Salem, Ohio Weather
Solstice approaches — longest light. Day 88 of spring. Read this microseason across nine climate regions →
Salem weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Overcast——66°55°—
- TuesdayJun 16Overcast25%—75°52°+9°
- WednesdayJun 17Heavy Drizzle44%0.06″72°55°-3°
- ThursdayJun 18Thunderstorm90%2.4″73°58°+1°
- FridayJun 19Thunderstorm13%—68°53°-5°
- SaturdayJun 20Light Drizzle13%—66°49°-2°
- SundayJun 21Drizzle26%0.09″59°55°-7°
AQI 24 (Good), driven by Ozone. AQI down 5 over the last 6 hours (gradual decline).
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 9 PM.
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).








































A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:51 AM
- Moonset
- 9:12 PM
- In sign
- ♋︎ Cancer
Solstice approaches — longest light
Salem at a glance
- Today vs. normal: 15°F below the seasonal normal for this latitude
- Last frost: April 21 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Salem
- Mon66°55°6%
- Tue75°52°25%
- Wed72°55°44%
- Thu73°58°90%
- Fri68°53°13%
- Sat66°49°13%
- Sun59°55°26%
- Mon63°51°38%
- Tue70°46°32%
- Wed74°49°15%
- Thu80°60°18%
- Fri79°60°36%
- Sat81°65°33%
- Sun85°69°55%
- Mon86°70°36%
- Tue79°65°48%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 15, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Salem
SPC has placed Salem in the Marginal Risk category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3MRGLMarginal Risk
Isolated severe storms possible. Limited threat for hail or damaging wind.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Microseason · June 11–15
Solstice approaches — longest light
Sunrise before 5:30 AM; sunset nearly 8:30 PM.
Day 166 of 365 · Wedge 33 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
July is Salem's warmest stretch (~72°F) and January its coldest (~26°F); precipitation crests in May at 4.6 inches and ebbs in February to 2.9 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 26° | 3.1″ | 20 |
| February | 28° | 2.9″ | 19 |
| March | 37° | 3.9″ | 20 |
| April | 49° | 4.0″ | 20 |
| May | 58° | 4.6″ | 19 |
| June | 67° | 4.1″ | 17 |
| July | 72° | 4.1″ | 18 |
| August | 71° | 3.5″ | 16 |
| September | 65° | 3.2″ | 14 |
| October | 54° | 3.0″ | 13 |
| November | 40° | 3.1″ | 17 |
| December | 30° | 3.6″ | 20 |
Regional context
In Salem, NOAA NCEI 1991-2020 normals put January near 26°F and July near 72°F — a 47°F seasonal arc — with about 43 inches of precipitation over 212 rainy or snowy days.
Salem's precipitation spreads evenly: May peaks at 4.6 inches on 18.6 wet days, while February holds 2.9 inches over 18.6 — no month dominates Salem's rain calendar. That even rhythm groups Salem with places like Salem Heights, OH, Washingtonville, OH and Leetonia, OH.
Once Salem passes mid-April, overnight freezes fade and kale, peas, spinach, and parsnips can be sown. Tomatoes and peppers do best set out two weeks later in Salem, once nights clear the mid-40s°F. Frost returns to Salem near mid-November, ending the tender-crop season. Salem's low ground holds frost later into spring than Salem's benches, which run 3-5 days ahead.
Similar climates: Salem Heights, OH, Washingtonville, OH, Leetonia, OH, Damascus, OH, Guilford Lake, OH.
Frequently asked
- When does it freeze in Salem?
- Salem's last spring frost lands near mid-April, and in Salem the first fall frost follows around mid-November.
- What is the rainy season in Salem?
- Salem sees its heaviest rain in May (around 4.6 inches), part of roughly 43 inches a year.
- What is the warmest month in Salem?
- On average July tops the year in Salem at about 72°F.
- What is the coldest month in Salem?
- The coldest stretch in Salem falls in January, around 26°F on average.
- When can I start a vegetable garden in Salem?
- Hardy spring crops go in near mid-April in Salem; tender peppers and squash wait 10–14 days.
- How many rainy days does Salem get?
- Salem averages about 212 days with measurable rain or snow each year.
- What hardiness zone is Salem?
- With January around 26°F, Salem's zone reflects that minimum — the USDA ZIP map confirms Salem's band.
- What is the 10-day forecast for Salem?
- Salem's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Salem?
- See this week's day-by-day rain chances for Salem in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Salem?
- Current conditions for Salem and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Salem forecast updated?
- The Salem forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Salem?
- Day length in Salem peaks around the June solstice — earliest sunrise and latest sunset — and is shortest near the December solstice.
- How accurate is the weather forecast for Salem?
- The next few days in Salem's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
The warm-summer humid continental climate of Salem, Ohio carries typical Januarys near 26°F and Julys around 72°F — 46°F of seasonal travel.
Salem sees close to 43 inches of precipitation annually, falling across some 212 wet days.
From 40.9°N, Salem sees a 46°F seasonal swing that governs Salem's planting and frost windows.
ZIP codes in Salem
- 44460