As of Oct 13, 2026, the latest day this station has reported

How much rain has Adams County, Illinois, had in 2026?

36.05 inches of rain have fallen so far in 2026 at the weather station at Quincy Regional Airport, Adams County, through Oct 13. That is 5.60 inches more than a usual year to date (118% of usual).

Rain so far
36.05 in
Usual by Oct 13
30.45 in
Percent of usual
118%
2025 by Oct 13
22.81 in
Running total of rain in Adams County, 2026, against a usual year0510152025303540JFMAMJJASOND2026Usual
Inches of rain added up day by day from Jan 1, solid line, against the usual year at this station (dashed), counted on the same days. Days with no report add nothing to either line.

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Month by month

Rain by month in Adams County, Illinois, 2026
MonthRain, inUsual, inVs usual
Jan 2 days not reported0.601.47−0.87
Feb0.531.77−1.24
Mar3.922.29+1.63
Apr7.303.98+3.32
May2.744.55−1.81
Jun10.894.50+6.39
Jul3.103.49−0.39
Aug2.973.93−0.96
Sep2.563.09−0.53
Oct to the 13th1.441.38+0.06
So far36.0530.45+5.60

2026 so far in Adams County

The station, and what usual means

The numbers come from NOAA’s daily record for the station at Quincy Regional Airport (station ID 93989), 4 miles from the middle of Adams County. It reported 284 of the 286 days from Jan 1 to Oct 13; the 2 days with no report count as unknown, not as dry. Rain here means everything the gauge caught: rain, and snow melted down to water. A trace counts as zero.

Usual means NOAA’s 1991 to 2020 daily normals for this station, added up over the same 284 days the station reported, so a missing day counts on neither side.

Why this station: 5 stations inside Adams County reported at least 90% of the days in 2026. Mountain snow sites, and stations far above the rest in the county, come last, since their rain is not what the farms below get. Then the pick goes to one with NOAA normals, then the most days reported, then the one nearest the middle of the county. Your own rain gauge can read differently a few miles away.

Questions

How much rain has Adams County, Illinois, had in 2026?

36.05 inches of rain have fallen so far in 2026 at the weather station at Quincy Regional Airport, Adams County, through Oct 13. That is 5.60 inches more than a usual year to date (118% of usual).

Is Adams County wetter or drier than usual in 2026?

Wetter so far. The weather station at Quincy Regional Airport had 36.05 inches from Jan 1 to Oct 13, 118% of the usual 30.45 inches for the same days.

What was the wettest month in Adams County in 2026?

June, with 10.89 inches at the weather station at Quincy Regional Airport, counting Jan 1 through Oct 13.

What was the biggest rain in Adams County in 2026?

2.78 inches on Jun 10, 2026, the most the gauge caught in one day this year through Oct 13.

How does 2026 compare with 2025 in Adams County?

From Jan 1 to Oct 13, the weather station at Quincy Regional Airport had 22.81 inches in 2025 and 36.05 inches in 2026 (2026 missed 2 days). On the 284 days both years reported, 2026 had 13.24 inches more than 2025.

Next door

Rain in Illinois, county by county · PRF insurance in Adams County · Farmland Atlas: Adams County