Hillsdale, Missouri Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Hillsdale weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast21%—92°77°—
- SundayJul 5Rain26%0.28″81°71°-11°
- MondayJul 6Overcast29%—85°69°+4°
- TuesdayJul 7Clear——86°67°+1°
- WednesdayJul 8Overcast11%—97°70°+11°
- ThursdayJul 9Overcast31%—99°79°+2°
- FridayJul 10Overcast46%—97°79°-2°
AQI 48 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 11.9 µg/m³, PM10 at 13.1 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 50. Overcast through the UV peak window (cloud cover ~99%) — afternoon ozone should stay flat.
- Present
- AQI 50
- UV peak
- 5.7 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 19
PM × Wind × Precip
PM2.5 at 11.9 µg/m³, PM10 at 13.1 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.91
- Wind
- light
- Recent rain
- 0h 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
- 10:54 PM
- Moonset
- 10:08 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Hillsdale at a glance
- Today vs. normal: 15°F above the seasonal normal for this latitude
- Last frost: April 8 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Hillsdale
- Sat92°77°21%
- Sun81°71°26%
- Mon85°69°29%
- Tue86°67°5%
- Wed97°70°11%
- Thu99°79°31%
- Fri97°79°46%
- Sat82°68°22%
- Sun81°63°7%
- Mon84°63°6%
- Tue82°62°10%
- Wed92°65°10%
- Thu94°70°10%
- Fri96°74°9%
- Sat83°69°14%
- Sun77°69°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 — Hillsdale
SPC has placed Hillsdale in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- 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 scorching afternoon
Dog-day cicadas emerge in waves, their rasp dominating every sunny hour; heat peaks above 90 degrees daily.
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
The year in Hillsdale tops out in July (~81°F) and dips lowest in January (~31°F), with May wettest at 4.4 inches and January driest at 2.1 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 31° | 2.1″ | 13 |
| February | 35° | 2.3″ | 12 |
| March | 45° | 4.0″ | 16 |
| April | 57° | 4.3″ | 15 |
| May | 66° | 4.4″ | 17 |
| June | 75° | 4.2″ | 15 |
| July | 81° | 2.7″ | 13 |
| August | 80° | 2.9″ | 13 |
| September | 72° | 2.6″ | 11 |
| October | 60° | 2.8″ | 11 |
| November | 45° | 3.6″ | 13 |
| December | 34° | 3.0″ | 12 |
Frequently asked
- When does it freeze in Hillsdale?
- Frost typically leaves Hillsdale by mid-April and returns to Hillsdale near mid-November.
- What is the rainy season in Hillsdale?
- Rainfall in Hillsdale peaks in May near 4.4 inches, out of about 39 inches annually.
- What is the warmest month in Hillsdale?
- July is Hillsdale's warmest month, averaging about 81°F.
- What is the coldest month in Hillsdale?
- Hillsdale bottoms out in January, with a mean near 31°F.
- When can I start a vegetable garden in Hillsdale?
- Time tomatoes in Hillsdale for two weeks after mid-April; peas and greens start at Hillsdale's frost line.
- How many rainy days does Hillsdale get?
- Expect roughly 161 wet days a year in Hillsdale.
- What hardiness zone is Hillsdale?
- Hillsdale's USDA zone comes from its January mean (31°F); enter the ZIP on the USDA lookup for the number.
- What is the 10-day forecast for Hillsdale?
- Hillsdale'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 Hillsdale?
- See this week's day-by-day rain chances for Hillsdale in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Hillsdale?
- Current conditions for Hillsdale and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Hillsdale forecast updated?
- The Hillsdale forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Hillsdale?
- Today's sunrise and sunset times for Hillsdale 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 Hillsdale?
- The next few days in Hillsdale's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Hillsdale's humid subtropical climate in Missouri pairs 31°F Januarys with 81°F Julys, 50°F apart across the seasons.
Yearly precipitation in Hillsdale totals around 39 inches, spread over about 161 days of rain or snow.
At 38.7°N, Hillsdale's 50°F summer-to-winter swing sets when Hillsdale's gardens wake and when frost returns.
ZIP codes in Hillsdale
- 63121
- 63133