) |
7.1 (44.8) |
11.7 (53.1) |
| Mean daily minimum °C (°F) | 4.2 (39.6) |
4.2 (39.6) |
5.1 (41.2) |
5.9 (42.6) |
8.8 (47.8) |
11.1 (52.0) |
12.9 (55.2) |
13.0 (55.4) |
11.3 (52.3) |
9.3 (48.7) |
6.4 (43.5) |
4.5 (40.1) |
8.1 (46.6) |
| Record low °C (°F) | −8.5 (16.7) |
−6.5 (20.3) |
−3.2 (26.2) |
−2.8 (27.0) |
−0.6 (30.9) |
3.2 (37.8) |
6.0 (42.8) |
5.2 (41.4) |
2.2 (36.0) |
−3.1 (26.4) |
−5.3 (22.5) |
−6.7 (19.9) |
−8.5 (16.7) |
| Average precipitation mm (inches) | 91.3 (3.59) |
86.4 (3.40) |
64.0 (2.52) |
73.1 (2.88) |
59.7 (2.35) |
54.0 (2.13) |
51.7 (2.04) |
45.1 (1.78) |
57.1 (2.25) |
96.1 (3.78) |
101.9 (4.01) |
110.6 (4.35) |
891.0 (35.08) |
| Average precipitation days (≥ 1.0 mm) | 14.2 | 13.4 | 11.8 | 12.3 | 9.4 | 8.0 | 9.4 | 8.3 | 9.5 | 14.4 | 15.4 | 15.0 | 141.2 |
| Source: Météo France[4] | |||||||||||||
Population
| Year | Pop. | ±% p.a. |
|---|---|---|
| 1968 | 2,556 | — |
| 1975 | 2,409 | −0.84% |
| 1982 | 2,323 | −0.52% |
| 1990 | 2,215 | −0.59% |
| 1999 | 2,328 | +0.55% |
| 2007 | 2,646 | +1.61% |
| 2012 | 2,579 | −0.51% |
| 2017 | 2,688 | +0.83% |
| Source: INSEE[5] | ||
See also
References
- ^ "Répertoire national des élus: les maires". data.gouv.fr, Plateforme ouverte des données publiques françaises (in French). 2 December 2020.
- ^ "Populations légales 2021" (in French). The National Institute of Statistics and Economic Studies. 28 December 2023.
- ^ Arrêté préfectoral 29 October 2018 (in French)
- ^ "Climate of La Roche-Jaudy 1981-2010" (PDF) (in French). Météo-France. Retrieved 19 June 2022.
- ^ Population en historique depuis 1968, INSEE
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