Tarrytown, New York Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Tarrytown weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast58%—96°78°—
- SundayJul 5Rain56%0.67″89°72°-7°
- MondayJul 6Rain89%0.25″72°69°-17°
- TuesdayJul 7Heavy Drizzle80%0.06″69°62°-3°
- WednesdayJul 8Overcast26%—82°61°+13°
- ThursdayJul 9Overcast15%—91°71°+9°
- FridayJul 10Light Drizzle55%—88°71°-3°
AQI 66 (Moderate), driven by Ozone. AQI up 27 in the last 6 hours — air quality is degrading. Ozone at AQI 71 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 10 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 71 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 71
- UV peak
- 3.4 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 71
PM × Wind × Precip
PM2.5 at 6.8 µg/m³, PM10 at 7.7 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.88
- 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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:51 PM
- Moonset
- 9:58 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Tarrytown at a glance
- Today vs. normal: 25°F above the seasonal normal for this latitude
- Last frost: April 22 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 10591
16-Day Forecast — Tarrytown
- Sat97°78°58%
- Sun89°72°56%
- Mon72°69°89%
- Tue69°62°80%
- Wed82°61°26%
- Thu91°71°15%
- Fri88°71°55%
- Sat87°74°37%
- Sun85°69°26%
- Mon77°65°23%
- Tue85°68°24%
- Wed89°65°28%
- Thu90°70°41%
- Fri95°72°45%
- Sat93°74°34%
- Sun93°75°39%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 4, 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 — Tarrytown
SPC has placed Tarrytown in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWMRGLMarginal Risk
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
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 · July 1–5
Cicadas claim the afternoon
Annual cicada buzz begins, peaking in the heat of the day.
Day 185 of 365 · Wedge 37 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
Tarrytown peaks at about 76°F in July and bottoms near 29°F in January; December brings the heaviest rain (4.2 inches) and February the least (2.9 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 29° | 3.5″ | 14 |
| February | 31° | 2.9″ | 13 |
| March | 39° | 3.6″ | 16 |
| April | 51° | 4.0″ | 17 |
| May | 60° | 3.9″ | 18 |
| June | 69° | 3.8″ | 17 |
| July | 76° | 3.6″ | 17 |
| August | 75° | 3.9″ | 17 |
| September | 68° | 3.4″ | 13 |
| October | 57° | 3.3″ | 12 |
| November | 44° | 3.9″ | 13 |
| December | 34° | 4.2″ | 13 |
Regional context
In Tarrytown, NOAA NCEI 1991-2020 normals put January near 29°F and July near 76°F — a 46°F seasonal arc — with about 43.9 inches of precipitation over 180 rainy or snowy days.
No season owns Tarrytown's rain: December reaches 4.2 inches across 13.2 days and February keeps 2.9 inches on 13.1, an even spread through Tarrytown's year. That even rhythm groups Tarrytown with places like Sleepy Hollow, NY, Irvington, NY and Grand View-on-Hudson, NY.
Tarrytown reaches its last hard frost near mid-April; that is the cue for kale, peas, spinach, and parsnips. Heat-demanding starts go out a fortnight on in Tarrytown, after the soil warms and cold snaps clear. By mid-November, frost is back in Tarrytown — protect or harvest anything tender. Tarrytown's low ground holds frost later into spring than Tarrytown's benches, which run 3-5 days ahead.
Similar climates: Sleepy Hollow, NY, Irvington, NY, Grand View-on-Hudson, NY, Elmsford, NY, Piermont, NY.
Frequently asked
- When does it freeze in Tarrytown?
- Frost typically leaves Tarrytown by mid-April and returns to Tarrytown near mid-November.
- What is the rainy season in Tarrytown?
- Rainfall in Tarrytown peaks in December near 4.2 inches, out of about 44 inches annually.
- What is the warmest month in Tarrytown?
- Tarrytown peaks in July, when the mean runs near 76°F.
- What is the coldest month in Tarrytown?
- January is Tarrytown's coldest month, averaging about 29°F.
- When can I start a vegetable garden in Tarrytown?
- Around mid-April, start frost-hardy crops in Tarrytown; tomatoes and basil belong a fortnight later.
- How many rainy days does Tarrytown get?
- Tarrytown averages about 180 days with measurable rain or snow each year.
- What hardiness zone is Tarrytown?
- Because Tarrytown bottoms near 29°F in January, that winter low sets Tarrytown's USDA zone — verify by ZIP.
- What is the 10-day forecast for Tarrytown?
- Tarrytown'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 Tarrytown?
- See this week's day-by-day rain chances for Tarrytown in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Tarrytown?
- Current conditions for Tarrytown and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Tarrytown forecast updated?
- The Tarrytown forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Tarrytown?
- Today's sunrise and sunset times for Tarrytown 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 Tarrytown?
- The next few days in Tarrytown's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a warm-summer humid continental zone, Tarrytown, New York swings from 29°F in the heart of winter to 76°F at midsummer — a 47°F arc.
Tarrytown sees close to 44 inches of precipitation annually, falling across some 180 wet days.
Tarrytown's 47°F range, set by its 41.1°N position, drives frost timing and what thrives in Tarrytown.
ZIP codes in Tarrytown
- 10591