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Monthly climate in Heron, Wallonia, Belgium

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Heron features a oceanic climate (Cfb).Temperatures typically range between 3 °C (38 °F) and 19 °C (66 °F) through the year, but rarely can drop to -10 °C (14 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 892 mm (35.1 inches) and receives 153 rainy days on the 1 mm (0.04 inches) threshold annually.Heron enjoys an average of 3354 hours of sunshine throughout the year, and daylight varies from 8 hours 4 minutes to 16 hours 20 minutes per day.

Monthly average temperatures in Heron, Wallonia, Belgium §

The warmest months in Heron are June, July and August, with daily mean temperatures ranging from 18 to 19 °C (64 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 5 °C (38 - 41 °F) throughout the day. On average each year, Heron experiences 28 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 Heron, 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
(55°F)		 19°C
(67°F)		 23°C
(74°F)		 27°C
(80°F)		 31°C
(88°F)		 33°C
(91°F)		 38°C
(100°F)		 36°C
(97°F)		 34°C
(93°F)		 25°C
(77°F)		 18°C
(65°F)		 15°C
(59°F)
Mean maximum 11°C
(52°F)		 15°C
(59°F)		 19°C
(66°F)		 23°C
(74°F)		 26°C
(80°F)		 28°C
(83°F)		 31°C
(88°F)		 32°C
(90°F)		 28°C
(83°F)		 22°C
(72°F)		 16°C
(61°F)		 13°C
(56°F)
Average high 5°C
(42°F)		 8°C
(46°F)		 11°C
(52°F)		 14°C
(58°F)		 18°C
(65°F)		 22°C
(72°F)		 23°C
(74°F)		 23°C
(74°F)		 20°C
(68°F)		 15°C
(59°F)		 9°C
(49°F)		 7°C
(44°F)
Daily mean 3°C
(38°F)		 5°C
(41°F)		 7°C
(44°F)		 10°C
(50°F)		 13°C
(56°F)		 18°C
(64°F)		 19°C
(66°F)		 19°C
(66°F)		 15°C
(59°F)		 12°C
(53°F)		 7°C
(44°F)		 5°C
(41°F)
Average low 1°C
(34°F)		 2°C
(36°F)		 3°C
(38°F)		 5°C
(41°F)		 8°C
(47°F)		 13°C
(55°F)		 14°C
(57°F)		 14°C
(58°F)		 11°C
(51°F)		 9°C
(48°F)		 4°C
(39°F)		 3°C
(37°F)
Mean minimum -4°C
(24°F)		 -5°C
(23°F)		 -4°C
(25°F)		 -2°C
(28°F)		 2°C
(35°F)		 8°C
(47°F)		 9°C
(48°F)		 9°C
(48°F)		 5°C
(41°F)		 2°C
(37°F)		 -2°C
(28°F)		 -4°C
(26°F)
Minimum -8°C
(17°F)		 -9°C
(16°F)		 -10°C
(14°F)		 -4°C
(25°F)		 0°C
(33°F)		 6°C
(44°F)		 7°C
(45°F)		 6°C
(44°F)		 2°C
(36°F)		 1°C
(34°F)		 -3°C
(27°F)		 -5°C
(24°F)

Compare climate in Heron with other places

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

Monthly average precipitation in Heron, Wallonia, Belgium §

Heron usually has the most precipitation in August, October and December, with an average of 15 rainy days and 93 mm (3.7 inches) of precipitation per month.The driest months in Heron are April, September and November. On average, 55 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Heron, 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) 71 (2.8) 74 (2.9) 79 (3.1) 41 (1.6) 67 (2.6) 79 (3.1) 79 (3.1) 86 (3.4) 65 (2.6) 84 (3.3) 59 (2.3) 108 (4.3)
Average precipitation days (≥ 1 mm) 13 13 15 8 14 12 11 14 11 13 11 18

Monthly sunshine hours in Heron, Wallonia, Belgium §

The sunniest months in Heron are May, June and July, when the sun shines an average of 12 hours 57 minutes a day.Least sunny months in Heron: January, November and December receive an average of 4 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Heron, 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 114 195 262 342 391 399 400 378 317 239 182 129
Mean daily daylight hours 8h 33m 10h 3m 11h 55m 13h 49m 15h 29m 16h 20m 15h 53m 14h 24m 12h 33m 10h 40m 8h 58m 8h 4m

Solar UV radiation in Heron, Wallonia, Belgium §

Heron 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, November 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 Heron UV Index data.

Average daily maximum UV levels by month for Heron, 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) 2 3 4 5 7 8 8 7 5 4 2 1