Hot-summer humid continental climate
Climate Fairfield - Iowa
Annual high62ºF
Annual low41ºF
Precipitation35.65 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 33 | 16 | 1.42 | 4 |
| Feb | 38 | 20 | 1.54 | 6 |
| Mar | 51 | 30 | 2.45 | 3 |
| Apr | 65 | 41 | 3.51 | 1 |
| May | 74 | 51 | 5.00 | 0 |
| Jun | 83 | 61 | 4.59 | 0 |
| Jul | 87 | 65 | 4.42 | 0 |
| Aug | 85 | 63 | 3.98 | 0 |
| Sep | 78 | 55 | 3.78 | 0 |
| Oct | 65 | 44 | 3.24 | 0 |
| Nov | 49 | 31 | 0.00 | 0 |
| Dec | 36 | 20 | 1.72 | 5 |
- JanHigh 33ºFLow 16ºFPrecip 1.42 inch
- FebHigh 38ºFLow 20ºFPrecip 1.54 inch
- MarHigh 51ºFLow 30ºFPrecip 2.45 inch
- AprHigh 65ºFLow 41ºFPrecip 3.51 inch
- MayHigh 74ºFLow 51ºFPrecip 5.00 inch
- JunHigh 83ºFLow 61ºFPrecip 4.59 inch
- JulHigh 87ºFLow 65ºFPrecip 4.42 inch
- AugHigh 85ºFLow 63ºFPrecip 3.98 inch
- SepHigh 78ºFLow 55ºFPrecip 3.78 inch
- OctHigh 65ºFLow 44ºFPrecip 3.24 inch
- NovHigh 49ºFLow 31ºFPrecip 0.00 inch
- DecHigh 36ºFLow 20ºFPrecip 1.72 inch
Climate summary
What is the average weather in Fairfield, Iowa?
Fairfield experiences a humid continental climate, marked by a very large seasonal temperature contrast. Summers are hot, while winters are cold and bring regular snowfall. The area is fairly wet overall, with precipitation spread relatively evenly throughout the year, though summer tends to be wetter and winter drier.
Fairfield weather averages
Annual high62ºF
Annual low41ºF
Precipitation35.65 inch
Snowfall19 inch
Daily normals Fairfield - Iowa - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 31.2 | 15.4 | 0.05 | 0.05 | 0.20 | 0.20 |
| Jan 2 | 31.1 | 15.2 | 0.11 | 0.11 | 0.30 | 0.30 |
| Jan 3 | 30.9 | 15.0 | 0.16 | 0.16 | 0.50 | 0.50 |
| Jan 4 | 30.8 | 14.8 | 0.21 | 0.21 | 0.70 | 0.70 |
| Jan 5 | 30.7 | 14.6 | 0.26 | 0.26 | 0.90 | 0.90 |
| Jan 6 | 30.6 | 14.4 | 0.31 | 0.31 | 1.00 | 1.00 |
| Jan 7 | 30.5 | 14.2 | 0.36 | 0.36 | 1.20 | 1.20 |
| Jan 8 | 30.4 | 14.0 | 0.41 | 0.41 | 1.40 | 1.40 |
| Jan 9 | 30.3 | 13.9 | 0.47 | 0.47 | 1.60 | 1.60 |
| Jan 10 | 30.3 | 13.7 | 0.52 | 0.52 | 1.80 | 1.80 |
| Jan 11 | 30.2 | 13.6 | 0.56 | 0.56 | 2.00 | 2.00 |
| Jan 12 | 30.2 | 13.4 | 0.61 | 0.61 | 2.20 | 2.20 |
| Jan 13 | 30.2 | 13.3 | 0.66 | 0.66 | 2.30 | 2.30 |
| Jan 14 | 30.2 | 13.2 | 0.71 | 0.71 | 2.50 | 2.50 |
| Jan 15 | 30.1 | 13.1 | 0.76 | 0.76 | 2.70 | 2.70 |
