Landover Hills, Maryland Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Landover Hills weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast32%—102°81°—
- SundayJul 5Heavy Rain50%0.85″98°75°-4°
- MondayJul 6Light Showers82%—85°74°-13°
- TuesdayJul 7Thunderstorm82%0.01″80°71°-5°
- WednesdayJul 8Light Drizzle37%0.02″79°69°-1°
- ThursdayJul 9Overcast13%—95°68°+16°
- FridayJul 10Light Drizzle41%0.01″98°74°+3°
AQI 111 (Unhealthy for Sensitive Groups), driven by PM2.5. AQI up 12 over the last 6 hours (gradual rise). PM2.5 at 12.5 µg/m³ (AQI 57) with a 0.95 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
CAUTION Sensitive groups (children, elderly, respiratory conditions) should limit prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 50 now. With UV 0.0 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 9 around 1 PM.
- Present
- AQI 50
- UV peak
- 0.0 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 9
PM × Wind × Precip
PM2.5 at 12.5 µg/m³ (AQI 57) with a 0.95 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.95
- 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
- 11:24 PM
- Moonset
- 11:17 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Landover Hills at a glance
- Today vs. normal: 10°F above the seasonal normal for this latitude
- Last frost: April 10 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Landover Hills
- Sat102°81°32%
- Sun98°75°50%
- Mon85°74°82%
- Tue80°71°82%
- Wed79°69°37%
- Thu95°68°13%
- Fri98°74°41%
- Sat86°70°38%
- Sun80°69°22%
- Mon86°64°20%
- Tue92°65°17%
- Wed91°68°33%
- Thu91°68°37%
- Fri91°70°42%
- Sat91°72°44%
- Sun90°69°46%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 — Landover Hills
SPC has placed Landover Hills in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWSLGTSlight 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 186 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 Landover Hills tops out in July (~78°F) and dips lowest in January (~32°F), with August wettest at 4.2 inches and October driest at 2.6 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 32° | 3.3″ | 13 |
| February | 35° | 2.8″ | 12 |
| March | 44° | 3.4″ | 15 |
| April | 55° | 3.7″ | 17 |
| May | 63° | 3.5″ | 18 |
| June | 72° | 3.9″ | 17 |
| July | 78° | 3.2″ | 17 |
| August | 77° | 4.2″ | 18 |
| September | 70° | 3.4″ | 14 |
| October | 59° | 2.6″ | 11 |
| November | 46° | 3.6″ | 12 |
| December | 37° | 3.9″ | 14 |
Frequently asked
- When does it freeze in Landover Hills?
- Landover Hills's last spring frost lands near mid-April, and in Landover Hills the first fall frost follows around mid-November.
- What is the rainy season in Landover Hills?
- Landover Hills sees its heaviest rain in August (around 4.2 inches), part of roughly 42 inches a year.
- What is the warmest month in Landover Hills?
- July is Landover Hills's warmest month, averaging about 78°F.
- What is the coldest month in Landover Hills?
- Landover Hills bottoms out in January, with a mean near 32°F.
- When can I start a vegetable garden in Landover Hills?
- Frost-hardy sowings begin at mid-April in Landover Hills; warm-season starts follow two weeks on.
- How many rainy days does Landover Hills get?
- Landover Hills records around 175 days of measurable precipitation annually.
- What hardiness zone is Landover Hills?
- Landover Hills's USDA zone comes from its January mean (32°F); enter the ZIP on the USDA lookup for the number.
- What is the 10-day forecast for Landover Hills?
- Landover Hills'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 Landover Hills?
- See this week's day-by-day rain chances for Landover Hills in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Landover Hills?
- Current conditions for Landover Hills and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Landover Hills forecast updated?
- The Landover Hills forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Landover Hills?
- Today's sunrise and sunset times for Landover Hills 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 Landover Hills?
- The next few days in Landover Hills's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Landover Hills, Maryland has a warm-summer humid continental climate: January averages roughly 32°F, July about 78°F, 46°F between them.
Across the year, Landover Hills collects about 42 inches of precipitation over roughly 175 days with measurable rain or snow.
Latitude 38.9°N gives Landover Hills its 46°F swing, and with it the rhythm of Landover Hills's growing season.
ZIP codes in Landover Hills
- 20784