Old Washington, OH climate
Old Washington has chilly winters and warm summers. A typical July afternoon reaches 84°, a January night drops to 20°, and about 17 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Old Washington feels like
Winter
Spring
Summer
Fall
Old Washington weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 38° | 20° | 3.1" | 5.5" | 13 | 11 | 21° – 39° |
| February | 41° | 22° | 2.5" | 5.3" | 11 | 8 | 19° – 41° |
| March | 51° | 30° | 3.3" | 3.1" | 12 | 2 | 34° – 52° |
| April | 64° | 39° | 3.8" | 0 | 13 | 0 | 45° – 57° |
| May | 73° | 49° | 4.1" | 0 | 13 | 0 | 55° – 68° |
| June | 81° | 58° | 4.6" | 0 | 12 | 0 | 65° – 72° |
| July | 84° | 62° | 4.2" | 0 | 11 | 0 | 68° – 77° |
| August | 83° | 60° | 3.6" | 0 | 9 | 0 | 67° – 76° |
| September | 77° | 53° | 3.3" | 0 | 9 | 0 | 62° – 69° |
| October | 65° | 42° | 2.9" | 0 | 10 | 0 | 50° – 59° |
| November | 53° | 32° | 3.0" | 0.5" | 10 | 0 | 36° – 48° |
| December | 42° | 26° | 3.0" | 3.0" | 12 | 4 | 23° – 44° |
| Year | 63° | 41° | 41.2" | 17.4" | 136 | 26 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Old Washington
Old Washington gets 41 inches of rain and melted snow a year. June is the wettest month and February the driest. Rain or snow falls on about 136 days a year. Snow covers the ground about 26 days of the year.
About 172 frost-free days a year
In half of years the last 32° night comes by April 28 and the first one by October 17. That leaves about 172 frost-free days for gardens, shorter than 58% of U.S. towns.
Heating and cooling a home in Old Washington
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Old Washington, 86% of that work is heating and 14% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Old Washington and its neighbors
Old Washington borders 2 towns with climate data. January nights across them vary by 0.1°. Center has both the coldest January nights (20°) and the hottest July afternoons (84°). Old Washington’s January low is 20° and its July high 84°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Old Washington compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Old Washington averaged 1.1° warmer than the 1900s. The biggest change is in December (+2.5°). The shift is smaller than in 59% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Old Washington’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 19° to 41°. June is the most reliable, staying within 7°.
Common questions about Old Washington’s climate
What is the coldest month in Old Washington?
January, with a typical high of 38° and a low of 20°.
What is the hottest month in Old Washington?
July, with a typical high of 84° and a low of 62°. About 18 days a year reach 90°.
How much snow does Old Washington get?
About 17 inches in a normal winter, most of it in January.
When is the first frost in Old Washington?
In half of years the first 32° night comes by October 17, and the last spring frost by April 28.
What is the rainiest month in Old Washington?
June, with 4.6 inches of rain and melted snow. The year totals 41 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Old Washington itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Cambridge, OH (7 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.