Climate Johnston - Iowa
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 30 | 35 | 49 | 62 | 72 | 81 |
| Average low in ºF Av. low Lo | 13 | 17 | 29 | 40 | 52 | 62 |
| Days with precipitation Days precip. DP | 7 | 7 | 9 | 10 | 13 | 11 |
| Av. precipitation in inch Av. precip. Pre. | 1.01 | 1.25 | 2.15 | 4.00 | 4.84 | 5.35 |
| Av. snowfall in inch Snowfall Sn | 10 | 11 | 5 | 2 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 85 | 83 | 76 | 63 | 48 | 35 |
| Average low in ºF Av. low Lo | 66 | 64 | 55 | 42 | 30 | 19 |
| Days with precipitation Days precip. DP | 8 | 10 | 8 | 9 | 7 | 7 |
| Av. precipitation in inch Av. precip. Pre. | 4.27 | 3.97 | 3.40 | 2.51 | 1.95 | 1.46 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 1 | 2 | 8 |
Johnston Climate Graph - Iowa Climate Chart
Daily normals Johnston - Iowa - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 29.8 | 12.8 | 0.04 | 0.04 | 0.31 | 0.80 |
| 2 Jan | 29.7 | 12.6 | 0.08 | 0.08 | 0.59 | 1.50 |
| 3 Jan | 29.7 | 12.5 | 0.08 | 0.08 | 0.79 | 2.00 |
| 4 Jan | 29.7 | 12.4 | 0.12 | 0.12 | 1.10 | 2.80 |
| 5 Jan | 29.7 | 12.3 | 0.16 | 0.16 | 1.42 | 3.60 |
| 6 Jan | 29.6 | 12.2 | 0.16 | 0.16 | 1.61 | 4.10 |
| 7 Jan | 29.6 | 12.1 | 0.20 | 0.20 | 2.01 | 5.10 |
| 8 Jan | 29.7 | 12.1 | 0.24 | 0.24 | 2.20 | 5.60 |
| 9 Jan | 29.7 | 12.0 | 0.24 | 0.24 | 2.52 | 6.40 |
| 10 Jan | 29.7 | 11.9 | 0.28 | 0.28 | 2.80 | 7.10 |
| 11 Jan | 29.7 | 11.9 | 0.31 | 0.31 | 3.11 | 7.90 |
| 12 Jan | 29.8 | 11.9 | 0.35 | 0.35 | 3.39 | 8.60 |
Weather history Johnston - December 2019
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Dec | 37.0 | 25.0 | 0.24 | 0.51 | 1.0 |
| 02 Dec | 34.0 | 18.0 | 0.04 | 0.51 | 1.0 |
| 03 Dec | 48.9 | 32.0 | 0.00 | 0.00 | 0.0 |
| 04 Dec | 51.1 | 30.9 | 0.00 | 0.00 | 0.0 |
| 05 Dec | 57.9 | 30.0 | 0.00 | 0.00 | 0.0 |
| 06 Dec | 33.1 | 23.0 | 0.00 | 0.00 | 0.0 |
| 07 Dec | 48.0 | 25.0 | 0.00 | 0.00 | 0.0 |
| 08 Dec | 46.9 | 35.1 | 0.00 | 0.00 | 0.0 |
| 09 Dec | 39.9 | 10.9 | 0.00 | 0.00 | 0.0 |
| 10 Dec | 21.0 | 9.0 | 0.08 | 0.71 | 1.0 |
| 11 Dec | 23.0 | 15.1 | 0.00 | 0.00 | 1.0 |
| 12 Dec | 45.0 | 21.0 | 0.00 | 0.00 | 0.0 |
| 13 Dec | 30.9 | 16.0 | 0.00 | 0.00 | 0.0 |
| 14 Dec | 28.0 | 10.9 | 0.00 | 0.00 | 0.0 |
| 15 Dec | 19.0 | 7.0 | 0.00 | 0.00 | 0.0 |
| 16 Dec | 28.9 | 12.0 | 0.02 | 0.31 | 0.0 |
| 17 Dec | 39.0 | 19.9 | 0.00 | 0.00 | 0.0 |
| 18 Dec | 30.9 | 8.1 | 0.00 | 0.00 | 0.0 |
| 19 Dec | 50.0 | 21.9 | 0.00 | 0.00 | 0.0 |
| 20 Dec | 48.9 | 28.9 | 0.00 | 0.00 | 0.0 |
| 21 Dec | 52.0 | 25.0 | 0.00 | 0.00 | 0.0 |
| 22 Dec | 57.0 | 33.1 | 0.00 | 0.00 | 0.0 |
| 23 Dec | 48.9 | 33.1 | 0.00 | 0.00 | 0.0 |
| 24 Dec | 53.1 | 37.0 | 0.00 | 0.00 | 0.0 |
| 25 Dec | 61.0 | 30.0 | 0.00 | 0.00 | 0.0 |
| 26 Dec | 37.9 | 30.0 | 0.00 | 0.00 | 0.0 |
| 27 Dec | - | - | 0.00 | 0.00 | 0.0 |
Past weather Johnston
| Dec 19 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 41.2 ºF | 30 ºF | |
| Average low temperature Av. low temp. | 22.6 ºF | 13 ºF | |
| Total precipitation Total precip. | 0.38 inch | 1.01 inch | |
| Total snowfall Total snowfall | 2.04 inch | 10 inch | |
| Highest max temperature Highest max temp. | 61.0 ºF | - | |
| Lowest max temperature Lowest max temp. | 19.0 ºF | - | |
| Highest min temperature Highest min temp. | 37.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 7.0 ºF | - | |
Past weather December 2019 incomplete - Missing data
Geo Johnston - Iowa
| Country | United States | |
|---|---|---|
| State | Iowa | |
| County | - | |
| City | Johnston | |
| Zip Code | 50131 | |
| Longitude | -93.71 dec. degr. | |
| Latitude | 41.67 dec. degr. | |
| Altitude - Elevation | 830ft | |
| ICAO | - | |
| IATA | - |
Date and Time Johnston - Iowa
| Local Time | 04:57 AM | |
|---|---|---|
| Sunrise | 06:49 AM | |
| Sunset | 05:07 PM | |
| Day/Night | Night | |
| Timezone | Chicago -6:00 | |
| Timezone DB | America - Chicago |
Map of Johnston - Iowa
Johnston weather averages
| Annual high temperature | 60ºF |
| Annual low temperature | 41ºF |
| Days per year with precip. | 106 days |
| Average annual precip. | 36.16 inch |
| Av. annual snowfall | 39 inch |
Station Data
Monthly averages Johnston
Longitude: -93.7058, Latitude: 41.6714
Average weather Johnston, IA - 50131
Monthly: 1991-2020 normals
History: 2008-2019
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...