Climatch

Rotterdam vs Merthyr Tydfil Climate

91%match

Rotterdam vs Merthyr Tydfil: a 91% climate match. Compared with Rotterdam, Merthyr Tydfil has the same winter lows, 6°F (3°C) cooler summer days and twice the winter rain.

Rotterdam gets 36 in (916 mm) of rain a year and Merthyr Tydfil 58 in (1476 mm). Rotterdam's warmest month is August, at 73°F (23°C); Merthyr Tydfil's is July, at 67°F (19°C).

JanFebMarAprMayJunJulAugSepOctNovDecJFMAMJJASOND
Rotterdam
JanFebMarAprMayJunJulAugSepOctNovDecJFMAMJJASOND
Merthyr Tydfil

Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.

Month by month

Highs and lows (°F)

RotterdamMerthyr Tydfilsolid = high, dashed = low

20°40°60°80°JFMAMJJASONDRotterdam Jan: 44°Rotterdam Feb: 45°Rotterdam Mar: 51°Rotterdam Apr: 58°Rotterdam May: 65°Rotterdam Jun: 69°Rotterdam Jul: 73°Rotterdam Aug: 73°Rotterdam Sep: 67°Rotterdam Oct: 59°Rotterdam Nov: 51°Rotterdam Dec: 45°Rotterdam Jan: 35°Rotterdam Feb: 35°Rotterdam Mar: 38°Rotterdam Apr: 41°Rotterdam May: 47°Rotterdam Jun: 52°Rotterdam Jul: 56°Rotterdam Aug: 56°Rotterdam Sep: 52°Rotterdam Oct: 46°Rotterdam Nov: 41°Rotterdam Dec: 36°Merthyr Tydfil Jan: 44°Merthyr Tydfil Feb: 44°Merthyr Tydfil Mar: 48°Merthyr Tydfil Apr: 53°Merthyr Tydfil May: 59°Merthyr Tydfil Jun: 64°Merthyr Tydfil Jul: 67°Merthyr Tydfil Aug: 66°Merthyr Tydfil Sep: 62°Merthyr Tydfil Oct: 55°Merthyr Tydfil Nov: 49°Merthyr Tydfil Dec: 45°Merthyr Tydfil Jan: 35°Merthyr Tydfil Feb: 35°Merthyr Tydfil Mar: 36°Merthyr Tydfil Apr: 39°Merthyr Tydfil May: 44°Merthyr Tydfil Jun: 49°Merthyr Tydfil Jul: 53°Merthyr Tydfil Aug: 53°Merthyr Tydfil Sep: 50°Merthyr Tydfil Oct: 45°Merthyr Tydfil Nov: 40°Merthyr Tydfil Dec: 36°

Rain (in per month)

RotterdamMerthyr Tydfil

02.557.5JFMAMJJASONDRotterdam Jan: 2.9Rotterdam Feb: 2.6Rotterdam Mar: 2.4Rotterdam Apr: 1.7Rotterdam May: 2.0Rotterdam Jun: 2.8Rotterdam Jul: 3.6Rotterdam Aug: 3.4Rotterdam Sep: 3.4Rotterdam Oct: 3.9Rotterdam Nov: 3.6Rotterdam Dec: 3.7Merthyr Tydfil Jan: 5.7Merthyr Tydfil Feb: 4.6Merthyr Tydfil Mar: 4.3Merthyr Tydfil Apr: 3.6Merthyr Tydfil May: 3.5Merthyr Tydfil Jun: 3.8Merthyr Tydfil Jul: 4.2Merthyr Tydfil Aug: 4.7Merthyr Tydfil Sep: 4.2Merthyr Tydfil Oct: 6.3Merthyr Tydfil Nov: 7.0Merthyr Tydfil Dec: 6.5

Monthly averages

Average monthly highs, lows and rain in Rotterdam and Merthyr Tydfil
MonthHighLowRain
RotterdamMerthyr TydfilRotterdamMerthyr TydfilRotterdamMerthyr Tydfil
Jan44°F(7°C)44°F(7°C)35°F(2°C)35°F(2°C)2.9 in(74 mm)5.7 in(144 mm)
Feb45°F(7°C)44°F(7°C)35°F(2°C)35°F(2°C)2.6 in(66 mm)4.6 in(116 mm)
Mar51°F(10°C)48°F(9°C)38°F(3°C)36°F(2°C)2.4 in(61 mm)4.3 in(109 mm)
Apr58°F(15°C)53°F(12°C)41°F(5°C)39°F(4°C)1.7 in(44 mm)3.6 in(91 mm)
May65°F(18°C)59°F(15°C)47°F(8°C)44°F(7°C)2.0 in(52 mm)3.5 in(88 mm)
Jun69°F(21°C)64°F(18°C)52°F(11°C)49°F(10°C)2.8 in(72 mm)3.8 in(96 mm)
Jul73°F(23°C)67°F(19°C)56°F(14°C)53°F(12°C)3.6 in(91 mm)4.2 in(106 mm)
Aug73°F(23°C)66°F(19°C)56°F(13°C)53°F(12°C)3.4 in(86 mm)4.7 in(119 mm)
Sep67°F(20°C)62°F(17°C)52°F(11°C)49°F(10°C)3.3 in(85 mm)4.2 in(107 mm)
Oct59°F(15°C)55°F(13°C)46°F(8°C)45°F(7°C)3.9 in(99 mm)6.3 in(159 mm)
Nov51°F(11°C)49°F(10°C)40°F(5°C)40°F(4°C)3.6 in(92 mm)7.0 in(177 mm)
Dec45°F(7°C)45°F(7°C)36°F(2°C)36°F(2°C)3.7 in(94 mm)6.5 in(164 mm)

1991–2020 averages, by calendar month.

More comparisons

Places like Rotterdam →Places like Merthyr Tydfil →