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Monthly climate in Neerheylissem, Wallonia, Belgium

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Neerheylissem features a oceanic climate (Cfb).Temperatures typically range between 4 °C (39 °F) and 19 °C (66 °F) through the year, but rarely can drop to -9 °C (16 °F) or can rise to as high as 39 °C (102 °F).The average annual precipitation amounts to about 873 mm (34.4 inches) and receives 143 rainy days on the 1 mm (0.04 inches) threshold annually.Neerheylissem enjoys an average of 3343 hours of sunshine throughout the year, and daylight varies from 8 hours 2 minutes to 16 hours 23 minutes per day.

Monthly average temperatures in Neerheylissem, Wallonia, Belgium §

The warmest months in Neerheylissem are June, July and August, with daily mean temperatures ranging from 18 to 19 °C (65 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 5 °C (39 - 42 °F) throughout the day. On average each year, Neerheylissem experiences 27 days above 25 °C (77.0 °F) and 32 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Neerheylissem, Wallonia, Belgium.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 13°C
(56°F)		 19°C
(67°F)		 23°C
(74°F)		 27°C
(81°F)		 31°C
(88°F)		 33°C
(92°F)		 39°C
(102°F)		 35°C
(96°F)		 33°C
(93°F)		 25°C
(78°F)		 18°C
(65°F)		 15°C
(59°F)
Mean maximum 12°C
(53°F)		 15°C
(60°F)		 19°C
(66°F)		 24°C
(75°F)		 26°C
(80°F)		 29°C
(84°F)		 31°C
(88°F)		 32°C
(90°F)		 28°C
(83°F)		 22°C
(72°F)		 16°C
(61°F)		 14°C
(57°F)
Average high 6°C
(43°F)		 8°C
(47°F)		 11°C
(52°F)		 15°C
(58°F)		 18°C
(65°F)		 23°C
(73°F)		 23°C
(74°F)		 23°C
(74°F)		 20°C
(68°F)		 15°C
(60°F)		 10°C
(50°F)		 7°C
(45°F)
Daily mean 4°C
(39°F)		 5°C
(41°F)		 7°C
(45°F)		 10°C
(50°F)		 13°C
(56°F)		 18°C
(65°F)		 19°C
(66°F)		 19°C
(66°F)		 15°C
(60°F)		 12°C
(54°F)		 7°C
(45°F)		 5°C
(42°F)
Average low 2°C
(35°F)		 2°C
(36°F)		 3°C
(38°F)		 5°C
(41°F)		 8°C
(47°F)		 13°C
(56°F)		 14°C
(57°F)		 14°C
(58°F)		 11°C
(52°F)		 9°C
(49°F)		 4°C
(40°F)		 3°C
(38°F)
Mean minimum -4°C
(25°F)		 -5°C
(24°F)		 -3°C
(26°F)		 -2°C
(29°F)		 2°C
(35°F)		 8°C
(47°F)		 9°C
(48°F)		 9°C
(48°F)		 6°C
(42°F)		 3°C
(38°F)		 -2°C
(29°F)		 -3°C
(26°F)
Minimum -8°C
(18°F)		 -9°C
(17°F)		 -9°C
(16°F)		 -4°C
(26°F)		 0°C
(33°F)		 7°C
(45°F)		 7°C
(46°F)		 7°C
(45°F)		 3°C
(38°F)		 1°C
(35°F)		 -3°C
(28°F)		 -5°C
(23°F)

Compare climate in Neerheylissem with other places

Compare temperature, precipitation, sunshine, UV index in Neerheylissem, Wallonia, Belgium with other places around the world.

Monthly average precipitation in Neerheylissem, Wallonia, Belgium §

Neerheylissem usually has the most precipitation in August, October and December, with an average of 14 rainy days and 93 mm (3.7 inches) of precipitation per month.The driest months in Neerheylissem are April, September and November. On average, 52 mm (2.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Neerheylissem, Wallonia, Belgium.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) 65 (2.6) 73 (2.9) 74 (2.9) 37 (1.5) 65 (2.5) 78 (3.1) 82 (3.2) 92 (3.6) 62 (2.5) 86 (3.4) 57 (2.2) 102 (4.0)
Average precipitation days (≥ 1 mm) 11 12 15 7 13 12 10 14 9 12 11 17

Monthly sunshine hours in Neerheylissem, Wallonia, Belgium §

The sunniest months in Neerheylissem are May, June and July, when the sun shines an average of 12 hours 49 minutes a day.Least sunny months in Neerheylissem: January, November and December receive an average of 4 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Neerheylissem, Wallonia, Belgium.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 119 196 264 340 388 391 399 374 314 236 183 132
Mean daily daylight hours 8h 31m 10h 2m 11h 55m 13h 50m 15h 31m 16h 23m 15h 55m 14h 25m 12h 34m 10h 39m 8h 56m 8h 2m

Solar UV radiation in Neerheylissem, Wallonia, Belgium §

Neerheylissem 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 Neerheylissem UV Index data.

Average daily maximum UV levels by month for Neerheylissem, Wallonia, Belgium.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 5 7 8 8 7 5 4 2 1