| Month | Average (°F) | Record (°F) | Average (inches) | |||
|---|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | Snow ❄️ | |
| January | 42.5 | 23.6 | 69 | -24 | 1.0 | 4.4 |
| February | 47.1 | 24.7 | 73 | -20 | 0.7 | 1.2 |
| March | 53.6 | 28.3 | 80 | -5 | 1.1 | 1.3 |
| April | 59.4 | 32.0 | 91 | 13 | 1.5 | 0.4 |
| May | 68.3 | 39.2 | 98 | 13 | 1.9 | 0.0 |
| June | 76.7 | 44.7 | 103 | 25 | 1.3 | 0.0 |
| July | 88.3 | 49.7 | 110 | 35 | 0.5 | 0.0 |
| August | 87.9 | 48.0 | 112 | 30 | 0.5 | 0.0 |
| September | 78.9 | 40.7 | 110 | 21 | 0.5 | 0.0 |
| October | 64.3 | 33.0 | 95 | 4 | 1.0 | 0.2 |
| November | 49.6 | 27.5 | 79 | -9 | 1.2 | 1.5 |
| December | 41.1 | 22.6 | 66 | -23 | 1.1 | 2.9 |
| Entire year | 63.2 | 34.5 | 112 | -24 | 12.3 | 12.0 |
|
More John Day Weather Records
1903–2024
|
||
|---|---|---|
| Highest daily low | 70 °F | July 13, 2002 |
| Lowest daily high | -4 °F | December 22, 1990 |
| Greatest daily range (Difference of high and low) |
65 °F | September 11, 1953 |
| Greatest difference in daily high over two conscutive days |
42 °F | Jun 2–3, 1905 |
| Most daily precipitation | 2.2 inches | August 16, 1993 |
| Most monthly precipitation | 4.3 inches | May 1991 |
| Most yearly precipitation | 18.9 inches | 1983 |
| Most yearly days with precipitation | 137 | 1998 |
| Earliest snow in season | October 21 | 1985 |
| Latest snow in season | May 19 | 1989 |
| Most daily snow | 9.0 inches | January 8, 1956 |
| Most monthly snow | 30.6 inches | December 1971 |
| Most yearly snow | 51.6 inches | 1971 |
| Most snow in a winter | 47.6 inches | 1955–1956 |
| Greatest snow accumulation | 11.0 inches | December 26, 1983 |
| Earliest freeze | August 24 | 1992 |
| Earliest day ≥ 80 °F | March 30 | 1978 |
| Earliest day ≥ 90 °F | April 28 | 1987 |
| Earliest day ≥ 100 °F | June 15 | 1974 |
| Latest freeze | June 27 | 1966 |
| Latest day ≥ 80 °F | October 28 | 1953 |
| Latest day ≥ 90 °F | October 12 | 1991 |
| Latest day ≥ 100 °F | September 18 | 1981 |
| Most days in a year < 0 °F | 13 | 1972 |
| Most days in a year < 32 °F | 187 | 2019 |
| Most days in a year ≥ 80 °F | 114 | 2003 |
| Most days in a year ≥ 90 °F | 63 | 1970 |
| Most days in a year ≥ 100 °F | 14 | 1998 |
| Most days in a year ≥ 110 °F | 1 | 2002 |
|
John Day Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 14 days | May 16–29, 1953 |
| Without precipitation | 86 days | Jun 20 – Sep 13, 2022 |
| With snow | 8 days | Dec 16–23, 1968 |
| High temperature at or below freezing |
14 days | Nov 19 – Dec 2, 1985 |
| High temperature ≥ 80 °F | 65 days | Jul 8 – Sep 10, 1988 |
| High temperature ≥ 90 °F | 33 days | Jul 21 – Aug 22, 1971 |
| High temperature ≥ 100 °F | 8 days | Jul 15–22, 1960 |
| Years | Station | Coordinates |
|---|---|---|
| 1903–2024 | John Day | location |