Montgomery, Pennsylvania Weather
Honeysuckle sweetens the night. Day 90 of spring. Read this microseason across nine climate regions →
Montgomery weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 17Overcast18%—82°54°—
- ThursdayJun 18Rain41%0.14″84°66°+2°
- FridayJun 19Overcast——79°53°-5°
- SaturdayJun 20Overcast——76°50°-3°
- SundayJun 21Rain33%0.66″73°51°-3°
- MondayJun 22Light Rain58%0.18″75°54°+2°
- TuesdayJun 23Overcast31%—81°51°+6°
AQI 41 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 8.3 µg/m³ (AQI 46) with a 0.92 fine-to-coarse ratio and 4 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.
What's driving it
Ozone × UV × Sky
Ozone at AQI 38. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 38
- UV peak
- 0.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
PM × Wind × Precip
PM2.5 at 8.3 µg/m³ (AQI 46) with a 0.92 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.92
- Wind
- calm
- 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).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 8:00 AM
- Moonset
- 10:48 PM
- In sign
- ♋︎ Cancer
Honeysuckle sweetens the night
Montgomery at a glance
- Today vs. normal: 18°F below the seasonal normal for this latitude
- Last frost: April 23 (climatological average for this latitude)
- Microseason: Jun 16–20
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
15-Day Forecast — Montgomery
- Wed81°54°18%
- Thu84°66°41%
- Fri79°53°2%
- Sat76°50°4%
- Sun73°51°33%
- Mon75°54°58%
- Tue81°51°31%
- Wed78°56°11%
- Thu81°57°31%
- Fri86°62°22%
- Sat93°64°23%
- Sun91°67°26%
- Mon91°67°31%
- Tue78°69°35%
- Wed76°69°35%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 17, 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 — Montgomery
SPC has placed Montgomery in the Marginal Risk category for severe thunderstorms tomorrow.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWMRGLMarginal Risk
- DAY 3NONENo severe risk
Isolated severe storms possible. Limited threat for hail or damaging wind.
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.
ZIP codes in Montgomery
- 17752