Latitude (degrees) | −0.02 (−0.11 to 0.07) | −0.02 (−0.13 to 0.08) | 0.18 (−0.13 to 0.49) | −0.01 (−0.26 to 0.23) |
Altitude (100 m) | −0.15 (−0.40 to 0.10) | −0.30 (−0.62 to 0.03) |
−0.88 (−1.40 to −0.36)
|
−0.47 (−0.84 to −0.10)
|
Outdoor temperature | | | | |
Mean annual temperature (°C) | 0.06 (−0.10 to 0.23) | 0.06 (−0.18 to 0.31) | 0.37 (−0.15 to 0.89) | 0.12 (−0.29 to 0.54) |
Annual variation in mean temperature (°C) | −0.31 (−1.30 to 0.69) | −0.06 (−1.38 to 1.26) |
−5.00 (−8.43 to −1.57)
|
−4.10 (−6.22 to −1.98)
|
Lowest monthly mean temperature (°C) | 0.02 (−0.07 to 0.11) | 0.01 (−0.12 to 0.14) |
0.36 (0.03 to 0.69)
|
0.31 (0.04 to 0.57)
|
Mean temperature of ⩾1 month below 0°C | −0.51 (−2.97 to 1.96) | −1.86 (−5.68 to 1.96) | −0.96 (−7.64 to 5.73) | −1.09 (−4.61 to 2.43) |
Outdoor relative humidity | | | | |
Mean annual relative humidity (%) | −0.03 (−0.11 to 0.06) | −0.05 (−0.13 to 0.04) | 0.17 (−0.05 to 0.38) | 0.11 (−0.04 to 0.26) |
Annual variation in mean relative humidity (%) | −0.31 (−1.13 to 0.51) | −0.12 (−0.86 to 0.62) |
−1.84 (−3.06 to −0.62)
|
−1.13 (−1.91 to −0.35)
|
Lowest monthly mean relative humidity (%) | 0.00 (−0.05 to 0.06) | 0.00 (−0.05 to 0.04) |
0.13 (0.04 to 0.23)
|
0.09 (0.02 to 0.15)
|
Mean relative humidity of ⩾1 month below 50% | 0.03 (−1.99 to 2.05) | 0.19 (−1.66 to 2.04) |
−5.67 (−9.12 to −2.22)
|
−2.92 (−5.12 to −0.71)
|
Indoor relative humidity at 20°C | | | | |
Mean annual relative humidity (%) | 0.00 (−0.04 to 0.05) | −0.01 (−0.06 to 0.03) |
0.27 (0.10 to 0.45)
|
0.15 (0.03 to 0.27)
|
Annual variation in mean relative humidity (%) | −0.01 (−0.43 to 0.42) | 0.12 (−0.22 to 0.47) | 0.41 (−0.68 to 1.49) | −0.12 (−0.91 to 0.68) |
Lowest monthly mean relative humidity (%) | 0.02 (−0.03 to 0.06) | 0.00 (−0.04 to 0.04) |
0.26 (0.05 to 0.46)
|
0.22 (0.08 to 0.36)
|
Mean relative humidity of ⩾1 month below 50% | 0.85 (−1.21 to 2.90) | 1.95 (−0.20 to 4.10) | * | * |