Acude Varzea da Volta Threshold Days by Year (BR027780780)
4 fixed thresholds counted per year at Acude Varzea da Volta (BR027780780): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Acude Varzea da Volta Thresholds
- Acude Varzea da Volta: days with 10 mm (0.39 in) or more of precipitation in 50 years, most in 1974 with 86.
- Acude Varzea da Volta: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1974 with 31.
- Acude Varzea da Volta: days with 50 mm (1.97 in) or more of precipitation in 44 years, most in 1974 with 9.
- Acude Varzea da Volta: days with 100 mm (3.94 in) or more of precipitation in 11 years, most in 1938 with 2.
- 4 fixed thresholds have at least one qualifying day at Acude Varzea da Volta.
Days with 10 mm (0.39 in) or more of precipitation
50 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1918 | 29 | 16.5 |
| 1919 | 4 | 16.5 |
| 1920 | 43 | 42.6 |
| 1921 | 41 | 42.6 |
| 1922 | 37 | 42.6 |
| 1923 | 34 | 42.6 |
| 1924 | 58 | 42.6 |
| 1932 | 11 | 34.1 |
| 1933 | 34 | 34.1 |
| 1934 | 52 | 34.1 |
| 1935 | 48 | 34.1 |
| 1936 | 19 | 34.1 |
| 1937 | 30 | 34.1 |
| 1938 | 29 | 34.1 |
| 1939 | 50 | 34.1 |
| 1948 | 33 | 38 |
| 1949 | 43 | 38 |
| 1950 | 42 | 30.2 |
| 1951 | 24 | 30.2 |
| 1952 | 29 | 30.2 |
| 1953 | 17 | 30.2 |
| 1954 | 26 | 30.2 |
| 1955 | 40 | 30.2 |
| 1956 | 36 | 30.2 |
| 1957 | 43 | 30.2 |
| 1958 | 9 | 30.2 |
| 1959 | 36 | 30.2 |
| 1960 | 16 | 37.2 |
| 1961 | 54 | 37.2 |
| 1962 | 35 | 37.2 |
| 1963 | 45 | 37.2 |
| 1964 | 57 | 37.2 |
| 1965 | 48 | 37.2 |
| 1966 | 21 | 37.2 |
| 1967 | 50 | 37.2 |
| 1968 | 4 | 37.2 |
| 1969 | 42 | 37.2 |
| 1970 | 23 | 41.1 |
| 1971 | 50 | 41.1 |
| 1972 | 29 | 41.1 |
| 1973 | 65 | 41.1 |
| 1974 | 86 | 41.1 |
| 1975 | 51 | 41.1 |
| 1976 | 29 | 41.1 |
| 1977 | 41 | 41.1 |
| 1978 | 20 | 41.1 |
| 1979 | 17 | 41.1 |
| 1980 | 24 | 25 |
| 1981 | 23 | 25 |
| 1982 | 28 | 25 |
| Year | First date | Last date |
|---|---|---|
| 1918 | 1918-01-27 | 1918-12-31 |
| 1919 | 1919-02-14 | 1919-07-20 |
| 1920 | 1920-01-19 | 1920-12-30 |
| 1921 | 1921-01-29 | 1921-09-14 |
| 1922 | 1922-01-14 | 1922-11-30 |
| 1923 | 1923-01-14 | 1923-07-17 |
| 1924 | 1924-01-25 | 1924-12-31 |
| 1932 | 1932-01-31 | 1932-05-26 |
| 1933 | 1933-01-15 | 1933-12-31 |
| 1934 | 1934-01-05 | 1934-12-24 |
| 1935 | 1935-01-20 | 1935-06-22 |
| 1936 | 1936-02-09 | 1936-06-15 |
| 1937 | 1937-01-26 | 1937-07-14 |
| 1938 | 1938-01-10 | 1938-06-12 |
| 1939 | 1939-01-02 | 1939-06-09 |
| 1948 | 1948-01-04 | 1948-06-20 |
| 1949 | 1949-02-04 | 1949-06-27 |
| 1950 | 1950-01-13 | 1950-07-23 |
| 1951 | 1951-02-05 | 1951-12-17 |
| 1952 | 1952-02-01 | 1952-12-27 |
| 1953 | 1953-02-21 | 1953-05-21 |
| 1954 | 1954-02-01 | 1954-12-01 |
| 1955 | 1955-01-19 | 1955-05-24 |
| 1956 | 1956-02-01 | 1956-05-27 |
| 1957 | 1957-01-13 | 1957-06-20 |
| 1958 | 1958-02-01 | 1958-12-15 |
| 1959 | 1959-01-25 | 1959-08-07 |
| 1960 | 1960-03-07 | 1960-06-14 |
| 1961 | 1961-01-16 | 1961-07-25 |
| 1962 | 1962-01-01 | 1962-06-06 |
| 1963 | 1963-01-12 | 1963-12-29 |
| 1964 | 1964-01-02 | 1964-07-06 |
| 1965 | 1965-01-19 | 1965-10-04 |
| 1966 | 1966-02-07 | 1966-06-04 |
| 1967 | 1967-01-15 | 1967-12-26 |
| 1968 | 1968-03-19 | 1968-11-25 |
| 1969 | 1969-01-21 | 1969-07-21 |
| 1970 | 1970-01-21 | 1970-06-11 |
| 1971 | 1971-01-20 | 1971-06-17 |
| 1972 | 1972-01-22 | 1972-12-18 |
| 1973 | 1973-01-01 | 1973-12-19 |
| 1974 | 1974-01-11 | 1974-12-26 |
| 1975 | 1975-01-20 | 1975-12-07 |
| 1976 | 1976-01-02 | 1976-07-17 |
| 1977 | 1977-01-02 | 1977-07-25 |
| 1978 | 1978-01-13 | 1978-05-10 |
| 1979 | 1979-01-22 | 1979-04-30 |
| 1980 | 1980-01-04 | 1980-05-25 |
| 1981 | 1981-01-01 | 1981-12-20 |
| 1982 | 1982-01-07 | 1982-05-10 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 10 mm (0.39 in): Days with 10 mm or more rain | 50 | 86 | 1974 | 28 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 50 | 31 | 1974 | 12 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 44 | 9 | 1974 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 11 | 2 | 1938 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1918.
Download the Data
Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2025-12-31).