Thomaston, New York Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Thomaston weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast32%—97°76°—
- SundayJul 5Heavy Rain49%1.6″89°71°-8°
- MondayJul 6Light Showers89%0.28″72°71°-17°
- TuesdayJul 7Light Drizzle80%0.02″71°64°-1°
- WednesdayJul 8Overcast20%—81°64°+10°
- ThursdayJul 9Overcast11%—88°71°+7°
- FridayJul 10Overcast48%—92°76°+4°
AQI 109 (Unhealthy for Sensitive Groups), driven by Ozone. AQI up 50 in the last 6 hours — air quality is degrading. Ozone at AQI 166 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
CAUTION Sensitive groups (children, elderly, respiratory conditions) should limit prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 166 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 166
- UV peak
- 3.9 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 166
PM × Wind × Precip
PM2.5 at 16.5 µg/m³, PM10 at 19.0 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.87
- Wind
- breezy
- 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
- 10:50 PM
- Moonset
- 9:57 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Thomaston at a glance
- Today vs. normal: 26°F above the seasonal normal for this latitude
- Last frost: April 21 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Thomaston
- Sat98°76°32%
- Sun89°71°49%
- Mon72°71°89%
- Tue71°64°80%
- Wed81°64°20%
- Thu88°71°11%
- Fri92°76°48%
- Sat90°78°40%
- Sun87°73°24%
- Mon76°68°21%
- Tue81°69°23%
- Wed86°70°31%
- Thu93°74°43%
- Fri93°76°45%
- Sat92°77°35%
- Sun93°78°48%
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 — Thomaston
SPC has placed Thomaston 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
The year in Thomaston tops out in July (~76°F) and dips lowest in January (~31°F), with December wettest at 4.3 inches and February driest at 3.0 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 31° | 3.6″ | 13 |
| February | 33° | 3.0″ | 13 |
| March | 40° | 3.8″ | 15 |
| April | 50° | 4.0″ | 17 |
| May | 59° | 3.8″ | 18 |
| June | 69° | 3.6″ | 16 |
| July | 76° | 3.3″ | 16 |
| August | 75° | 4.0″ | 17 |
| September | 69° | 3.4″ | 13 |
| October | 58° | 3.3″ | 11 |
| November | 45° | 4.0″ | 13 |
| December | 36° | 4.3″ | 13 |
Regional context
Drawing on NOAA NCEI 1991-2020 normals, Thomaston's January averages 31°F and July 76°F — 44°F apart — while precipitation totals roughly 44 inches over some 175 days.
Rainfall in Thomaston stays even across the calendar: December tops out at 4.3 inches over 13.4 rainy days, and February still logs 3.0 inches across 12.8 — a narrow range for Thomaston. That lines Thomaston up with places like Kensington, NY, Great Neck Plaza, NY and Russell Gardens, NY, fed by overlapping storm tracks.
The cool-season window in Thomaston starts at mid-April, when nights stop freezing — think peas, lettuce, spinach, and radishes. Hold Thomaston's tender crops — tomatoes, peppers, basil — until 10-14 days past Thomaston's last frost. Thomaston's window closes around mid-November as overnight lows return below freezing. In Thomaston, low spots run 4-7°F colder than nearby slopes, nudging Thomaston's frost dates a week.
Similar climates: Kensington, NY, Great Neck Plaza, NY, Russell Gardens, NY, Great Neck Gardens, NY, University Gardens, NY.
Frequently asked
- When does it freeze in Thomaston?
- In Thomaston, expect the last spring frost near mid-April; Thomaston's first autumn frost comes around mid-November.
- What is the rainy season in Thomaston?
- Rainfall in Thomaston peaks in December near 4.3 inches, out of about 44 inches annually.
- What is the warmest month in Thomaston?
- July is Thomaston's warmest month, averaging about 76°F.
- What is the coldest month in Thomaston?
- Thomaston bottoms out in January, with a mean near 31°F.
- When can I start a vegetable garden in Thomaston?
- Time tomatoes in Thomaston for two weeks after mid-April; peas and greens start at Thomaston's frost line.
- How many rainy days does Thomaston get?
- Thomaston records around 175 days of measurable precipitation annually.
- What hardiness zone is Thomaston?
- Thomaston's USDA zone comes from its January mean (31°F); enter the ZIP on the USDA lookup for the number.
- What is the 10-day forecast for Thomaston?
- Thomaston'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 Thomaston?
- See this week's day-by-day rain chances for Thomaston in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Thomaston?
- Current conditions for Thomaston and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Thomaston forecast updated?
- The Thomaston forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Thomaston?
- Today's sunrise and sunset times for Thomaston 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 Thomaston?
- The next few days in Thomaston's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Thomaston, New York has a warm-summer humid continental climate: January averages roughly 31°F, July about 76°F, 45°F between them.
In a typical year Thomaston records about 44 inches of precipitation on around 175 days.
Latitude 40.8°N gives Thomaston its 45°F swing, and with it the rhythm of Thomaston's growing season.
Beaches near Thomaston
- Long Beach NY14.1 mi
- Rockaway Beach15.5 mi
- Jones Beach17.2 mi
Each linked page shows live water temperature, wave height, swim and surf verdicts, tides, and rip-current risk from NDBC + NOAA + NWS data.
ZIP codes in Thomaston
- 11021