Plantsville, Connecticut Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Plantsville weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Rain30%0.22″94°75°—
- SundayJul 5Light Drizzle47%0.01″85°70°-9°
- MondayJul 6Showers77%5.3″71°61°-14°
- TuesdayJul 7Rain72%1.1″61°58°-10°
- WednesdayJul 8Overcast——82°52°+21°
- ThursdayJul 9Overcast14%—87°61°+5°
- FridayJul 10Light Drizzle36%—90°66°+3°
AQI 35 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 7.8 µg/m³ (AQI 43) with a 0.92 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 6 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 39 now. With UV 2.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 10 around 1 PM.
- Present
- AQI 39
- UV peak
- 2.0 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 10
PM × Wind × Precip
PM2.5 at 7.8 µg/m³ (AQI 43) with a 0.92 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.92
- Wind
- light
- 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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:48 PM
- Moonset
- 9:53 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Plantsville at a glance
- Today vs. normal: 11°F above the seasonal normal for this latitude
- Last frost: April 25 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 06479
16-Day Forecast — Plantsville
- Sat94°75°30%
- Sun85°70°47%
- Mon71°61°77%
- Tue61°58°72%
- Wed82°52°9%
- Thu87°61°14%
- Fri90°66°36%
- Sat75°67°25%
- Sun73°63°27%
- Mon67°61°18%
- Tue70°61°20%
- Wed85°60°26%
- Thu94°68°26%
- Fri94°71°36%
- Sat87°70°35%
- Sun86°64°40%
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 — Plantsville
SPC includes Plantsville in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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 Plantsville tops out in July (~73°F) and dips lowest in January (~28°F), with October wettest at 4.5 inches and February driest at 2.9 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 28° | 3.0″ | 5 |
| February | 30° | 2.9″ | 5 |
| March | 38° | 4.0″ | 6 |
| April | 49° | 4.1″ | 7 |
| May | 59° | 3.5″ | 7 |
| June | 68° | 4.0″ | 7 |
| July | 73° | 3.4″ | 6 |
| August | 72° | 3.5″ | 6 |
| September | 65° | 4.3″ | 5 |
| October | 53° | 4.5″ | 6 |
| November | 42° | 3.4″ | 6 |
| December | 33° | 4.1″ | 7 |
Regional context
Per NOAA NCEI 1991-2020 normals, Plantsville runs from a 28°F January mean to 73°F in July, a 45°F seasonal spread, with near 44.9 inches of precipitation across about 74 wet days.
Rainfall in Plantsville stays even across the calendar: October tops out at 4.5 inches over 6.3 rainy days, and February still logs 2.9 inches across 5.4 — a narrow range for Plantsville. That even rhythm groups Plantsville with places like Cheshire Village, CT, Meriden, CT and Kensington, CT.
Once Plantsville passes mid-April, overnight freezes fade and kale, peas, spinach, and parsnips can be sown. Plantsville's heat-lovers — tomatoes, peppers, squash — hold off until Plantsville's frost risk clears, 10-14 days on. Frost returns to Plantsville near mid-November, ending the tender-crop season. Plantsville's low ground holds frost later into spring than Plantsville's benches, which run 3-5 days ahead.
Similar climates: Cheshire Village, CT, Meriden, CT, Kensington, CT, Bristol, CT, Waterbury, CT.
Frequently asked
- When does it freeze in Plantsville?
- Plantsville's last spring frost lands near mid-April, and in Plantsville the first fall frost follows around mid-November.
- What is the rainy season in Plantsville?
- October is the wettest month in Plantsville, about 4.5 inches on average; the year totals roughly 45 inches.
- What is the warmest month in Plantsville?
- On average July tops the year in Plantsville at about 73°F.
- What is the coldest month in Plantsville?
- The coldest stretch in Plantsville falls in January, around 28°F on average.
- When can I start a vegetable garden in Plantsville?
- Around mid-April, start frost-hardy crops in Plantsville; tomatoes and basil belong a fortnight later.
- How many rainy days does Plantsville get?
- Expect roughly 74 wet days a year in Plantsville.
- What hardiness zone is Plantsville?
- Since January in Plantsville averages 28°F, Plantsville's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Plantsville?
- Plantsville'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 Plantsville?
- See this week's day-by-day rain chances for Plantsville in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Plantsville?
- Current conditions for Plantsville and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Plantsville forecast updated?
- The Plantsville forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Plantsville?
- Today's sunrise and sunset times for Plantsville 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 Plantsville?
- The next few days in Plantsville'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 Plantsville, Connecticut carries typical Januarys near 28°F and Julys around 73°F — 45°F of seasonal travel.
Across the year, Plantsville collects about 45 inches of precipitation over roughly 74 days with measurable rain or snow.
From 41.6°N, Plantsville sees a 45°F seasonal swing that governs Plantsville's planting and frost windows.
ZIP codes in Plantsville
- 06479