Syracuse, New York Weather
Apples hang heavy on the branch. Day 93 of summer. Read this microseason across nine climate regions →
Syracuse weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 2:50 AM EDT · Open-Meteo
- TodaySep 21Overcast later——65°46°—
- TuesdaySep 22Overcast——66°45°+1°
- WednesdaySep 23Partly Cloudy——66°46°0°
- ThursdaySep 24Partly Cloudy——67°44°+1°
- FridaySep 25Overcast——70°46°+3°
- SaturdaySep 26Overcast18%—66°54°-4°
- SundaySep 27Overcast——69°52°+3°
Air quality now AQI 26 · Good
AQI 26 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 9.1 µg/m³ (AQI 51) with a 0.98 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in stagnant air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
PM × Wind × Precip
PM2.5 at 9.1 µg/m³ (AQI 51) with a 0.98 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in stagnant air, not road dust.
- PM2.5/PM10
- 0.98
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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).
September dries up ditches or breaks down bridges.
- Moonrise
- 4:46 PM
- Moonset
- 1:12 AM
- In sign
- ♑︎ Capricorn
Apples hang heavy on the branch
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Syracuse at a glance
- Today vs. normal: Today averages 56°F (high 65°F, low 46°F), 5°F below the 61°F normal for Sep 21
- Last frost: April 29 (1991–2020 median, NOAA station 9 km away)
- Microseason: Sep 21–25
- Planting calendar: September — plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, winter squash
15-Day Forecast — Syracuse
- Mon65°46°0%
- Tue66°45°1%
- Wed66°46°2%
- Thu67°44°1%
- Fri70°46°8%
- Sat66°54°18%
- Sun69°52°9%
- Mon70°53°5%
- Tue73°53°8%
- Wed70°59°24%
- Thu65°52°25%
- Fri65°48°20%
- Sat70°53°10%
- Sun67°58°19%
- Mon66°55°16%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Syracuse
Interactive wind and temperature map centered on Syracuse — it loads in your browser. Open the full weather map.
Right now in the garden
Fall planting + final harvests
As of September 21, the season's first frost (typically October 19) is approaching. Pick what frost-tender plants still carry before the next cold front. This city's planting calendar for September: plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, and winter squash.
Sun & seasons in Syracuse
Syracuse sits in Onondaga County, where the year’s longest day runs 15h 22m of daylight and its shortest just 9h 0m — a swing of +6h 22m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
New York, the state’s largest city, lies about 198 miles to the SE. The nearest town Syracuse tracks is Munsons Corners, roughly 32 miles to the S.
Air quality in Syracuse
Air quality in Syracuse’s county has held roughly steady since 2020; its cleanest year on record was 2024 (median AQI 35). See the full air-quality history for Syracuse.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, spinach, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| July | tomatoes, peppers, beans, squash | lettuce, peas, spinach, beans, summer squash, garlic |
| August | beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash, garlic |
| September | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash |
| October | — | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| November | — | fall brassicas, carrots |
A year in weather
In Syracuse, July runs warmest near 72°F and January coldest around 24°F, while October is the wettest month (3.9 inches) and February the driest (2.5 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 24° | 2.6″ | 7 |
| February | 26° | 2.5″ | 7 |
| March | 34° | 3.0″ | 8 |
| April | 46° | 3.5″ | 8 |
| May | 58° | 3.4″ | 8 |
| June | 67° | 3.6″ | 7 |
| July | 72° | 3.9″ | 7 |
| August | 70° | 3.7″ | 7 |
| September | 63° | 3.4″ | 6 |
| October | 51° | 3.9″ | 8 |
| November | 41° | 3.2″ | 8 |
| December | 30° | 3.3″ | 8 |
Regional context
Similar climates Lyncourt, NY, De Witt, NY, Solvay, NY
By the nearest station's NOAA NCEI 1991-2020 normals, Syracuse sees 24°F Januarys and 72°F Julys, a 48°F range, plus around 39.9 inches of precipitation across 90 days.
No season owns Syracuse's rain: October reaches 3.9 inches across 8.4 days and February keeps 2.5 inches on 6.8, an even spread through Syracuse's year. That lines Syracuse up with places like Lyncourt, NY, De Witt, NY and Solvay, NY, fed by overlapping storm tracks.
The cool-season window in Syracuse starts at April 29, when nights stop freezing — think kale, peas, spinach, and parsnips. Warm-soil crops in Syracuse wait about two weeks past Syracuse's last frost, once the soil warms. Syracuse's window closes around October 19 as Syracuse's overnight lows return below freezing. Sheltered Syracuse yards can escape a light frost.
Similar climates: Lyncourt, NY, De Witt, NY, Solvay, NY, Westvale, NY, Galeville, NY.
Frequently asked
- When does it freeze in Syracuse?
- Syracuse's last spring frost lands near April 29, and in Syracuse the first fall frost follows around October 19.
- What is the rainy season in Syracuse?
- October is the wettest month in Syracuse, about 3.9 inches on average; the year totals roughly 40 inches.
- What is the warmest month in Syracuse?
- The warmest stretch in Syracuse comes in July, around 72°F on average.
- What is the coldest month in Syracuse?
- On average January is the chilliest month in Syracuse, about 24°F.
- When can I start a vegetable garden in Syracuse?
- Frost-hardy sowings begin at April 29 in Syracuse; warm-season starts follow two weeks on.
- How many rainy days does Syracuse get?
- Syracuse averages about 90 days with measurable rain or snow each year.
- What hardiness zone is Syracuse?
- Syracuse's USDA zone comes from its January mean (24°F); enter the ZIP on the USDA lookup for the number.
- What is the 10-day forecast for Syracuse?
- Syracuse'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 Syracuse?
- See this week's day-by-day rain chances for Syracuse in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Syracuse?
- Current conditions for Syracuse and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Syracuse forecast updated?
- The Syracuse forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Syracuse?
- Today's sunrise and sunset times for Syracuse are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Syracuse?
- The next few days in Syracuse's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Syracuse sits at 43.0°N; its climate zone is warm-summer humid continental (Köppen approximation).
ZIP codes in Syracuse
- 13201
- 13202
- 13203
- 13204
- 13205
- 13206
- 13207
- 13208
- 13209
- 13210
- 13211
- 13212
- 13214
- 13215
- 13217
- 13218
- 13219
- 13221
- 13224
- 13235
- 13244
- 13252
- 13261
- 13290