| Jan 16 | 30.2 | 13.1 | 0.81 | 0.81 | 2.90 | 2.90 |
| Jan 17 | 30.2 | 13.0 | 0.85 | 0.85 | 3.10 | 3.10 |
| Jan 18 | 30.2 | 12.9 | 0.90 | 0.90 | 3.30 | 3.30 |
| Jan 19 | 30.2 | 12.9 | 0.95 | 0.95 | 3.50 | 3.50 |
| Jan 20 | 30.3 | 12.9 | 1.00 | 1.00 | 3.70 | 3.70 |
| Jan 21 | 30.4 | 12.9 | 1.04 | 1.04 | 3.90 | 3.90 |
| Jan 22 | 30.4 | 12.9 | 1.09 | 1.09 | 4.10 | 4.10 |
| Jan 23 | 30.5 | 12.9 | 1.14 | 1.14 | 4.40 | 4.40 |
| Jan 24 | 30.6 | 13.0 | 1.19 | 1.19 | 4.60 | 4.60 |
| Jan 25 | 30.7 | 13.0 | 1.24 | 1.24 | 4.80 | 4.80 |
| Jan 26 | 30.8 | 13.1 | 1.29 | 1.29 | 5.10 | 5.10 |
| Jan 27 | 31.0 | 13.2 | 1.33 | 1.33 | 5.30 | 5.30 |
| Jan 28 | 31.1 | 13.3 | 1.38 | 1.38 | 5.50 | 5.50 |
| Jan 29 | 31.3 | 13.4 | 1.42 | 1.42 | 5.70 | 5.70 |
| Jan 30 | 31.4 | 13.6 | 1.47 | 1.47 | 6.00 | 6.00 |
| Jan 31 | 31.6 | 13.7 | 1.52 | 1.52 | 6.20 | 6.20 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Fairfield - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 71.1 | 62.1 | 1.55 |
| Oct 2 | 71.1 | 51.1 | 0.33 |
| Oct 3 | 66.0 | 46.0 | 0.00 |
| Oct 4 | 71.1 | 50.0 | 0.00 |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | – | – | – |
| Oct 8 | 80.1 | 48.9 | 0.00 |
| Oct 9 | 78.1 | 52.0 | 1.20 |
| Oct 10 | 79.0 | 60.1 | 0.03 |
| Oct 11 | 82.9 | 57.0 | 0.00 |
| Oct 12 | 84.9 | 59.0 | 0.00 |
| Oct 13 | 78.1 | 61.0 | 0.00 |
| Oct 14 | – | – | 0.00 |
| Oct 15 | 64.9 | 46.0 | 0.10 |
| Oct 16 | 64.9 | 33.1 | 0.10 |
| Oct 17 | – | – | – |
| Oct 18 | – | – | – |
| Oct 19 | 66.0 | 37.0 | 0.00 |
| Oct 20 | – | – | – |
| Oct 21 | – | – | – |
| Oct 22 | – | 46.9 | 0.00 |
| Oct 23 | 75.0 | 46.9 | 0.00 |
| Oct 24 | 75.0 | 50.0 | 0.00 |
| Oct 25 | 75.9 | 50.0 | 0.00 |
| Oct 26 | 78.1 | 51.1 | 0.00 |
| Oct 27 | 75.0 | 51.1 | 0.00 |
| Oct 28 | 66.9 | 48.9 | 0.00 |
| Oct 29 | 73.9 | 55.0 | 0.00 |
| Oct 30 | 66.9 | 45.0 | 0.30 |
| Oct 31 | – | – | – |
The data for October 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature84.9ºF · Oct 12
- Lowest max temperature64.9ºF · Oct 15
- Highest min temperature62.1ºF · Oct 1
- Lowest min temperature33.1ºF · Oct 16
Geo Fairfield - Iowa
Location
- Country
- United States
- State
- Iowa
- County
- Jefferson
- City
- Fairfield
- Zip Code
- 52556
- Elevation
- 791 ft
- Longitude
- -91.98
- Latitude
- 41.06
- ICAO
- –
- IATA
- –