Hot-summer humid continental climate
Climate Greenfield - Iowa
Annual high61ºF
Annual low40ºF
Precipitation35.26 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 32 | 14 | 0.88 | 6 |
| Feb | 37 | 18 | 1.03 | 5 |
| Mar | 51 | 28 | 2.22 | 4 |
| Apr | 64 | 40 | 3.69 | 1 |
| May | 73 | 51 | 4.72 | 0 |
| Jun | 82 | 60 | 4.47 | 0 |
| Jul | 86 | 65 | 4.91 | 0 |
| Aug | 84 | 63 | 3.59 | 0 |
| Sep | 78 | 54 | 3.64 | 0 |
| Oct | 65 | 42 | 2.50 | 0 |
| Nov | 49 | 30 | 2.20 | 2 |
| Dec | 35 | 17 | 1.41 | 6 |
- JanHigh 32ºFLow 14ºFPrecip 0.88 inch
- FebHigh 37ºFLow 18ºFPrecip 1.03 inch
- MarHigh 51ºFLow 28ºFPrecip 2.22 inch
- AprHigh 64ºFLow 40ºFPrecip 3.69 inch
- MayHigh 73ºFLow 51ºFPrecip 4.72 inch
- JunHigh 82ºFLow 60ºFPrecip 4.47 inch
- JulHigh 86ºFLow 65ºFPrecip 4.91 inch
- AugHigh 84ºFLow 63ºFPrecip 3.59 inch
- SepHigh 78ºFLow 54ºFPrecip 3.64 inch
- OctHigh 65ºFLow 42ºFPrecip 2.50 inch
- NovHigh 49ºFLow 30ºFPrecip 2.20 inch
- DecHigh 35ºFLow 17ºFPrecip 1.41 inch
Climate summary
What is the average weather in Greenfield, Iowa?
Greenfield experiences a humid continental climate, marked by a very large seasonal temperature contrast. Summers are warm and fairly wet, with the most precipitation arriving during this season. Winters are cold and bring regular snowfall, making for a strong seasonal shift in weather patterns.
Greenfield weather averages
Annual high61ºF
Annual low40ºF
Precipitation35.26 inch
Snowfall24 inch
Daily normals Greenfield - Iowa - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 30.2 | 12.4 | 0.03 | 0.03 | 0.20 | 0.20 |
| Jan 2 | 30.1 | 12.2 | 0.06 | 0.06 | 0.40 | 0.40 |
| Jan 3 | 30.0 | 12.1 | 0.09 | 0.09 | 0.60 | 0.60 |
| Jan 4 | 29.9 | 11.9 | 0.12 | 0.12 | 0.80 | 0.80 |
| Jan 5 | 29.7 | 11.7 | 0.15 | 0.15 | 1.00 | 1.00 |
| Jan 6 | 29.6 | 11.5 | 0.18 | 0.18 | 1.20 | 1.20 |
| Jan 7 | 29.6 | 11.4 | 0.21 | 0.21 | 1.40 | 1.40 |
| Jan 8 | 29.5 | 11.2 | 0.23 | 0.23 | 1.60 | 1.60 |
| Jan 9 | 29.4 | 11.1 | 0.26 | 0.26 | 1.80 | 1.80 |
| Jan 10 | 29.3 | 10.9 | 0.29 | 0.29 | 2.00 | 2.00 |
| Jan 11 | 29.3 | 10.8 | 0.31 | 0.31 | 2.20 | 2.20 |
| Jan 12 | 29.3 | 10.7 | 0.34 | 0.34 | 2.40 | 2.40 |
| Jan 13 | 29.2 | 10.6 | 0.36 | 0.36 | 2.60 | 2.60 |
| Jan 14 | 29.2 | 10.5 | 0.39 | 0.39 | 2.90 | 2.90 |
| Jan 15 | 29.2 | 10.4 | 0.41 | 0.41 | 3.10 | 3.10 |
