Chatham, United Kingdom vs Boulogne-sur-Mer Climate
97%matchOn climate, Boulogne-sur-Mer is a 97% match for Chatham. Compared with Chatham, Boulogne-sur-Mer has the same winter lows and 4°F (2°C) cooler summer days.
Chatham gets 24 in (619 mm) of rain a year and Boulogne-sur-Mer 25 in (628 mm). Chatham's warmest month is July, at 74°F (23°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)
ChathamBoulogne-sur-Mersolid = high, dashed = low
Rain (in per month)
ChathamBoulogne-sur-Mer
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| Chatham | Boulogne-sur-Mer | Chatham | Boulogne-sur-Mer | Chatham | Boulogne-sur-Mer | |
| Jan | 46°F(8°C) | 45°F(7°C) | 37°F(3°C) | 38°F(4°C) | 2.3 in(59 mm) | 2.3 in(58 mm) |
| Feb | 47°F(9°C) | 46°F(8°C) | 37°F(3°C) | 38°F(3°C) | 1.7 in(42 mm) | 2.0 in(52 mm) |
| Mar | 52°F(11°C) | 51°F(10°C) | 39°F(4°C) | 41°F(5°C) | 1.5 in(39 mm) | 1.3 in(33 mm) |
| Apr | 58°F(14°C) | 56°F(14°C) | 42°F(5°C) | 44°F(7°C) | 1.5 in(38 mm) | 1.2 in(30 mm) |
| May | 64°F(18°C) | 62°F(17°C) | 47°F(8°C) | 50°F(10°C) | 1.6 in(41 mm) | 1.5 in(38 mm) |
| Jun | 70°F(21°C) | 65°F(19°C) | 52°F(11°C) | 55°F(13°C) | 2.0 in(51 mm) | 1.4 in(35 mm) |
| Jul | 74°F(23°C) | 69°F(21°C) | 56°F(13°C) | 59°F(15°C) | 1.9 in(48 mm) | 1.7 in(43 mm) |
| Aug | 73°F(23°C) | 71°F(21°C) | 56°F(14°C) | 60°F(15°C) | 2.2 in(57 mm) | 2.3 in(59 mm) |
| Sep | 67°F(20°C) | 66°F(19°C) | 52°F(11°C) | 56°F(13°C) | 2.0 in(52 mm) | 2.0 in(50 mm) |
| Oct | 60°F(15°C) | 60°F(15°C) | 47°F(8°C) | 51°F(10°C) | 2.5 in(63 mm) | 2.9 in(73 mm) |
| Nov | 52°F(11°C) | 52°F(11°C) | 41°F(5°C) | 45°F(7°C) | 2.6 in(67 mm) | 3.6 in(92 mm) |
| Dec | 47°F(8°C) | 47°F(8°C) | 38°F(3°C) | 40°F(4°C) | 2.4 in(62 mm) | 2.6 in(65 mm) |
1991–2020 averages, by calendar month.