イタリアとアメリカ合衆国の熱帯夜
2014 年の熱帯夜は、イタリアが 26.3 夜、アメリカ合衆国が 39.8 夜 です（CMIP6 気候モデルの中央値による計算）。 2014 年の値はアメリカ合衆国のほうが 13.5 夜 高く、イタリアの 1.51 倍でした。
イタリアアメリカ合衆国
地図で推移を見る最新の数値
年間夜数 · CMIP6
| 国 | 最新 | 10年前 | 予測値 |
|---|---|---|---|
| イタリア | 26.3 2014 | 24.5 | 65.1 2100 |
| アメリカ合衆国 | 39.8 2014 | 35.8 | 63.9 2100 |
数字からわかること
- 1950 年以降、両国ともデータのあるすべての年でアメリカ合衆国のほうが高くなっています。
- CMIP6 モデル中央値（SSP2-4.5、中道）では、2100 年にイタリアが 65.1 夜、アメリカ合衆国が 63.9 夜 とされています。
年ごとの値
年間夜数 · CMIP6
| 年 | イタリア | アメリカ合衆国 |
|---|---|---|
| 2014 | 26.3 | 39.8 |
| 2013 | 24.7 | 38.9 |
| 2012 | 24.8 | 38.7 |
| 2011 | 24.6 | 38.4 |
| 2010 | 27.1 | 38.3 |
| 2009 | 23.7 | 37.5 |
| 2008 | 24.1 | 36.8 |
| 2007 | 21.5 | 37.7 |
| 2006 | 24.6 | 37.6 |
| 2005 | 22.5 | 36.8 |
| 2004 | 24.5 | 35.8 |
| 2003 | 23.8 | 36 |
| 2002 | 20.6 | 37.7 |
| 2001 | 20.8 | 36.7 |
| 2000 | 21.7 | 35.5 |
| 1999 | 20.3 | 36.1 |
| 1998 | 18.9 | 34.8 |
| 1997 | 18.9 | 35.1 |
| 1996 | 18.9 | 33.6 |
| 1995 | 17.9 | 33.6 |
| 1994 | 17.4 | 32.4 |
| 1993 | 16.3 | 30.9 |
| 1992 | 15.1 | 29.4 |
| 1991 | 18 | 33.7 |
| 1990 | 18.2 | 33.8 |
| 1989 | 16.6 | 32.9 |
| 1988 | 15.5 | 33 |
| 1987 | 16 | 32.1 |
| 1986 | 15 | 31.5 |
| 1985 | 14.5 | 32 |
| 1984 | 15.7 | 30.1 |
| 1983 | 15.3 | 28.4 |
| 1982 | 14.1 | 30.8 |
| 1981 | 15.3 | 32.9 |
| 1980 | 15.9 | 30.7 |
| 1979 | 14.5 | 32.1 |
| 1978 | 16.5 | 31.6 |
| 1977 | 13.5 | 31.6 |
| 1976 | 13.8 | 29.7 |
| 1975 | 14 | 31.1 |
| 1974 | 14.8 | 29.8 |
| 1973 | 13.5 | 29.9 |
| 1972 | 13.7 | 30.7 |
| 1971 | 15.3 | 30 |
| 1970 | 14 | 29.7 |
| 1969 | 14.5 | 30.4 |
| 1968 | 13.8 | 29.5 |
| 1967 | 13.6 | 29.7 |
| 1966 | 13.2 | 29.1 |
| 1965 | 12.8 | 28.6 |
| 1964 | 13.2 | 28.1 |
| 1963 | 14.2 | 30 |
| 1962 | 15.5 | 30.8 |
| 1961 | 13.9 | 31.9 |
| 1960 | 14.9 | 31.1 |
| 1959 | 16.6 | 31 |
| 1958 | 14.4 | 30.6 |
| 1957 | 15.5 | 31 |
| 1956 | 16.7 | 32 |
| 1955 | 16.6 | 30.7 |
| 1954 | 15.7 | 30.8 |
| 1953 | 15.4 | 31.3 |
| 1952 | 16.6 | 30.6 |
| 1951 | 16 | 30.7 |
| 1950 | 15.3 | 30.5 |
CMIP6 モデル中央値（SSP2-4.5、中道） · 2015–2100
| 年 | イタリア | アメリカ合衆国 |
|---|---|---|
| 2015 | 3021.7–40.4 | 40.932.9–49.8 |
| 2016 | 29.618–42.2 | 41.933.3–52 |
| 2017 | 31.820.2–43.7 | 4234–50.6 |
| 2018 | 3122–44.3 | 4333.9–52.5 |
| 2019 | 31.521.3–43.2 | 43.234.3–52.6 |
| 2020 | 31.619.7–44.3 | 42.833.9–53.1 |
| 2021 | 3420.8–46.9 | 42.833.8–52.7 |
| 2022 | 37.121.3–50.6 | 43.634.5–52.3 |
| 2023 | 33.121.3–47.4 | 44.535–55.5 |
| 2024 | 35.521.6–48.4 | 44.935.9–54.5 |
| 2025 | 37.720.5–51.1 | 4636.7–55.5 |
| 2026 | 38.926.6–52.2 | 44.735.6–54.8 |
| 2027 | 34.322.4–49.7 | 46.437.3–58.4 |
| 2028 | 37.724.4–53.1 | 45.836.5–56.6 |
| 2029 | 37.824.9–55 | 46.936.9–57.7 |
| 2030 | 37.925.7–54.7 | 46.936.6–58.8 |
| 2031 | 37.223.8–51 | 46.337–55.7 |
| 2032 | 39.226.2–53.8 | 46.236.9–56.5 |
| 2033 | 40.426–50.3 | 49.439.1–60.3 |
| 2034 | 42.525.1–57.2 | 47.738.7–58.6 |
| 2035 | 42.728.9–58.3 | 47.737.5–59.6 |
| 2036 | 41.127.7–59.9 | 49.439.2–61.8 |
