Fort Wayne, Indiana Weather
Fireflies rise from the lawn. Day 77 of spring. Read this microseason across nine climate regions →
Fort Wayne weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Overcast——87°53°—
- FridayJun 5Overcast47%—87°65°0°
- SaturdayJun 6Light Showers75%—81°65°-6°
- SundayJun 7Light Drizzle30%—85°66°+4°
- MondayJun 8Heavy Drizzle21%—82°67°-3°
- TuesdayJun 9Light Drizzle27%—83°65°+1°
- WednesdayJun 10Drizzle27%—83°70°0°
Ozone at AQI 32 now. AQI down 26 over the last 6 hours — air quality is improving sharply. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 14 by mid-afternoon.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 8 AM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 32 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 14 by mid-afternoon.
- Present
- AQI 32
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 14
PM × Wind × Precip
PM2.5 at 5.3 µg/m³ (AQI 29) with a 0.87 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.87
- 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
- 4:13 AM
- Moonset
- 1:38 PM
- In sign
- ♑︎ Capricorn
Fireflies rise from the lawn
Fort Wayne at a glance
- Today vs. normal: 17°F below the seasonal normal for this latitude
- Last frost: April 23 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 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 — Fort Wayne
SPC has placed Fort Wayne in the Marginal Risk category for severe thunderstorms tomorrow.
- TODAYNONENo severe risk
- TOMORROWMRGLMarginal Risk
- DAY 3TSTMGeneral Thunderstorms
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.
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
July brings Fort Wayne's warmest temperatures (~74°F mean) while January delivers the coldest (~26°F). May sees peak rainfall at 4.6 inches, with February recording the lowest at 2.1 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 26° | 2.5″ | 6 |
| February | 29° | 2.1″ | 5 |
| March | 39° | 2.8″ | 6 |
| April | 50° | 3.7″ | 8 |
| May | 61° | 4.6″ | 8 |
| June | 71° | 4.5″ | 8 |
| July | 74° | 4.0″ | 7 |
| August | 72° | 3.8″ | 6 |
| September | 65° | 3.0″ | 6 |
| October | 53° | 3.0″ | 6 |
| November | 41° | 3.0″ | 6 |
| December | 31° | 2.5″ | 6 |
Regional context
A warm-summer humid continental climate defines Fort Wayne's weather patterns. This classification connects the city to nearby areas sharing similar temperature ranges, seasonal cycles, and growing conditions.
Similar climates: South Bend, IN, Elkhart, IN, Hammond, IN, Michigan City, IN, Gary, IN.
Naturalist notes
Late May brings the return of ruby-throated hummingbirds to Fort Wayne gardens, their metallic calls announcing the arrival of warmer days.
Wild bergamot begins flowering in June across local prairies, its purple clusters drawing native bees and butterflies to the landscape.
Frequently asked
- When does it freeze in Fort Wayne?
- Mid-April typically marks Fort Wayne's last spring frost, while the first fall frost usually arrives around mid-November.
- What is the rainy season in Fort Wayne?
- May records the highest rainfall at approximately 4.6 inches on average; annual precipitation totals roughly 39 inches.
- What is the warmest month in Fort Wayne?
- July typically records the warmest temperatures, averaging about 74°F.
- What is the coldest month in Fort Wayne?
- January typically brings the coldest weather, averaging about 26°F.
- When can I start a vegetable garden in Fort Wayne?
- Cool-season crops (peas, lettuce) can be planted around the last spring frost (mid-April); warm-season crops (tomatoes, peppers) should wait until 1–2 weeks after.
- How many rainy days does Fort Wayne get?
- Fort Wayne records about 77 rainy days annually on average.
- What hardiness zone is Fort Wayne?
- Fort Wayne's USDA hardiness zone depends on its lowest average winter temperature; the USDA's online lookup tool provides current zone designation by ZIP code.
Climate
Fort Wayne, Indiana experiences a warm-summer humid continental climate zone. January temperatures hover near 26°F while July averages 74°F — a 48°F seasonal swing.
Annual precipitation totals about 39 inches across roughly 77 rainy days throughout the year.
Latitude (41.1°N), proximity to large water bodies, and elevation determine the rhythm of seasons here. These factors influence what grows locally, when frost threatens, and daily weather patterns.