Syracuse, New York Weather
Fireflies rise from the lawn. Day 78 of spring. Read this microseason across nine climate regions →
Syracuse weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 5Overcast——89°58°—
- SaturdayJun 6Heavy Rain77%0.59″82°66°-7°
- SundayJun 7Light Drizzle77%—65°55°-17°
- MondayJun 8Partly Cloudy——76°49°+11°
- TuesdayJun 9Overcast——83°57°+7°
- WednesdayJun 10Overcast29%—83°62°0°
- ThursdayJun 11Overcast24%—83°67°0°
AQI 33 (Good), driven by Ozone. AQI down 11 over the last 6 hours (steady decline since this morning). Ozone at AQI 34 now. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 11 by mid-afternoon.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 4 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 34 now. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 11 by mid-afternoon.
- Present
- AQI 34
- UV peak
- 3.3 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 11
PM × Wind × Precip
PM2.5 at 5.9 µg/m³, PM10 at 6.0 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.98
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
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).
The higher the clouds, the finer the weather.
- Moonrise
- 4:12 AM
- Moonset
- 2:02 PM
- In sign
- ♒︎ Aquarius
Fireflies rise from the lawn
Syracuse at a glance
- Today vs. normal: 14°F below the seasonal normal for this latitude
- Last frost: May 4 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 5, 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 — Syracuse
SPC has placed Syracuse in the Marginal Risk category for severe thunderstorms tomorrow.
- TODAYNONENo severe risk
- TOMORROWMRGLMarginal Risk
- DAY 3NONENo severe 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.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | — | — |
| May | lettuce, peas, spinach, radishes | lettuce, peas, radishes |
| June | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | tomatoes, peppers, beans, squash, fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | — | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
July brings Syracuse its warmest temperatures (~72°F mean) while January delivers the coldest (~24°F). October sees peak rainfall at 3.9 inches, with February recording the lowest at 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
Syracuse falls within a warm-summer humid continental climate region, sharing similar temperature ranges, seasonal patterns, and growing conditions with nearby cities in this zone.
Similar climates: New York, NY, Brooklyn, NY, Queens, NY, Manhattan, NY, Bronx, NY.
Naturalist notes
Late May brings the first wood warblers to Syracuse's parks, with yellow warblers arriving as oak leaves reach full size.
By mid-June, common milkweed blooms across central New York's fields, attracting the season's first monarch butterflies.
Frequently asked
- When does it freeze in Syracuse?
- Syracuse's last spring frost typically occurs around mid-May, with the first fall frost returning around mid-October.
- What is the rainy season in Syracuse?
- October stands as the wettest month with about 3.9 inches of rain on average, while the city receives roughly 40 inches annually.
- What is the warmest month in Syracuse?
- July typically brings the warmest temperatures, averaging about 72°F.
- What is the coldest month in Syracuse?
- January typically delivers the coldest temperatures, averaging about 24°F.
- When can I start a vegetable garden in Syracuse?
- Cool-season crops like peas and lettuce can be sown around the last spring frost in mid-May, while warm-season crops such as tomatoes and peppers should wait until 1–2 weeks after.
- How many rainy days does Syracuse get?
- Syracuse averages about 90 rainy days per year.
- What hardiness zone is Syracuse?
- Syracuse's USDA hardiness zone depends on its lowest average winter temperature; the USDA's online lookup with the city ZIP provides the current zone designation.
Climate
Syracuse, New York experiences a warm-summer humid continental climate. January temperatures hover near 24°F while July averages 72°F, creating a 48°F seasonal swing.
Throughout the year, Syracuse receives about 40 inches of precipitation spread over roughly 90 rainy days.
Geography shapes the local weather patterns through latitude (43.0°N), proximity to large water bodies, and elevation. These factors determine what grows here, when frost is likely, and the daily weather patterns.