London, Indiana Weather
Heat settles and the rain begins. Day 89 of spring. Read this microseason across nine climate regions →
London weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 16Light Rain36%0.12″78°54°—
- WednesdayJun 17T-storm w/ Hail94%1.9″79°58°+1°
- ThursdayJun 18Light Drizzle94%0.10″76°64°-3°
- FridayJun 19Overcast——73°57°-3°
- SaturdayJun 20Overcast——76°53°+3°
- SundayJun 21Drizzle51%0.17″73°58°-3°
- MondayJun 22Overcast55%—72°58°-1°
AQI 32 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 7.6 µg/m³ (AQI 42) with a 0.99 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.
What's driving it
PM × Wind × Precip
PM2.5 at 7.6 µg/m³ (AQI 42) with a 0.99 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.99
- 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).
Cut your thistles before St. John, you will have two instead of one.
- Moonrise
- 7:28 AM
- Moonset
- 10:29 PM
- In sign
- ♋︎ Cancer
Heat settles and the rain begins
London at a glance
- Today vs. normal: 20°F below the seasonal normal for this latitude
- Last frost: April 14 (climatological average for this latitude)
- Microseason: Jun 16–20
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
15-Day Forecast — London
- Tue78°54°36%
- Wed79°58°94%
- Thu76°64°94%
- Fri73°57°5%
- Sat76°53°5%
- Sun73°58°51%
- Mon72°58°55%
- Tue74°55°18%
- Wed78°58°11%
- Thu80°60°17%
- Fri88°64°18%
- Sat90°71°32%
- Sun90°73°52%
- Mon90°72°53%
- Tue90°72°39%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 16, 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 — London
SPC has placed London in the Enhanced Risk category for severe thunderstorms tomorrow.
- TODAYMRGLMarginal Risk
- TOMORROWENHEnhanced Risk
- DAY 3NONENo severe risk
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.
ZIP codes in London
- 46126