Chièvres is a weather station located 63 m above sea level, 3 km from Chièvres. Its records go back to 1954: 57 years of temperature are available up to 2013, along with rainfall and a comparison with two reference normals. Closed series: the records of this station end in 2013. Over 1991–2020 the annual mean temperature there is 8.7 °C, clearly higher than over 1961–1990 (8.0 °C): a difference of 0.7 °C. The warmest year of the series is 2011 (11.7 °C) and the coldest 1963 (6.2 °C). The last complete year, 2013, ranks 6 out of 57, from warmest to coldest. Over 1961–2013, the annual mean temperature changes by +0.42 °C per decade. The station ranks 2 out of 12 stations, from the fastest rise to the slowest.
Annual mean temperature since 1954
The first ten years of the series (1954–1963) average 7.4 °C; the last ten (2002–2013) average 9.3 °C, a difference of +1.9 °C. Of the ten warmest years in the series, 5 fall after 1999. The warmest is 2011 (11.7 °C). The ten-year running mean peaks at 9.6 °C (2013) and bottoms out at 7.4 °C (1963).
Monthly normals: 1961–1990 against 1991–2020
The table compares, month by month, the mean temperature and the rainfall total of two thirty-year reference periods. The difference column shows what the recent period changes compared with the earlier one.
| Month | Temp. 1961–1990 | Temp. 1991–2020 | Difference | Rain 1961–1990 | Rain 1991–2020 | Difference |
|---|---|---|---|---|---|---|
| January | 0.7 °C | 2.0 °C | +1.3 °C | – | – | – |
| February | 1.4 °C | 1.8 °C | +0.4 °C | – | – | – |
| March | 3.8 °C | 5.1 °C | +1.3 °C | – | – | – |
| April | 6.6 °C | 8.1 °C | +1.5 °C | – | – | – |
| May | 10.6 °C | 11.7 °C | +1.1 °C | – | – | – |
| June | 13.5 °C | 14.5 °C | +1.0 °C | – | – | – |
| July | 15.3 °C | 16.5 °C | +1.2 °C | – | – | – |
| August | 15.3 °C | – | – | – | – | – |
| September | 12.8 °C | – | – | – | – | – |
| October | 9.4 °C | 9.8 °C | +0.4 °C | – | – | – |
| November | 4.5 °C | 5.4 °C | +0.9 °C | – | – | – |
| December | 1.7 °C | 2.3 °C | +0.6 °C | – | – | – |
Records at Chièvres
- Warmest year: 11.7 °C, in 2011
- Coldest year: 6.2 °C, in 1963
- Warmest month: 22.2 °C, in July 2006
- Coldest month: −9.2 °C, in February 1956
5.5 °C separate the warmest year of the series from the coldest. Daily records are not part of the dataset for this station: only annual and monthly extremes are shown.
Temperature trend over 1961–2013
The regression line of annual mean temperature changes by +0.42 °C per decade between 1961 and 2013, about +2.2 °C over the whole period. That is faster than the median of the 12 stations (+0.36 °C per decade), by 0.05 °C per decade: the station ranks 2 out of 12.
Data source and licence
Data source: IRM/KMI via NOAA NCEI (dataset “GHCN-Daily + GHCN-Monthly v4 (qcu)”), licence Public domain (NOAA NCEI); original data: IRM/KMI. Last updated: 29 October 2026.
The data for Chièvres are shown as the source publishes them; this site does not correct them. A year is kept only if at least eleven months of measurements are available, and a normal is computed only with at least twenty years of data out of its thirty. Temperatures are rounded to 0.1 °C and rainfall to the millimetre. The station is one of 12 stations in Belgium: the overview page lets you compare them.
Frequently asked questions
What is the annual mean temperature at Chièvres?
Over 1991–2020, the annual mean temperature at Chièvres is 8.7 °C. It was 8.0 °C over 1961–1990, a difference of +0.7 °C.
What is the warmest year ever measured at Chièvres?
Since records began in 1954, the warmest year at Chièvres is 2011, at 11.7 °C on average. The coldest is 1963 (6.2 °C).
Is the climate at Chièvres getting warmer?
Yes: at Chièvres, the annual mean temperature rises by 0.42 °C per decade between 1961 and 2013, +2.2 °C in total. 5 of the 10 warmest years in the series fall after 1999.
Towns near this station
Neighbouring stations