Climate Sigourney - Iowa
Jan Ja Feb Fe Mar Ma Apr Ap May Ma Jun Ju Average high in ºF Av. high Hi 30 35 48 61 71 80 Average low in ºF Av. low Lo 12 16 27 39 50 60 Av. precipitation in inch Av. precip. Pre. 1.12 1.26 2.51 3.46 4.58 4.81 Av. snowfall in inch Snowfall Sn 8 8 4 1 0 0
Jul Ju Aug Au Sep Se Oct Oc Nov No Dec De Average high in ºF Av. high Hi 85 83 75 63 48 33 Average low in ºF Av. low Lo 64 62 52 41 29 16 Av. precipitation in inch Av. precip. Pre. 4.09 4.90 3.56 2.82 2.44 1.45 Av. snowfall in inch Snowfall Sn 0 0 0 0 1 7
Sigourney experiences a humid continental climate, marked by very strong seasonal temperature contrasts. Summers are warm and fairly wet, with August typically being the wettest month. Winters are cold and bring regular snowfall, while January is usually the driest month. Precipitation is spread relatively evenly throughout the year, with winter moisture often arriving as snow.
January February March April May June July August September October November December
1 Jan 30.1 13.1 0.04 0.04 0.20 0.50 2 Jan 30.0 13.0 0.08 0.08 0.51 1.30 3 Jan 29.9 12.9 0.12 0.12 0.71 1.80 4 Jan 29.9 12.8 0.16 0.16 0.98 2.50 5 Jan 29.8 12.7 0.20 0.20 1.18 3.00 6 Jan 29.8 12.6 0.24 0.24 1.50 3.80 7 Jan 29.8 12.5 0.28 0.28 1.81 4.60 8 Jan 29.8 12.4 0.31 0.31 2.01 5.10 9 Jan 29.7 12.3 0.35 0.35 2.28 5.80 10 Jan 29.7 12.2 0.39 0.39 2.52 6.40 11 Jan 29.7 12.2 0.43 0.43 2.80 7.10 12 Jan 29.7 12.1 0.43 0.43 2.99 7.60 13 Jan 29.7 12.0 0.47 0.47 3.31 8.40 14 Jan 29.8 12.0 0.51 0.51 3.50 8.90 15 Jan 29.8 11.9 0.55 0.55 3.82 9.70 16 Jan 29.8 11.9 0.59 0.59 4.02 10.20 17 Jan 29.9 11.9 0.63 0.63 4.29 10.90 18 Jan 29.9 11.8 0.67 0.67 4.49 11.40 19 Jan 30.0 11.8 0.71 0.71 4.80 12.20 20 Jan 30.0 11.8 0.75 0.75 5.00 12.70 21 Jan 30.1 11.8 0.79 0.79 5.31 13.50 22 Jan 30.2 11.8 0.83 0.83 5.51 14.00 23 Jan 30.2 11.8 0.83 0.83 5.79 14.70 24 Jan 30.3 11.9 0.87 0.87 6.10 15.50 25 Jan 30.4 11.9 0.91 0.91 6.30 16.00 26 Jan 30.5 12.0 0.94 0.94 6.61 16.80 27 Jan 30.6 12.0 0.98 0.98 6.89 17.50 28 Jan 30.8 12.1 1.02 1.02 7.09 18.00 29 Jan 30.9 12.2 1.06 1.06 7.40 18.80 30 Jan 31.1 12.3 1.06 1.06 7.72 19.60 31 Jan 31.2 12.4 1.10 1.10 7.99 20.30
Weather history Sigourney - June 2026
Day 01 Jun 82.0 64.9 0.00 0.00 0.0 02 Jun 88.0 55.9 0.00 0.00 0.0 03 Jun 84.9 55.9 0.00 0.00 0.0 04 Jun 84.9 57.0 0.00 0.00 0.0 05 Jun 87.1 60.1 0.26 0.00 0.0 06 Jun 84.0 66.9 0.32 0.00 0.0 07 Jun 90.0 68.0 0.00 0.00 0.0 08 Jun 81.0 69.1 0.58 0.00 0.0 09 Jun 86.0 69.1 0.00 0.00 0.0 10 Jun 91.9 69.1 0.00 0.00 0.0 11 Jun - - - - - 12 Jun - - - - - 13 Jun 82.9 54.0 0.00 0.00 0.0 14 Jun - - - - - 15 Jun - - - - - 16 Jun - - - - - 17 Jun - - - - - 18 Jun - - - - - 19 Jun - - - - - 20 Jun - - - - - 21 Jun - - - - - 22 Jun - - - - - 23 Jun - - - - - 24 Jun - - - - - 25 Jun - - - - - 26 Jun - - - - - 27 Jun - - - - - 28 Jun - - - - - 29 Jun - - - - - 30 Jun - - - - -
Past weather Sigourney
Jun 26 Normal Average high temperature Av. high temp. 85.7 ºF 30 ºF Average low temperature Av. low temp. 62.7 ºF 12 ºF Total precipitation Total precip. 1.16 inch 1.12 inch Total snowfall Total snowfall 0.00 inch 8 inch Highest max temperature Highest max temp. 91.9 ºF - Lowest max temperature Lowest max temp. 81.0 ºF - Highest min temperature Highest min temp. 69.1 ºF - Lowest min temperature Lowest min temp. 54.0 ºF -
× Past weather June 2026 incomplete - Missing data
Geo Sigourney - Iowa
Country United States State Iowa County Keokuk City Sigourney Zip Code 52591 Longitude -92.2 dec. degr. Latitude 41.33 dec. degr. Altitude - Elevation
771ft ICAO - IATA -
Date and Time Sigourney - Iowa
Local Time 03:48 AM Sunrise 05:33 AM Sunset 08:45 PM Day/Night Night Timezone Chicago -6:00 Timezone DB America - Chicago