Bloomfield, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Bloomfield, a community in Adams County, Illinois.

Tonight

53°F

Slight Chance Light Rain then Chance Rain Showers

A slight chance of rain before 9pm, then a chance of rain showers. Cloudy, with a low around 53. Southwest wind around 12 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

7-day forecast for Bloomfield

When	Temp	Forecast	Wind	Precip
Tonight	53°F	Slight Chance Light Rain then Chance Rain Showers	12 mph SW	19%
Wednesday	58°F	Chance Rain Showers then Cloudy	12 to 16 mph W	12%
Wednesday Night	45°F	Mostly Cloudy	9 mph SW	1%
Thursday	58°F	Partly Sunny	8 to 12 mph W	9%
Thursday Night	44°F	Mostly Cloudy then Slight Chance T-storms	8 mph NW	20%
Friday	55°F	Partly Sunny	9 mph N	5%
Friday Night	38°F	Partly Cloudy	2 to 6 mph N	2%
Saturday	55°F	Mostly Sunny	5 mph NW	1%
Saturday Night	38°F	Mostly Clear	5 mph W	3%
Sunday	61°F	Sunny	7 mph W	9%
Sunday Night	39°F	Mostly Clear	5 mph W	3%
Monday	65°F	Sunny	5 to 9 mph SW	2%
Monday Night	43°F	Mostly Clear	6 mph W	0%
Tuesday	67°F	Sunny	6 mph NW	0%

Forecast source: National Weather Service (api.weather.gov) for Bloomfield (40.017, -91.305). Updated through the day.

Growing snapshot for Bloomfield

Last spring frost

Apr 14

First fall frost

Oct 23

Growing season

191 days

Hardiness zone

More local growing data for Bloomfield: nearby ZIP 62338 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Quincy Rgnl Ap, Il (4.9 mi from Bloomfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.