Suitland, Maryland Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Suitland weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle29%—103°78°—
- SundayJul 5Light Drizzle49%0.02″98°76°-5°
- MondayJul 6Light Drizzle82%—86°74°-12°
- TuesdayJul 7Light Showers82%0.10″87°70°+1°
- WednesdayJul 8Heavy Showers37%1.2″77°69°-10°
- ThursdayJul 9Partly Cloudy12%—93°67°+16°
- FridayJul 10Light Drizzle41%0.04″95°72°+2°
AQI 128 (Unhealthy for Sensitive Groups), driven by Ozone. AQI up 73 in the last 6 hours — air quality is degrading. Ozone at AQI 95 — 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 95 — peak already passed at 1 PM under clear skies. Levels should ease through evening.
- Present
- AQI 95
- UV peak
- 0.9 at earlier today
- Sky at peak
- clear
- Projected peak
- AQI 95
PM × Wind × Precip
PM2.5 at 8.4 µg/m³, PM10 at 9.5 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
- 10:59 PM
- Moonset
- 10:12 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Suitland at a glance
- Today vs. normal: 28°F above the seasonal normal for this latitude
- Last frost: April 9 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 20746
16-Day Forecast — Suitland
- Sat103°78°29%
- Sun98°76°49%
- Mon86°74°82%
- Tue87°70°82%
- Wed77°69°37%
- Thu93°67°12%
- Fri95°72°41%
- Sat93°68°39%
- Sun82°70°23%
- Mon80°67°19%
- Tue87°64°18%
- Wed93°69°33%
- Thu93°69°37%
- Fri93°72°42%
- Sat95°69°44%
- Sun91°70°46%
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 — Suitland
SPC has placed Suitland in the Enhanced Risk category for severe thunderstorms today.
- TODAYENHEnhanced Risk
- TOMORROWSLGTSlight Risk
- DAY 3TSTMGeneral Thunderstorms
Numerous severe storms likely. Tornadoes, large hail, and damaging wind gusts possible across the area. Track NWS warnings if storms develop.
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
In Suitland, July runs warmest near 79°F and January coldest around 34°F, while August is the wettest month (4.2 inches) and October the driest (2.6 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 34° | 3.4″ | 13 |
| February | 37° | 2.8″ | 12 |
| March | 45° | 3.4″ | 14 |
| April | 56° | 3.6″ | 16 |
| May | 64° | 3.4″ | 17 |
| June | 73° | 3.8″ | 17 |
| July | 79° | 3.2″ | 17 |
| August | 78° | 4.2″ | 18 |
| September | 71° | 3.2″ | 13 |
| October | 60° | 2.6″ | 11 |
| November | 47° | 3.5″ | 12 |
| December | 38° | 3.8″ | 13 |
Regional context
Suitland swings from 34°F in January to 79°F in July (45°F) per NOAA NCEI 1991-2020 normals; precipitation in Suitland runs about 41 inches on roughly 174 measurable days.
No season owns Suitland's rain: August reaches 4.2 inches across 18.0 days and October keeps 2.6 inches on 11.4, an even spread through Suitland's year. It is a balanced pattern Suitland shares with places like Silver Hill, MD, Coral Hills, MD and District Heights, MD.
Suitland reaches its last hard frost near mid-April; that is the cue for peas, lettuce, spinach, and radishes. Heat-demanding starts go out a fortnight on in Suitland, after the soil warms and cold snaps clear. By mid-November, frost is back in Suitland — protect or harvest anything tender. A creek-bottom lot in Suitland can lag Suitland's last frost 7-10 days behind a south slope.
Similar climates: Silver Hill, MD, Coral Hills, MD, District Heights, MD, Capitol Heights, MD, Marlow Heights, MD.
Frequently asked
- When does it freeze in Suitland?
- In Suitland, expect the last spring frost near mid-April; Suitland's first autumn frost comes around mid-November.
- What is the rainy season in Suitland?
- Suitland sees its heaviest rain in August (around 4.2 inches), part of roughly 41 inches a year.
- What is the warmest month in Suitland?
- Suitland peaks in July, when the mean runs near 79°F.
- What is the coldest month in Suitland?
- January is Suitland's coldest month, averaging about 34°F.
- When can I start a vegetable garden in Suitland?
- In Suitland, sow peas and hardy greens around mid-April; Suitland's tomatoes and peppers wait two weeks more.
- How many rainy days does Suitland get?
- Suitland records around 174 days of measurable precipitation annually.
- What hardiness zone is Suitland?
- Because Suitland bottoms near 34°F in January, that winter low sets Suitland's USDA zone — verify by ZIP.
- What is the 10-day forecast for Suitland?
- Suitland'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 Suitland?
- See this week's day-by-day rain chances for Suitland in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Suitland?
- Current conditions for Suitland and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Suitland forecast updated?
- The Suitland forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Suitland?
- Today's sunrise and sunset times for Suitland 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 Suitland?
- The next few days in Suitland'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, Suitland, Maryland swings from 34°F in the heart of winter to 79°F at midsummer — a 45°F arc.
Suitland sees close to 41 inches of precipitation annually, falling across some 174 wet days.
Suitland's 45°F range, set by its 38.8°N position, drives frost timing and what thrives in Suitland.
ZIP codes in Suitland
- 20746
- 20747
- 20752
- 20790