June weather in New Castle, CO
The average temperature in New Castle in June is 64.3°F (46.3°F–82.4°F). Average precipitation: 0.96 inches.
June is a summer month in New Castle, and is warmer than the annual average of 47.6°F. Daily temperatures swing about 36.1°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 14h 45m. For travel, June is a comfortable month to visit.
Avg High
82.4°F
Avg Low
46.3°F
Precipitation
0.96 in
Daylight
14h 45m
June records in New Castle
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| June 1 | 91.0°F (1977) | 30.0°F (1970) | 0.85 in (1939) |
| June 2 | 89.1°F (2006) | 27.0°F (1954) | 2.17 in (1943) |
| June 3 | 90.0°F (1960) | 28.0°F (1902) | 0.55 in (1952) |
| June 4 | 93.0°F (1946) | 30.0°F (1908) | 1.12 in (1978) |
| June 5 | 95.0°F (1977) | 28.0°F (1908) | 0.61 in (1921) |
| June 6 | 95.0°F (2006) | 23.0°F (2002) | 0.57 in (2005) |
| June 7 | 98.1°F (2021) | 27.0°F (1916) | 0.81 in (1993) |
| June 8 | 93.9°F (1959) | 27.0°F (1906) | 0.43 in (1964) |
| June 9 | 93.0°F (2021) | 30.0°F (1914) | 0.80 in (1938) |
| June 10 | 91.9°F (1933) | 30.0°F (1911) | 0.36 in (1970) |
| June 11 | 93.9°F (1933) | 30.9°F (1911) | 0.61 in (1947) |
| June 12 | 95.0°F (1921) | 34.0°F (1974) | 0.60 in (1983) |
| June 13 | 97.0°F (1936) | 28.0°F (1915) | 0.88 in (1903) |
| June 14 | 98.1°F (2021) | 32.0°F (1915) | 0.85 in (2010) |
| June 15 | 98.1°F (2021) | 32.0°F (1915) | 1.32 in (1991) |
| June 16 | 99.0°F (2021) | 33.1°F (1945) | 0.68 in (1957) |
| June 17 | 100.0°F (2021) | 33.1°F (1912) | 1.05 in (1929) |
| June 18 | 99.0°F (2021) | 32.0°F (1906) | 0.53 in (1930) |
| June 19 | 98.1°F (1922) | 28.0°F (1973) | 1.29 in (1953) |
| June 20 | 99.0°F (1936) | 27.0°F (1973) | 0.63 in (1959) |
| June 21 | 100.0°F (1922) | 36.0°F (1905) | 0.82 in (1947) |
| June 22 | 99.0°F (1954) | 34.0°F (1989) | 0.90 in (2019) |
| June 23 | 102.0°F (1954) | 28.0°F (1916) | 0.67 in (1918) |
| June 24 | 98.1°F (1954) | 28.0°F (1916) | 3.20 in (1969) |
| June 25 | 100.0°F (1981) | 30.0°F (1916) | 0.53 in (1969) |
| June 26 | 100.0°F (1981) | 34.0°F (1915) | 0.40 in (1949) |
| June 27 | 98.1°F (1970) | 33.1°F (1969) | 0.60 in (2001) |
| June 28 | 98.1°F (1990) | 36.0°F (1904) | 0.67 in (1927) |
| June 29 | 98.1°F (1990) | 35.1°F (1908) | 0.56 in (1978) |
| June 30 | 100.0°F (2013) | 32.0°F (1968) | 0.80 in (1922) |