Ava, Missouri Weather
Thunder quiets the land. Day 93 of summer. Read this microseason across nine climate regions →
Ava weather forecast — hour by hour, 7-day outlook, NOAA radar
Conditions updated 12:20 AM CDT · Open-Meteo
- TodaySep 21Clear later53%0.03″80°67°—
- TuesdaySep 22Overcast10%—73°62°-7°
- WednesdaySep 23Overcast——83°54°+10°
- ThursdaySep 24Overcast——82°55°-1°
- FridaySep 25Overcast——82°56°0°
- SaturdaySep 26Light Drizzle——69°61°-13°
- SundaySep 27Overcast15%—75°61°+6°
Air quality now AQI 41 · Good
AQI 41 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±3 points). Ozone at AQI 31 now. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 10.
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 31 now. With UV 3.3 peaking around 1 PM under partly cloudy skies, surface ozone likely climbs to AQI 10.
- Present
- AQI 31
- UV peak
- 3.3 at 1 PM
- Sky at peak
- partly cloudy
- Projected peak
- AQI 10
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).
September dries up ditches or breaks down bridges.
- Moonrise
- 4:35 PM
- Moonset
- 1:42 AM
- In sign
- ♑︎ Capricorn
Thunder quiets the land
Read this microseason across nine climate regions →
All 72 microseasons on the year wheel →
Ava at a glance
- Today vs. normal: Today averages 74°F (high 80°F, low 67°F), 8°F above the 66°F normal for Sep 21
- Last frost: April 23 (1991–2020 median, NOAA station 10 km away)
- Microseason: Sep 21–25
- Planting calendar: September — plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, winter squash
15-Day Forecast — Ava
- Mon80°67°53%
- Tue73°62°10%
- Wed83°54°0%
- Thu82°55°1%
- Fri82°56°3%
- Sat69°61°8%
- Sun75°61°15%
- Mon76°58°24%
- Tue85°62°35%
- Wed91°63°22%
- Thu94°67°9%
- Fri93°67°15%
- Sat92°66°16%
- Sun71°54°13%
- Mon67°44°9%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Fall planting + final harvests
As of September 21, the season's first frost (typically October 17) is approaching. Pick what frost-tender plants still carry before the next cold front. This city's planting calendar for September: plant garlic (overwinter); harvest tomatoes, peppers, beans, summer squash, and winter squash.
SPC Convective Outlook
Storm Prediction Center — Ava
SPC has placed Ava in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
Isolated severe storms possible. Limited threat for hail or damaging wind.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook.
Sun & seasons in Ava
Ava sits in Douglas County, where the year’s longest day runs 14h 42m of daylight and its shortest just 9h 37m — a swing of +5h 5m between the June and December solstices. Clocks spring forward on Sunday, March 8, 2026 and fall back on Sunday, November 1, 2026.
St. Louis, the state’s largest city, lies about 176 miles to the NE. The nearest town Ava tracks is Springfield, roughly 38 miles to the WNW.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| April | lettuce, peas, spinach, radishes | radishes |
| May | lettuce, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, spinach, radishes |
| July | tomatoes, peppers, beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash, garlic |
| August | beans, squash, fall brassicas, carrots | tomatoes, peppers, beans, summer squash, winter squash |
| September | garlic (overwinter) | tomatoes, peppers, beans, summer squash, winter squash |
| October | — | tomatoes, peppers, beans, summer squash, winter squash, fall brassicas, carrots |
| November | — | fall brassicas, carrots |
A year in weather
Ava peaks at about 77°F in July and bottoms near 33°F in January; May brings the heaviest rain (5.3 inches) and February the least (2.9 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 33° | 3.0″ | 6 |
| February | 37° | 2.9″ | 6 |
| March | 46° | 3.9″ | 7 |
| April | 56° | 5.2″ | 6 |
| May | 64° | 5.3″ | 9 |
| June | 73° | 3.5″ | 7 |
| July | 77° | 4.1″ | 7 |
| August | 76° | 3.2″ | 6 |
| September | 68° | 4.0″ | 5 |
| October | 57° | 4.3″ | 6 |
| November | 46° | 4.2″ | 7 |
| December | 36° | 3.1″ | 6 |
Regional context
Similar climates Mansfield, MO, Wasola, MO, Seymour, MO
Per NOAA NCEI 1991-2020 normals, Ava runs from a 33°F January mean to 77°F in July, a 44°F seasonal spread, with near 46.5 inches of precipitation across about 77 wet days.
Ava's precipitation spreads evenly across the seasons: May peaks at 5.3 inches on 8.5 wet days, while February holds 2.9 inches over 5.5 — no season dominates Ava's rain calendar. That even rhythm groups Ava with places like Mansfield, MO, Wasola, MO and Seymour, MO.
Once Ava passes April 23, freezes fade and Ava's beds take peas, lettuce, spinach, and radishes. Tomatoes and peppers do best set out two weeks later in Ava, once nights clear the mid-40s°F. Frost returns to Ava near October 17, ending the tender-crop season. That date is a median: Ava freezes sooner in half of years.
Similar climates: Mansfield, MO, Wasola, MO, Seymour, MO, Norwood, MO, Diggins, MO.
Frequently asked
- When does it freeze in Ava?
- Frost typically leaves Ava by April 23 and returns to Ava near October 17.
- What is the rainy season in Ava?
- Ava sees its heaviest rain in May (around 5.3 inches), part of roughly 47 inches a year.
- What is the warmest month in Ava?
- The warmest stretch in Ava comes in July, around 77°F on average.
- What is the coldest month in Ava?
- On average January is the chilliest month in Ava, about 33°F.
- When can I start a vegetable garden in Ava?
- Time tomatoes in Ava for two weeks after April 23; peas and greens start at Ava's frost line.
- How many rainy days does Ava get?
- Ava records around 77 days of measurable precipitation annually.
- What hardiness zone is Ava?
- Ava sits in the USDA zone set by January lows near 33°F; the USDA ZIP tool gives the band.
- What is the 10-day forecast for Ava?
- Ava'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 Ava?
- See this week's day-by-day rain chances for Ava in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Ava?
- Current conditions for Ava and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Ava forecast updated?
- The Ava forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Ava?
- Today's sunrise and sunset times for Ava 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 Ava?
- The next few days in Ava's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Ava sits at 37.0°N; its climate zone is humid subtropical (Köppen approximation).
ZIP codes in Ava
- 65608