Ottumwa, Iowa, United States Climate

Weather: 1.9°C/35.42°F, Wind SW at 2.57 km/h, 86% Humidity, 0% Chance of rain

United States
(Photo by Austin Goode on Unsplash)
Contents

Ottumwa Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Ottumwa has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The district’s yearly temperature is 11.01ºC (51.82ºF) and it is -1.63% lower than United States’s averages. Ottumwa typically receives about 37.66 millimeters (1.48 inches) of precipitation and has 40.56 rainy days (11.11% of the time) annually.

CountryUnited States
CityIowa
Longitude-92.4083022
Latitude41.0160293
Attitude/ElevationNonem (0ft)
Local timeSaturday 10:11
Annual high temperature14.14ºC (57.45ºF)
Annual low temperature6.09ºC (42.96ºF)
Average annual precip.37.66mm (1.48in)
Warmest monthJuly (27.66ºC / 81.79ºF)
Coldest MonthJanuary (-8.69ºC / 16.36ºF)
Wettest MonthMay (70.55mm / 2.78in)
Driest MonthFebruary (18.16mm / 0.71in)
Number of days with rainfall (≥ 1.0 mm)40.56 days (11.11%)
Days with no rain324.44 days (88.89%)
Humidity77.74%

Climate Ottumwa: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)13.0(55.4)17.0(62.6)20.0(68.0)26.0(78.8)34.0(93.2)33.0(91.4)33.0(91.4)33.0(91.4)32.0(89.6)29.0(84.2)21.0(69.8)15.0(59.0)34.0(93.2)
Average high °C (°F)-1.71(28.92)-0.79(30.58)7.87(46.17)13.36(56.05)21.15(70.07)26.21(79.18)27.66(81.79)27.09(80.76)23.72(74.7)14.27(57.69)7.29(45.12)3.58(38.44)14.14(57.45)
Daily mean °C (°F)-4.47(23.95)-3.55(25.61)4.71(40.48)9.8(49.64)18.01(64.42)23.22(73.8)24.78(76.6)23.52(74.34)20.13(68.23)10.99(51.78)4.12(39.42)0.82(33.48)11.01(51.82)
Average low °C (°F)-8.69(16.36)-7.74(18.07)0.03(32.05)4.14(39.45)12.51(54.52)17.7(63.86)19.28(66.7)17.68(63.82)14.78(58.6)6.34(43.41)-0.19(31.66)-2.72(27.1)6.09(42.96)
Record low °C (°F)-29.0(-20.2)-21.0(-5.8)-22.0(-7.6)-8.0(17.6)1.0(33.8)9.0(48.2)13.0(55.4)12.0(53.6)5.0(41.0)-4.0(24.8)-15.0(5.0)-13.0(8.6)-29.0(-20.2)
Average precipitation mm (inches)19.55(0.77)18.16(0.71)27.95(1.1)29.87(1.18)70.55(2.78)65.67(2.59)46.16(1.82)33.07(1.3)64.83(2.55)33.47(1.32)23.93(0.94)18.75(0.74)37.66(1.48)
Average precipitation days (≥ 1.0 mm)3.02.823.03.185.644.553.913.643.913.092.091.733.38
Average relative humidity (%)80.6979.7172.5571.1881.182.6784.380.8280.8171.6173.4473.9577.74
Mean monthly sunshine hours6.988.089.159.3511.6413.3613.1110.6310.29.47.57.09.7

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Ottumwa in recent years.

