Denton, Maryland Weather
Day 93 of summer. Read today’s microseason across nine climate regions →
Denton weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 12:10 AM EDT · Open-Meteo
- TodaySep 21Overcast later25%—76°67°—
- TuesdaySep 22Light Drizzle75%0.05″69°59°-7°
- WednesdaySep 23Drizzle46%0.11″66°59°-3°
- ThursdaySep 24Overcast22%—64°58°-2°
- FridaySep 25Overcast34%—71°51°+7°
- SaturdaySep 26Overcast34%—68°53°-3°
- SundaySep 27Overcast11%—70°61°+2°
Air quality now AQI 46 · Good
AQI 46 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 41. Overcast through the UV peak window (cloud cover ~85%) — afternoon ozone should stay flat.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 41. Overcast through the UV peak window (cloud cover ~85%) — afternoon ozone should stay flat.
- Present
- AQI 41
- UV peak
- 3.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 9
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
- 4:32 PM
- Moonset
- 1:25 AM
- In sign
- ♑︎ Capricorn
Denton at a glance
- Today vs. normal: Today averages 72°F (high 76°F, low 67°F), 6°F above the 66°F normal for Sep 21
- Last frost: April 11 (1991–2020 median, NOAA station 23 km away)
- Microseason: Sep 21–25
- Planting calendar: September — plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, winter squash
15-Day Forecast — Denton
- Mon76°67°25%
- Tue69°59°75%
- Wed66°59°46%
- Thu64°58°22%
- Fri71°51°34%
- Sat68°53°34%
- Sun70°61°11%
- Mon74°54°7%
- Tue78°52°8%
- Wed84°60°15%
- Thu88°64°11%
- Fri80°61°14%
- Sat85°60°16%
- Sun85°71°30%
- Mon75°53°30%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Fall planting + final harvests
As of September 21, the season's first frost (typically October 30) 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.
SPC Convective Outlook
Storm Prediction Center — Denton
SPC includes Denton in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWNONENo severe risk
- DAY 3NONENo severe risk
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook.
Sun & seasons in Denton
Denton sits in Caroline County, where the year’s longest day runs 14h 54m of daylight and its shortest just 9h 26m — a swing of +5h 27m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
Baltimore, the state’s largest city, lies about 52 miles to the NW. The nearest town Denton tracks is Eldorado, roughly 20 miles to the S.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes | spinach, radishes |
| May | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, spinach |
| July | tomatoes, peppers, beans, squash | tomatoes, peppers, beans, summer squash, garlic |
| August | beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash, winter squash |
| September | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash |
| October | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| November | — | fall brassicas, carrots |
A year in weather
The year in Denton tops out in July (~77°F) and dips lowest in January (~35°F), with September wettest at 4.8 inches and February driest at 2.9 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 35° | 3.6″ | 9 |
| February | 36° | 2.9″ | 8 |
| March | 43° | 4.0″ | 11 |
| April | 54° | 3.4″ | 10 |
| May | 63° | 3.7″ | 10 |
| June | 72° | 4.2″ | 10 |
| July | 77° | 4.0″ | 9 |
| August | 75° | 4.5″ | 8 |
| September | 68° | 4.8″ | 8 |
| October | 57° | 4.2″ | 9 |
| November | 47° | 3.2″ | 8 |
| December | 39° | 3.8″ | 10 |
Regional context
Similar climates West Denton, MD, Williston, MD, Ridgely, MD
Per NOAA NCEI 1991-2020 normals, Denton runs from a 35°F January mean to 77°F in July, a 42°F seasonal spread, with near 46.3 inches of precipitation across about 112 wet days.
Denton's precipitation spreads evenly across the seasons: September peaks at 4.8 inches on 8.2 wet days, while February holds 2.9 inches over 8.1 — no season dominates Denton's rain calendar. That lines Denton up with places like West Denton, MD, Williston, MD and Ridgely, MD, fed by overlapping storm tracks.
Denton reaches its last hard frost near April 11; that is the cue for peas, lettuce, spinach, and radishes. Denton's heat-lovers — tomatoes, peppers, squash — hold off until Denton's frost risk clears, 10-14 days on. The season ends by October 30 in Denton, once hard frosts set back in. Open lawns in Denton whiten first when frost returns.
Similar climates: West Denton, MD, Williston, MD, Ridgely, MD, Hillsboro, MD, Greensboro, MD.
Frequently asked
- When does it freeze in Denton?
- Frost typically leaves Denton by April 11 and returns to Denton near October 30.
- What is the rainy season in Denton?
- Rainfall in Denton peaks in September near 4.8 inches, out of about 46 inches annually.
- What is the warmest month in Denton?
- Denton peaks in July, when the mean runs near 77°F.
- What is the coldest month in Denton?
- January is Denton's coldest month, averaging about 35°F.
- When can I start a vegetable garden in Denton?
- In Denton, sow peas and hardy greens around April 11; Denton's tomatoes and peppers wait two weeks more.
- How many rainy days does Denton get?
- Denton averages about 112 days with measurable rain or snow each year.
- What hardiness zone is Denton?
- Because Denton bottoms near 35°F in January, that winter low sets Denton's USDA zone — verify by ZIP.
- What is the 10-day forecast for Denton?
- Denton'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 Denton?
- See this week's day-by-day rain chances for Denton in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Denton?
- Current conditions for Denton and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Denton forecast updated?
- The Denton forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Denton?
- Today's sunrise and sunset times for Denton 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 Denton?
- The next few days in Denton's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Denton sits at 38.9°N; its climate zone is warm-summer humid continental (Köppen approximation).
ZIP codes in Denton
- 21629