Trier vs Boulogne-sur-Mer Climate
80%matchTrier and Boulogne-sur-Mer are a 80% climate match. Compared with Trier, Boulogne-sur-Mer has 7°F (4°C) cooler summer days and 5°F (3°C) milder winter nights.
Trier gets 30 in (764 mm) of rain a year and Boulogne-sur-Mer 25 in (628 mm). Trier's warmest month is July, at 77°F (25°C); Boulogne-sur-Mer's is August, at 71°F (21°C).
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
TrierBoulogne-sur-Mersolid = high, dashed = low
Rain (in per month)
TrierBoulogne-sur-Mer
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Trier | Boulogne-sur-Mer | Trier | Boulogne-sur-Mer | Trier | Boulogne-sur-Mer | |
| Jan | 41°F(5°C) | 45°F(7°C) | 33°F(1°C) | 38°F(4°C) | 2.6 in(66 mm) | 2.3 in(58 mm) |
| Feb | 44°F(6°C) | 46°F(8°C) | 33°F(1°C) | 38°F(3°C) | 2.3 in(58 mm) | 2.0 in(52 mm) |
| Mar | 52°F(11°C) | 51°F(10°C) | 37°F(3°C) | 41°F(5°C) | 2.2 in(57 mm) | 1.3 in(33 mm) |
| Apr | 60°F(16°C) | 56°F(14°C) | 42°F(5°C) | 44°F(7°C) | 1.7 in(44 mm) | 1.2 in(30 mm) |
| May | 68°F(20°C) | 62°F(17°C) | 48°F(9°C) | 50°F(10°C) | 2.4 in(61 mm) | 1.5 in(38 mm) |
| Jun | 74°F(23°C) | 65°F(19°C) | 54°F(12°C) | 55°F(13°C) | 2.4 in(61 mm) | 1.4 in(35 mm) |
| Jul | 77°F(25°C) | 69°F(21°C) | 57°F(14°C) | 59°F(15°C) | 2.8 in(72 mm) | 1.7 in(43 mm) |
| Aug | 76°F(25°C) | 71°F(21°C) | 56°F(13°C) | 60°F(15°C) | 2.4 in(62 mm) | 2.3 in(59 mm) |
| Sep | 68°F(20°C) | 66°F(19°C) | 50°F(10°C) | 56°F(13°C) | 2.3 in(58 mm) | 2.0 in(50 mm) |
| Oct | 58°F(14°C) | 60°F(15°C) | 45°F(7°C) | 51°F(10°C) | 2.8 in(71 mm) | 2.9 in(73 mm) |
| Nov | 48°F(9°C) | 52°F(11°C) | 39°F(4°C) | 45°F(7°C) | 2.7 in(68 mm) | 3.6 in(92 mm) |
| Dec | 42°F(6°C) | 47°F(8°C) | 34°F(1°C) | 40°F(4°C) | 3.4 in(86 mm) | 2.6 in(65 mm) |
1991–2020 averages, by calendar month.