| 2037 | 4328.1–54.8 | 48.639.1–59.8 |
| 2038 | 41.628.5–61.3 | 50.240.4–59.8 |
| 2039 | 4129.4–56.4 | 50.240.5–60.9 |
| 2040 | 42.428.1–59.1 | 50.739.8–61.8 |
| 2041 | 41.927.2–58.7 | 49.840.1–61.2 |
| 2042 | 43.529.6–59 | 51.441–63.1 |
| 2043 | 4528.7–59.5 | 51.341.4–62.2 |
| 2044 | 44.929.4–59.9 | 51.340.5–63.3 |
| 2045 | 45.230.3–59.2 | 52.441.5–64.7 |
| 2046 | 4627.3–62.4 | 53.343.3–64.1 |
| 2047 | 49.132.4–63.6 | 53.844.1–66.5 |
| 2048 | 46.228.3–65.7 | 53.542.2–66 |
| 2049 | 48.229.5–65.7 | 53.743.2–65.9 |
| 2050 | 49.536.4–64.4 | 54.943–67.2 |
| 2051 | 48.831.6–68.3 | 54.743.5–67.5 |
| 2052 | 50.330.9–68.1 | 53.642–66.1 |
| 2053 | 48.235.9–67 | 54.342.4–66.8 |
| 2054 | 49.435.3–66.1 | 54.543.1–67 |
| 2055 | 52.233.7–67.7 | 55.142.4–68 |
| 2056 | 50.836.2–71.6 | 55.844.3–70 |
| 2057 | 50.232.8–65.6 | 56.244.6–68.1 |
| 2058 | 55.337.5–70.8 | 56.144.4–70.4 |
| 2059 | 51.934.5–74.1 | 55.544.5–67.9 |
| 2060 | 52.938.2–68.1 | 56.144.9–68.3 |
| 2061 | 54.338.3–69.8 | 5746–69 |
| 2062 | 53.936.9–69 | 57.443.9–70.3 |
| 2063 | 56.437.6–72.1 | 57.244.7–70.8 |
| 2064 | 55.938.5–71.3 | 5643–68.2 |
| 2065 | 5537.3–73.3 | 56.544.2–71 |
| 2066 | 53.935.8–73.8 | 58.747.4–71.2 |
| 2067 | 61.141.2–76.6 | 58.647.2–71.4 |
| 2068 | 56.241.7–73 | 58.846.1–71.7 |
| 2069 | 58.741.8–73 | 59.646.8–73 |
| 2070 | 55.738.9–74.4 | 57.944.7–72.8 |
| 2071 | 59.637.8–76.6 | 5946.5–72 |
| 2072 | 59.643.5–74.6 | 58.746.4–72.9 |
| 2073 | 56.939.4–71.6 | 59.345.8–72.1 |
| 2074 | 54.836.7–73.7 | 60.546.4–74.6 |
| 2075 | 56.941.8–75.4 | 59.846.6–75.3 |
| 2076 | 59.941.9–77.7 | 59.647.5–74.4 |
| 2077 | 57.437.9–74.1 | 60.147.9–74.3 |
| 2078 | 60.540.5–80.7 | 60.747–76 |
| 2079 | 60.637.1–83.3 | 61.148.3–76.2 |
| 2080 | 59.743.1–78 | 61.448.8–76.8 |
| 2081 | 5943.7–78.9 | 6149.2–74.7 |
| 2082 | 63.945.5–80.2 | 61.748.1–75.9 |
| 2083 | 60.842–79.7 | 62.849.6–77.6 |
| 2084 | 62.547.3–82.1 | 62.248.1–76.8 |
| 2085 | 65.246.3–79 | 6247.9–76 |
| 2086 | 64.445.6–80.1 | 6449–78.8 |
| 2087 | 63.743.8–84 | 63.349.5–77.3 |
| 2088 | 67.247.4–84.4 | 63.148.2–78.4 |
| 2089 | 64.546–82.9 | 61.648.8–76.6 |
| 2090 | 65.842.8–80.5 | 64.950.6–79 |
| 2091 | 66.745.3–84.7 | 64.750–78.6 |
| 2092 | 64.838.5–82.3 | 6448.1–79 |
| 2093 | 63.644.7–83 | 64.350.1–80.2 |
| 2094 | 62.445–82 | 63.248.2–78.9 |
| 2095 | 6643.6–83.5 | 64.149.8–79.8 |
| 2096 | 6542.9–85.8 | 6549.9–79.6 |
| 2097 | 65.844.9–84.4 | 63.347.3–81.2 |
| 2098 | 64.647.9–84.2 | 64.349.7–79.2 |
| 2099 | 67.742.2–81.9 | 64.350.3–79.5 |
| 2100 | 65.142.5–83.2 | 63.950.3–80.2 |
国ごとに見る
知っておきたいこと
- 気温が 20 °C を下回らない夜の年間日数の国内平均。
- 出典：World Bank Climate Change Knowledge Portal, CMIP6 multi-model median。
- 破線はCMIP6 モデル中央値（SSP2-4.5、中道）です。確定した見通しではなく、ひとつのシナリオです。帯はそのモデルの 10〜90 パーセンタイルを示します。
- 気候モデルの値は CMIP6 モデルの中央値で、2014 年までは過去の排出量、それ以降は中間的な経路である SSP2-4.5 に基づいて計算したものです。観測値ではありません。
各レイヤーの仕組み、データの出どころ、そこからはわからないこと： 国々の推移