Monthly climate in Deri, Wales, United Kingdom

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Deri features a oceanic climate (Cfb). Temperatures typically range between 4 °C (40 °F) and 16 °C (62 °F) through the year, but rarely can drop to -8 °C (17 °F) or can rise to as high as 29 °C (85 °F). The average annual precipitation amounts to about 1174 mm (46.2 inches) and receives 163 rainy days on the 1 mm (0.04 inches) threshold annually. Deri enjoys an average of 2911 hours of sunshine throughout the year, and daylight varies from 7 hours 52 minutes to 16 hours 34 minutes per day.

Monthly average temperatures in Deri, Wales, United Kingdom §

The warmest months in Deri are June, July and August, with daily mean temperatures ranging from 14 to 16 °C (58 - 62 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 6 °C (40 - 42 °F) throughout the day. On average each year, Deri experiences 5 days above 25 °C (77.0 °F) and 37 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Deri, Wales, United Kingdom. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 12°C
(55°F)
16°C
(61°F)
19°C
(67°F)
22°C
(72°F)
25°C
(78°F)
28°C
(83°F)
28°C
(83°F)
29°C
(85°F)
27°C
(81°F)
21°C
(71°F)
15°C
(60°F)
13°C
(55°F)
Mean maximum 11°C
(52°F)
12°C
(55°F)
15°C
(60°F)
20°C
(68°F)
21°C
(70°F)
25°C
(76°F)
27°C
(81°F)
25°C
(77°F)
23°C
(74°F)
18°C
(64°F)
13°C
(56°F)
12°C
(53°F)
Average high 7°C
(45°F)
8°C
(46°F)
9°C
(49°F)
12°C
(54°F)
15°C
(60°F)
18°C
(65°F)
20°C
(69°F)
19°C
(66°F)
17°C
(63°F)
13°C
(56°F)
10°C
(49°F)
8°C
(46°F)
Daily mean 4°C
(40°F)
5°C
(41°F)
6°C
(43°F)
8°C
(47°F)
11°C
(52°F)
14°C
(58°F)
16°C
(62°F)
15°C
(60°F)
13°C
(56°F)
10°C
(51°F)
7°C
(45°F)
6°C
(42°F)
Average low 2°C
(35°F)
2°C
(36°F)
3°C
(37°F)
4°C
(40°F)
7°C
(45°F)
10°C
(51°F)
12°C
(54°F)
12°C
(54°F)
10°C
(50°F)
8°C
(46°F)
4°C
(40°F)
3°C
(38°F)
Mean minimum -4°C
(25°F)
-4°C
(26°F)
-2°C
(28°F)
-2°C
(29°F)
0°C
(33°F)
6°C
(43°F)
8°C
(47°F)
7°C
(45°F)
4°C
(40°F)
2°C
(35°F)
-2°C
(28°F)
-4°C
(26°F)
Minimum -7°C
(21°F)
-6°C
(21°F)
-7°C
(19°F)
-4°C
(26°F)
-1°C
(30°F)
5°C
(41°F)
6°C
(43°F)
5°C
(42°F)
2°C
(36°F)
-2°C
(28°F)
-3°C
(26°F)
-8°C
(17°F)

Compare climate in Deri with other places

Compare temperature, precipitation, sunshine, UV index in Deri, Wales, United Kingdom with other places around the world.

Monthly average precipitation in Deri, Wales, United Kingdom §

Deri usually has the most precipitation in February, October and December, with an average of 15 rainy days and 124 mm (4.9 inches) of precipitation per month. The driest months in Deri are January, April and September. On average, 72 mm (2.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Deri, Wales, United Kingdom. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 73 (2.9) 112 (4.4) 107 (4.2) 64 (2.5) 91 (3.6) 89 (3.5) 91 (3.6) 103 (4.1) 80 (3.1) 132 (5.2) 104 (4.1) 129 (5.1)
Average precipitation days (≥ 1 mm) 11 15 16 10 13 14 12 13 12 15 15 17

Monthly sunshine hours in Deri, Wales, United Kingdom §

The sunniest months in Deri are May, June and July, when the sun shines an average of 12 hours 18 minutes a day. Least sunny months in Deri: January, November and December receive an average of 3 hours 16 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Deri, Wales, United Kingdom. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 81 133 192 303 378 355 398 345 278 224 120 99
Mean daily daylight hours 8h 22m 9h 57m 11h 55m 13h 54m 15h 39m 16h 34m 16h 4m 14h 30m 12h 35m 10h 36m 8h 49m 7h 52m

Solar UV radiation in Deri, Wales, United Kingdom §

Deri experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 7 - 8, which corresponds to the High / Very High category of sun exposure. January, February and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Deri UV Index data.

Average daily maximum UV levels by month for Deri, Wales, United Kingdom. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 2 4 6 7 8 8 7 6 4 2 1

Detailed Monthly Weather Insights for Deri, Wales, United Kingdom

Discover in-depth weather details for every month in Deri. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Deri's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.