Hot-summer humid continental climate
Climate Portland - Indiana
Annual high60ºF
Annual low40ºF
Precipitation37.72 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 33 | 17 | 2.20 | 6 |
| Feb | 37 | 19 | 1.95 | 4 |
| Mar | 48 | 28 | 2.51 | 3 |
| Apr | 61 | 38 | 3.44 | 0 |
| May | 71 | 49 | 4.25 | 0 |
| Jun | 80 | 59 | 3.99 | 0 |
| Jul | 84 | 62 | 4.71 | 0 |
| Aug | 82 | 60 | 3.74 | 0 |
| Sep | 76 | 52 | 2.58 | 0 |
| Oct | 64 | 41 | 2.80 | 0 |
| Nov | 51 | 32 | 3.14 | 1 |
| Dec | 37 | 22 | 2.41 | 4 |
- JanHigh 33ºFLow 17ºFPrecip 2.20 inch
- FebHigh 37ºFLow 19ºFPrecip 1.95 inch
- MarHigh 48ºFLow 28ºFPrecip 2.51 inch
- AprHigh 61ºFLow 38ºFPrecip 3.44 inch
- MayHigh 71ºFLow 49ºFPrecip 4.25 inch
- JunHigh 80ºFLow 59ºFPrecip 3.99 inch
- JulHigh 84ºFLow 62ºFPrecip 4.71 inch
- AugHigh 82ºFLow 60ºFPrecip 3.74 inch
- SepHigh 76ºFLow 52ºFPrecip 2.58 inch
- OctHigh 64ºFLow 41ºFPrecip 2.80 inch
- NovHigh 51ºFLow 32ºFPrecip 3.14 inch
- DecHigh 37ºFLow 22ºFPrecip 2.41 inch
Climate summary
What is the average weather in Portland, Indiana?
Portland experiences a humid continental climate, marked by a very large seasonal temperature contrast. Summers are warm and fairly wet, with July being the wettest month. Winters are cold and bring regular snowfall. Precipitation is spread relatively evenly throughout the year, with winter moisture often arriving as snow.
Portland weather averages
Annual high60ºF
Annual low40ºF
Precipitation37.72 inch
Snowfall18 inch
Daily normals Portland - Indiana - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 34.9 | 19.3 | 0.09 | 0.09 | 0.20 | 0.20 |
| Jan 2 | 34.7 | 19.0 | 0.19 | 0.19 | 0.40 | 0.40 |
| Jan 3 | 34.6 | 18.8 | 0.28 | 0.28 | 0.60 | 0.60 |
| Jan 4 | 34.4 | 18.6 | 0.38 | 0.38 | 0.80 | 0.80 |
| Jan 5 | 34.3 | 18.4 | 0.47 | 0.47 | 1.00 | 1.00 |
| Jan 6 | 34.1 | 18.2 | 0.56 | 0.56 | 1.30 | 1.30 |
| Jan 7 | 34.0 | 18.0 | 0.66 | 0.66 | 1.50 | 1.50 |
| Jan 8 | 33.9 | 17.8 | 0.75 | 0.75 | 1.70 | 1.70 |
| Jan 9 | 33.8 | 17.7 | 0.84 | 0.84 | 1.90 | 1.90 |
| Jan 10 | 33.7 | 17.5 | 0.93 | 0.93 | 2.10 | 2.10 |
| Jan 11 | 33.6 | 17.3 | 1.02 | 1.02 | 2.30 | 2.30 |
| Jan 12 | 33.6 | 17.2 | 1.11 | 1.11 | 2.50 | 2.50 |
| Jan 13 | 33.5 | 17.0 | 1.20 | 1.20 | 2.70 | 2.70 |
| Jan 14 | 33.4 | 16.9 | 1.29 | 1.29 | 2.90 | 2.90 |
| Jan 15 | 33.4 | 16.7 | 1.39 | 1.39 | 3.20 | 3.20 |
| Jan 16 | 33.4 | 16.6 | 1.48 | 1.48 | 3.40 | 3.40 |
| Jan 17 | 33.4 | 16.5 | 1.57 | 1.57 | 3.60 | 3.60 |
| Jan 18 | 33.3 | 16.4 | 1.66 | 1.66 | 3.80 | 3.80 |
| Jan 19 | 33.3 | 16.3 | 1.75 | 1.75 | 4.00 | 4.00 |
| Jan 20 | 33.4 | 16.2 | 1.84 | 1.84 | 4.20 | 4.20 |
| Jan 21 | 33.4 | 16.1 | 1.93 | 1.93 | 4.40 | 4.40 |
| Jan 22 | 33.4 | 16.1 | 2.02 | 2.02 | 4.60 | 4.60 |
| Jan 23 | 33.5 | 16.0 | 2.11 | 2.11 | 4.80 | 4.80 |
| Jan 24 | 33.5 | 16.0 | 2.21 | 2.21 | 5.00 | 5.00 |
| Jan 25 | 33.6 | 16.0 | 2.31 | 2.31 | 5.20 | 5.20 |
| Jan 26 | 33.7 | 16.0 | 2.40 | 2.40 | 5.40 | 5.40 |
| Jan 27 | 33.8 | 16.0 | 2.49 | 2.49 | 5.60 | 5.60 |
| Jan 28 | 33.9 | 16.0 | 2.57 | 2.57 | 5.80 | 5.80 |
| Jan 29 | 34.0 | 16.1 | 2.66 | 2.66 | 6.00 | 6.00 |
| Jan 30 | 34.1 | 16.1 | 2.74 | 2.74 | 6.20 | 6.20 |
| Jan 31 | 34.3 | 16.2 | 2.82 | 2.82 | 6.40 | 6.40 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Portland - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | – | – | 0.00 |
| Oct 2 | – | – | 0.52 |
| Oct 3 | – | – | 0.01 |
| Oct 4 | – | – | 0.00 |
| Oct 5 | – | – | 0.00 |
| Oct 6 | – | – | 0.00 |
| Oct 7 | – | – | 0.00 |
| Oct 8 | – | – | 0.00 |
| Oct 9 | – | – | 0.00 |
| Oct 10 | – | – | 0.00 |
| Oct 11 | – | – | 0.01 |
| Oct 12 | – | – | 0.01 |
| Oct 13 | – | – | 0.00 |
| Oct 14 | – | – | 0.00 |
| Oct 15 | – | – | 0.05 |
| Oct 16 | – | – | 0.04 |
| Oct 17 | – | – | 0.05 |
| Oct 18 | – | – | 0.01 |
| Oct 19 | – | – | 0.00 |
| Oct 20 | – | – | – |
| Oct 21 | – | – | – |
| Oct 22 | – | – | – |
| Oct 23 | – | – | – |
| Oct 24 | – | – | – |
| Oct 25 | – | – | – |
| Oct 26 | – | – | – |
| Oct 27 | – | – | – |
| Oct 28 | – | – | – |
| Oct 29 | – | – | – |
| Oct 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
Geo Portland - Indiana
Location
- Country
- United States
- State
- Indiana
- County
- Jay
- City
- Portland
- Zip Code
- 47371
- Elevation
- 919 ft
- Longitude
- -84.99
- Latitude
- 40.45
- ICAO
- –
- IATA
- –