Table 1.
The temperature recorded by the Danish meteorological Institute (DMI) and mean of the difference (5–95% percentiles) between microclimatic data logger temperatures and DMI temperatures at four different habitats in Denmark, May – October 2015.
| Locations | Heights | No. of loggers | Mean Temp °C (5–95% percentiles) | |||||
|---|---|---|---|---|---|---|---|---|
| May | June | July | August | September | October | |||
| DMI (Strødam) (5–95% percentiles) (°C) | 2.5 m | 10.2 (4.7–14.9) | 13.4 (8.3–19.2) | 16.4 (10.4–24.5) | 17.6 (11.2–23.6) | 13.4 (7.1–17.8) | 9.3 (5.1–12.8) | |
| Strødam, Denmark, monthly mean of the hourly difference (5–95% percentiles) | ||||||||
| Dry meadow (°C) – DMI (°C) (5–95% percentiles) | Upper (1.1 m) | 6 | 1.0 (−2.9–7.2) | 1.2 (−2.9–7.3) | 1.5 (−3.6–8.6) | 1.3 (−3.9–9.1) | 0.60 (−3.7–8.8) | 0.35 (−3.8–5.8) |
| Mid-height (0.55 m) | 6 | 1.3 (−3.5–8.5) | 1.6 (−5.0–9.2) | 1.6 (−5.7–10.8) | 0.80 (−5.5–9.7) | 0.30 (−6.2–7.4) | –0.90 (− 5.7–4.1) | |
| Lower (10 cm) | 6 | 1.1 (−5.8–11.4) | 1.5 (−5.7–11.8) | 0.85 (−5.7–10.8) | –0.10 (−5.8–9.8) | –1.1 (−6.6–6.0) | –1.4 (−6.1–2.0) | |
| Hedges (°C) –DMI (°C) (5–95% percentiles) | Upper (3.3 m) | 6 | 1.2 (−2.3–7.0) | 1.7 (−2.3–8.7) | 1.6 (−2.1–8.0) | 0.90 (−2.9–6.5) | 0.35 (−2.6–5.0) | –0.35 (−2.6–2.6) |
| Mid-height (2.2 m) | 6 | 1.2 (−2.2–7.2) | 1.4 (−2.2–7.8) | 1.2 (−2.3–7.2) | 0.75 (−2.6–5.3) | 0.20 (−2.7–4.8) | –0.40 (−2.6–1.9) | |
| Lower (10 cm) | 6 | −0.15 (−3.7–4.7) | −0.75 (−3.9–2.4) | −1.2 (−4.2–1.5) | −1.3 (−4.5–1.9) | −1.5 (−5.1–1.0) | −1.5 (−4.8–0.6) | |
| Tree (°C) –DMI (°C) (5–95% percentiles) | Upper (9.4 m) | 2 | 0.10 (−2.2–2.4) | 0.12 (−2.3–2.4) | −0.02 (−2.9–2.3) | −0.06 (−3.0–2.6) | 0.10 (−2.5–2.5) | 0.07 (−1.7–2.6) |
| Mid-height (6.8 m) | 2 | 0.30 (−2.2–3.0) | −0.01 (−2.5–2.2) | −0.13 (−3.6–2.2) | −0.16 (−3.1–2.3) | −0.15 (−2.7–2.2) | 0.57 (−0.3–2.0) | |
| Lower (3.0) | 2 | 0.47 (−2.1–3.3) | 0.01 (−2.7–2.2) | −0.15 (−3.6–2.1) | −0.20 (−3.3–2.4) | −0.19 (−2.7–2.2) | 0.06 (−1.8–2.4) | |
| Wet meadow (°C) – DMI (°C) (5–95% percentiles) | Upper (0.55 m) | 6 | 0.18 (−3.5–5.1) | 0.04 (−3.2–3.2) | −0.65 (−4.1–20.0) | −1.5 (−4.8–1.0) | −1.2 (−4.3–1.0) | −1.16 (−3.4–0.6) |
| Lower (0.1 m) | 6 | 0.42 (−3.3–5.8) | −0.07 (−3.7–3.2) | −0.77 (−4.6–2.3) | −1.8 (−5.2–1.0) | −1.3 (−4.3–1.1) | −1.1 (−3.3–0.7) | |
| Faxe, Denmark, (5–95% percentiles) | ||||||||
| DMI (Faxe) (5–95% percentiles) (°C) | 2.5 m | 10.0 5.3–14.1) | 13.1 (7.3–18.8) | 16.1 (10.3–22.7) | 17.6 (11.5–22.8) | 13.3 (7.5–17.2) | 9.3 (5.8–13.3) | |
| Faxe, Denmark, monthly mean of the hourly difference (5–95% percentiles) | ||||||||
| Cattle Field (°C) – DMI (°C) (5–95% percentiles) | Upper (1.2 m) | 2 | NA | 1.9 (−1.8–7.6) | 2.3 (−1.7–8.5) | 1.4 (−2.4–7.1) | 1.2 (−2.3–7.3) | 0.30 (−2.3–3.9) |
| Mid-height (0.60 m) | 2 | NA | 2.3 (−1.5–7.9) | 2.3 (−1.4–8.2) | 1.3 (−2.2–6.6) | 1.8 (−2.1–9.3) | 0.86 (−1.9–5.5) | |
| Lower (0.10) | 2 | NA | 1.2 (−2.0–4.6) | 0.64 (−2.6–4.3) | 0.38 (−3.5–6.2) | 1.3 (−3.5–10.5) | 0.01 (−3.2–3.2) | |
| Horse Field (°C) – DMI (°C) (5–95% percentiles) | Upper (1.2 m) | 2 | NA | 2.3 (−1.2–7.5) | 2.5 (−1.3–8.3) | 1.02 (−3.0–6.2) | 1.3 (−2.2–9.6) | 0.64 (−1.8–7.1) |
| Mid-height (0.60 m) | 2 | NA | 2.5 (−1.4–8.1) | 2.9 (−1.5–11.0) | 1.4 (−3.1–6.6) | 1.5 (−2.4–10.9) | 0.38 (−2.1–5.4) | |
| Lower (0.10) | 2 | NA | 3.2 (−1.5–10.9) | 2.9 (−2.3–11.2) | 2.1 (−4.1–12.5) | 1.1 (−3.0–9.4) | 0.10 (−2.9–4.9) | |
Data from cattle and horse fields were available from 4th June - 31st October 2015, whereas data from other habitats were available from 1st May–31st October 2015.