Ottumwa

Ottumwa Temperature by Month

July
24.78°C | 76.6°F
August
23.52°C | 74.34°F
June
23.22°C | 73.8°F
September
20.13°C | 68.23°F
May
18.01°C | 64.42°F
October
10.99°C | 51.78°F
April
9.8°C | 49.64°F
March
4.71°C | 40.48°F
November
4.12°C | 39.42°F
December
0.82°C | 33.48°F
February
-3.55°C | 25.61°F
January
-4.47°C | 23.95°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature15.0°C (59.0°F)6.0°C (42.8°F)-7.0°C (19.4°F)
Avg Temperature10.0°C (50.0°F)2.8°C (37.04°F)-11.0°C (12.2°F)
Min Temperature5.0°C (41.0°F)-1.67°C (28.99°F)-15.0°C (5.0°F)
Dew PointMaxAverageMin
Dew Point7.0°C (44.6°F)-2.07°C (28.27°F)-16.0°C (3.2°F)
PrecipitationMaxAverageMinSum
Precipitation13.2mm | 0.52in1.43mm | 0.06in0.0mm | 0in42.9mm | 1.69in
Snowdepth1.2mm | 0.05in0.1mm | 0.0in0.0mm | 0in3.0mm | 0.12in
WindMaxAverageMin
Wind27.0kmh | 16.78mph15.5kmh | 9.63mph6.0kmh | 3.73mph
Gust Wind42.0kmh | 26.1mph24.2kmh | 15.04mph10.0kmh | 6.21mph
Sea Level PressureMaxAverageMin
Sea Level Pressure13.2mb1.43mb0.0mb
Ottumwa

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
November° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-11-012 | 35.6-2 | 28.48514 | 8.730.18 | 10221.0 | 0.04
2019-11-024 | 39.2-1 | 30.27817 | 10.5630.24 | 10240.1 | 0.0
2019-11-037 | 44.60 | 32.07018 | 11.1830.03 | 10170.2 | 0.01
2019-11-046 | 42.81 | 33.87216 | 9.9430.03 | 10170.0 | 0.0
2019-11-054 | 39.2-3 | 26.6689 | 5.5930.33 | 10270.0 | 0.0
2019-11-066 | 42.81 | 33.87320 | 12.4330.3 | 10260.0 | 0.0
2019-11-07-3 | 26.6-13 | 8.64818 | 11.1830.56 | 10350.3 | 0.01
2019-11-08-1 | 30.2-11 | 12.25212 | 7.4630.45 | 10310.0 | 0.0
2019-11-096 | 42.8-1 | 30.26714 | 8.729.97 | 10150.0 | 0.0
2019-11-104 | 39.2-0 | 32.07714 | 8.730.06 | 10180.0 | 0.0
2019-11-11-7 | 19.4-10 | 14.07822 | 13.6730.47 | 10325.8 | 0.23
2019-11-12-11 | 12.2-16 | 3.26910 | 6.2130.59 | 10360.0 | 0.0
2019-11-13-3 | 26.6-9 | 15.87120 | 12.4330.15 | 10210.0 | 0.0
2019-11-14-3 | 26.6-6 | 21.28614 | 8.730.3 | 10260.0 | 0.0
2019-11-153 | 37.4-4 | 24.8748 | 4.9730.39 | 10290.0 | 0.0
2019-11-162 | 35.6-2 | 28.48417 | 10.5630.24 | 10240.0 | 0.0
2019-11-176 | 42.82 | 35.68115 | 9.3229.94 | 10140.8 | 0.03
2019-11-185 | 41.02 | 35.6816 | 3.7329.85 | 10110.1 | 0.0
2019-11-198 | 46.44 | 39.28411 | 6.8429.85 | 10110.0 | 0.0
2019-11-208 | 46.44 | 39.28017 | 10.5629.94 | 10140.0 | 0.0
2019-11-2110 | 50.07 | 44.68227 | 16.7829.74 | 100713.2 | 0.52
2019-11-221 | 33.8-6 | 21.2629 | 5.5930.15 | 10210.0 | 0.0
2019-11-232 | 35.6-4 | 24.87112 | 7.4629.94 | 10140.3 | 0.01
2019-11-247 | 44.61 | 33.87413 | 8.0829.74 | 10070.0 | 0.0
2019-11-258 | 46.42 | 35.67110 | 6.2129.65 | 10040.0 | 0.0
2019-11-264 | 39.22 | 35.68316 | 9.9429.65 | 10046.1 | 0.24
2019-11-271 | 33.8-1 | 30.27827 | 16.7829.88 | 10124.1 | 0.16
2019-11-28-0 | 32.0-3 | 26.6829 | 5.5930.47 | 10320.9 | 0.04
2019-11-292 | 35.60 | 32.09124 | 14.9130.27 | 10254.0 | 0.16
2019-11-306 | 42.84 | 39.28926 | 16.1629.59 | 10026.0 | 0.24

Ottumwa 3 Year Historical Weather Data

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