| Jan 16 | 29.2 | 10.3 | 0.44 | 0.44 | 3.30 | 3.30 |
| Jan 17 | 29.2 | 10.3 | 0.46 | 0.46 | 3.50 | 3.50 |
| Jan 18 | 29.2 | 10.2 | 0.49 | 0.49 | 3.70 | 3.70 |
| Jan 19 | 29.3 | 10.2 | 0.52 | 0.52 | 3.90 | 3.90 |
| Jan 20 | 29.3 | 10.2 | 0.54 | 0.54 | 4.20 | 4.20 |
| Jan 21 | 29.3 | 10.1 | 0.57 | 0.57 | 4.40 | 4.40 |
| Jan 22 | 29.4 | 10.1 | 0.60 | 0.60 | 4.60 | 4.60 |
| Jan 23 | 29.5 | 10.2 | 0.62 | 0.62 | 4.80 | 4.80 |
| Jan 24 | 29.6 | 10.2 | 0.65 | 0.65 | 5.10 | 5.10 |
| Jan 25 | 29.7 | 10.2 | 0.68 | 0.68 | 5.30 | 5.30 |
| Jan 26 | 29.8 | 10.3 | 0.71 | 0.71 | 5.60 | 5.60 |
| Jan 27 | 29.9 | 10.4 | 0.74 | 0.74 | 5.80 | 5.80 |
| Jan 28 | 30.0 | 10.5 | 0.77 | 0.77 | 6.10 | 6.10 |
| Jan 29 | 30.1 | 10.6 | 0.80 | 0.80 | 6.30 | 6.30 |
| Jan 30 | 30.3 | 10.7 | 0.83 | 0.83 | 6.60 | 6.60 |
| Jan 31 | 30.4 | 10.9 | 0.86 | 0.86 | 6.80 | 6.80 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Greenfield - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 70.0 | 63.0 | 0.88 |
| Oct 2 | – | – | – |
| Oct 3 | – | – | – |
| Oct 4 | – | – | – |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | – | – | – |
| Oct 8 | 80.1 | 45.0 | 0.00 |
| Oct 9 | 80.1 | 46.9 | 0.00 |
| Oct 10 | 88.0 | 59.0 | 0.00 |
| Oct 11 | 86.0 | 60.1 | 0.00 |
| Oct 12 | 88.0 | 60.1 | 0.00 |
| Oct 13 | 87.1 | 51.1 | 0.18 |
| Oct 14 | 66.0 | 48.0 | 0.00 |
| Oct 15 | 60.1 | 48.0 | 0.09 |
| Oct 16 | 57.0 | 42.1 | 0.64 |
| Oct 17 | 50.0 | 28.9 | 0.00 |
| Oct 18 | 59.0 | 28.9 | 0.00 |
| Oct 19 | 66.9 | 37.9 | 0.00 |
| Oct 20 | – | – | – |
| Oct 21 | 70.0 | 43.0 | 0.08 |
| Oct 22 | 75.0 | 50.0 | 0.01 |
| Oct 23 | 77.0 | 53.1 | 0.00 |
| Oct 24 | 75.9 | 55.9 | 0.00 |
| Oct 25 | 78.1 | 46.0 | 0.00 |
| Oct 26 | 73.9 | 44.1 | 0.00 |
| Oct 27 | 71.1 | 45.0 | 0.05 |
| Oct 28 | 66.0 | 53.1 | 0.00 |
| Oct 29 | 75.9 | 48.0 | 0.08 |
| Oct 30 | 64.9 | 48.9 | 0.10 |
| 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 temperature88.0ºF · Oct 10
- Lowest max temperature50.0ºF · Oct 17
- Highest min temperature63.0ºF · Oct 1
- Lowest min temperature28.9ºF · Oct 17
Geo Greenfield - Iowa
Location
- Country
- United States
- State
- Iowa
- County
- Adair
- City
- Greenfield
- Zip Code
- 50849
- Elevation
- 1352 ft
- Longitude
- -94.45
- Latitude
- 41.33
- ICAO
- –
- IATA
- –