Weather Heist-op-den-Berg, Belgium 
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Report for 2025
ANNUAL CLIMATOLOGICAL SUMMARY
NAME: Patrick Nijs CITY: Heist-op-den-Berg STATE: Belgium
ELEV: 15 m LAT: 51° 04' 15" N LONG: 4° 42' 13" E
TEMPERATURE (°C), HEAT BASE 18.3, COOL BASE 18.3
DEP. HEAT COOL
MEAN MEAN FROM DEG DEG MAX MAX MIN MIN
YR MO MAX MIN MEAN NORM DAYS DAYS HI DATE LOW DATE >=32 <=0 <=0 <=-18
------------------------------------------------------------------------------------
25 1 5.9 1.4 3.6 0.3 455 0 12.4 5 -4.3 14 0 1 11 0
25 2 8.0 1.6 4.6 0.9 383 0 18.9 21 -4.0 18 0 0 10 0
25 3 14.5 3.0 8.6 1.8 302 2 22.3 21 -1.8 3 0 0 9 0
25 4 18.7 7.3 13.0 3.2 173 14 27.3 30 2.6 11 0 0 0 0
25 5 21.2 9.9 15.7 2.1 115 33 29.4 1 4.2 5 0 0 0 0
25 6 25.4 14.6 20.2 4.0 37 94 34.4 13 8.8 11 3 0 0 0
25 7 25.5 15.2 20.2 1.8 26 86 37.6 1 11.2 4 2 0 0 0
25 8 25.5 14.6 20.0 2.0 32 85 34.2 12 8.1 24 3 0 0 0
25 9 21.0 12.1 16.2 1.3 89 26 30.9 7 6.7 28 0 0 0 0
25 10 16.9 10.4 13.3 2.2 40 0 19.0 2 7.4 1 0 0 0 0
25 11
25 12
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18.4 9.0 13.6 2.0 1652 339 37.6 JUL -4.3 JAN 8 1 30 0
PRECIPITATION (mm)
DEP. MAX DAYS OF RAIN
FROM OBS. OVER
YR MO TOTAL NORM DAY DATE .2 2 20
---------------------------------------------
25 1 102.0 25.9 17.6 5 23 13 0
25 2 37.6 -25.5 14.8 11 14 6 0
25 3 7.2 -62.8 3.4 28 8 1 0
25 4 20.4 -30.9 12.8 24 9 2 0
25 5 28.4 -38.1 15.8 27 7 3 0
25 6 31.2 -40.6 10.8 26 9 5 0
25 7 62.0 -11.5 17.4 29 15 10 0
25 8 11.4 -67.9 3.0 1 7 3 0
25 9 38.6 -30.3 18.6 3 12 5 0
25 10 18.6 -55.9 13.2 4 3 2 0
25 11
25 12
---------------------------------------------
357.4-337.6 18.6 SEP 107 50 0
WIND SPEED (km/hr)
DOM
YR MO AVG. HI DATE DIR
---------------------------------
25 1 2.1 49.9 6 S
25 2 1.9 35.4 7 E
25 3 0.7 29.0 21 E
25 4 1.5 33.8 12 E
25 5 1.4 32.2 26 WSW
25 6 1.6 38.6 24 WSW
25 7 1.3 33.8 2 WSW
25 8 1.2 32.2 4 WSW
25 9 1.9 43.5 15 WSW
25 10 2.0 40.2 4 WSW
25 11
25 12
---------------------------------
1.5 49.9 JAN WSW
