Cold desert climate
Climate Rock Island - Tennessee
Annual high69ºF
Annual low47ºF
| Month | HighºF | LowºF |
|---|---|---|
| Jan | 47 | 26 |
| Feb | 53 | 30 |
| Mar | 61 | 37 |
| Apr | 70 | 45 |
| May | 78 | 54 |
| Jun | 84 | 63 |
| Jul | 88 | 66 |
| Aug | 87 | 66 |
| Sep | 81 | 59 |
| Oct | 71 | 47 |
| Nov | 61 | 37 |
| Dec | 50 | 30 |
- JanHigh 47ºFLow 26ºF
- FebHigh 53ºFLow 30ºF
- MarHigh 61ºFLow 37ºF
- AprHigh 70ºFLow 45ºF
- MayHigh 78ºFLow 54ºF
- JunHigh 84ºFLow 63ºF
- JulHigh 88ºFLow 66ºF
- AugHigh 87ºFLow 66ºF
- SepHigh 81ºFLow 59ºF
- OctHigh 71ºFLow 47ºF
- NovHigh 61ºFLow 37ºF
- DecHigh 50ºFLow 30ºF
Climate summary
What is the average weather in Rock Island, Tennessee?
Rock Island experiences a cold desert climate, defined by very low annual precipitation. Summers are hot, while winters are cold, creating a strong seasonal contrast. Rainfall is scarce and infrequent, spread fairly evenly throughout the year, contributing to the very dry conditions.
Rock Island weather averages
Annual high69ºF
Annual low47ºF
Daily normals Rock Island - Tennessee - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 48.6 | 29.9 | 0.16 | 0.16 |
| Jan 2 | 48.4 | 29.8 | 0.31 | 0.31 |
| Jan 3 | 48.3 | 29.7 | 0.46 | 0.46 |
| Jan 4 | 48.1 | 29.6 | 0.62 | 0.62 |
| Jan 5 | 48.0 | 29.5 | 0.76 | 0.76 |
| Jan 6 | 47.9 | 29.4 | 0.93 | 0.93 |
| Jan 7 | 47.7 | 29.3 | 1.11 | 1.11 |
| Jan 8 | 47.6 | 29.3 | 1.30 | 1.30 |
| Jan 9 | 47.5 | 29.2 | 1.51 | 1.51 |
| Jan 10 | 47.5 | 29.2 | 1.70 | 1.70 |
| Jan 11 | 47.4 | 29.1 | 1.90 | 1.90 |
| Jan 12 | 47.3 | 29.1 | 2.09 | 2.09 |
| Jan 13 | 47.3 | 29.0 | 2.28 | 2.28 |
| Jan 14 | 47.2 | 29.0 | 2.47 | 2.47 |
| Jan 15 | 47.2 | 29.0 | 2.66 | 2.66 |
| Jan 16 | 47.2 | 29.0 | 2.83 | 2.83 |
| Jan 17 | 47.2 | 29.0 | 3.00 | 3.00 |
| Jan 18 | 47.2 | 29.0 | 3.17 | 3.17 |
| Jan 19 | 47.2 | 29.0 | 3.33 | 3.33 |
| Jan 20 | 47.3 | 29.0 | 3.48 | 3.48 |
| Jan 21 | 47.3 | 29.1 | 3.64 | 3.64 |
| Jan 22 | 47.4 | 29.1 | 3.81 | 3.81 |
| Jan 23 | 47.5 | 29.2 | 3.96 | 3.96 |
| Jan 24 | 47.6 | 29.2 | 4.11 | 4.11 |
| Jan 25 | 47.7 | 29.3 | 4.26 | 4.26 |
| Jan 26 | 47.8 | 29.3 | 4.39 | 4.39 |
| Jan 27 | 47.9 | 29.4 | 4.52 | 4.52 |
| Jan 28 | 48.1 | 29.5 | 4.66 | 4.66 |
| Jan 29 | 48.3 | 29.6 | 4.80 | 4.80 |
| Jan 30 | 48.4 | 29.7 | 4.94 | 4.94 |
| Jan 31 | 48.6 | 29.8 | 5.09 | 5.09 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Rock Island - November 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Nov 1 | 79.0 | 54.0 | 0.35 |
| Nov 2 | 62.1 | 52.0 | 0.29 |
| Nov 3 | 75.9 | 57.0 | 0.00 |
| Nov 4 | 78.1 | 64.0 | 0.02 |
| Nov 5 | 71.1 | 55.9 | 0.35 |
| Nov 6 | 69.1 | 45.0 | 0.00 |
| Nov 7 | 62.1 | 45.0 | 0.00 |
| Nov 8 | – | – | – |
| Nov 9 | – | – | – |
| Nov 10 | – | – | – |
| Nov 11 | – | – | – |
| Nov 12 | – | – | – |
| Nov 13 | – | – | – |
| Nov 14 | – | – | – |
| Nov 15 | – | – | – |
| Nov 16 | – | – | – |
| Nov 17 | – | – | – |
| Nov 18 | – | – | – |
| Nov 19 | – | – | – |
| Nov 20 | – | – | – |
| Nov 21 | – | – | – |
| Nov 22 | – | – | – |
| Nov 23 | – | – | – |
| Nov 24 | – | – | – |
| Nov 25 | – | – | – |
| Nov 26 | – | – | – |
| Nov 27 | – | – | – |
| Nov 28 | – | – | – |
| Nov 29 | – | – | – |
| Nov 30 | – | – | – |
The data for November 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 temperature79.0ºF · Nov 1
- Lowest max temperature62.1ºF · Nov 2
- Highest min temperature64.0ºF · Nov 4
- Lowest min temperature45.0ºF · Nov 6
Geo Rock Island - Tennessee
Location
- Country
- United States
- State
- Tennessee
- County
- –
- City
- Rock Island
- Zip Code
- 38581
- Elevation
- 892 ft
- Longitude
- -85.61
- Latitude
- 35.79
- ICAO
- –
- IATA
- –