Niles, Michigan Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Niles weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Rain77%0.29″83°70°—
- SundayJul 5Rain52%0.35″81°68°-2°
- MondayJul 6Light Drizzle13%0.01″79°60°-2°
- TuesdayJul 7Partly Cloudy——79°58°0°
- WednesdayJul 8Light Drizzle11%—82°61°+3°
- ThursdayJul 9Drizzle29%0.11″72°62°-10°
- FridayJul 10Overcast29%—82°59°+10°
AQI 38 (Good), driven by PM2.5. AQI down 91 over the last 6 hours — air quality is improving sharply. PM2.5 at 6.6 µg/m³, PM10 at 7.1 µg/m³ — typical background levels with no transport signature.
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 35 now. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 11 around 1 PM.
- Present
- AQI 35
- UV peak
- 3.3 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 11
PM × Wind × Precip
PM2.5 at 6.6 µg/m³, PM10 at 7.1 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.93
- Wind
- calm
- Recent rain
- 1h 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
- 11:42 PM
- Moonset
- 10:48 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Niles at a glance
- Today vs. normal: 70°F — typical for the season
- Last frost: April 27 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 49120
15-Day Forecast — Niles
- Sat83°70°77%
- Sun81°68°52%
- Mon79°60°13%
- Tue79°58°9%
- Wed82°61°11%
- Thu72°62°29%
- Fri82°59°29%
- Sat81°63°18%
- Sun74°64°9%
- Mon87°63°10%
- Tue72°62°12%
- Wed75°60°22%
- Thu79°59°35%
- Fri74°65°36%
- Sat77°61°16%
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 — Niles
SPC includes Niles in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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 Niles, July runs warmest near 75°F and January coldest around 24°F, while May is the wettest month (4.3 inches) and January the driest (2.2 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 24° | 2.2″ | 21 |
| February | 27° | 2.3″ | 17 |
| March | 37° | 3.1″ | 19 |
| April | 49° | 3.8″ | 18 |
| May | 59° | 4.3″ | 17 |
| June | 69° | 4.2″ | 16 |
| July | 75° | 3.5″ | 15 |
| August | 74° | 3.2″ | 14 |
| September | 67° | 3.6″ | 14 |
| October | 54° | 3.1″ | 14 |
| November | 41° | 3.3″ | 18 |
| December | 29° | 2.8″ | 20 |
Regional context
Drawing on NOAA NCEI 1991-2020 normals, Niles's January averages 24°F and July 75°F — 50°F apart — while precipitation totals roughly 39.3 inches over some 203 days.
Niles's precipitation spreads evenly: May peaks at 4.3 inches on 17.5 wet days, while January holds 2.2 inches over 20.9 — no month dominates Niles's rain calendar. That lines Niles up with places like Buchanan, MI, Edwardsburg, MI and Berrien Springs, MI, fed by overlapping storm tracks.
Niles's growing window opens around mid-April, once Niles's overnight lows stop freezing — sow kale, peas, spinach, and parsnips. Hold Niles's tender crops — tomatoes, peppers, basil — until 10-14 days past Niles's last frost. Niles's window closes around mid-November as overnight lows return below freezing. Within Niles, cold-air pooling chills low spots by 5-10°F, shifting Niles's local frost dates.
Similar climates: Buchanan, MI, Edwardsburg, MI, Berrien Springs, MI, Eau Claire, MI, Dowagiac, MI.
Frequently asked
- When does it freeze in Niles?
- In Niles, expect the last spring frost near mid-April; Niles's first autumn frost comes around mid-November.
- What is the rainy season in Niles?
- Niles sees its heaviest rain in May (around 4.3 inches), part of roughly 39 inches a year.
- What is the warmest month in Niles?
- On average July tops the year in Niles at about 75°F.
- What is the coldest month in Niles?
- The coldest stretch in Niles falls in January, around 24°F on average.
- When can I start a vegetable garden in Niles?
- In Niles, sow peas and hardy greens around mid-April; Niles's tomatoes and peppers wait two weeks more.
- How many rainy days does Niles get?
- Niles records around 203 days of measurable precipitation annually.
- What hardiness zone is Niles?
- Because Niles bottoms near 24°F in January, that winter low sets Niles's USDA zone — verify by ZIP.
- What is the 10-day forecast for Niles?
- Niles'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 Niles?
- See this week's day-by-day rain chances for Niles in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Niles?
- Current conditions for Niles and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Niles forecast updated?
- The Niles forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Niles?
- Today's sunrise and sunset times for Niles 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 Niles?
- The next few days in Niles'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, Niles, Michigan swings from 24°F in the heart of winter to 75°F at midsummer — a 51°F arc.
Niles sees close to 39 inches of precipitation annually, falling across some 203 wet days.
Niles sits at 41.8°N; that 51°F seasonal swing frames planting windows and frost dates across Niles.
ZIP codes in Niles
- 49120