Freeport, Illinois, United States Climate

Weather: 15.63°C/60.13°F, Wind SW at 1.54 km/h, 67% Humidity, 0% Chance of rain

(Photo by Andra C Taylor Jr on Unsplash)
Contents

Freeport Climate Summary

Located at an elevation of 235.03 meters (771.1 feet) above sea level, Freeport has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The district’s yearly temperature is 9.44ºC (48.99ºF) and it is -3.2% lower than United States’s averages. Freeport typically receives about 29.3 millimeters (1.15 inches) of precipitation and has 41.55 rainy days (11.38% of the time) annually.

CountryUnited States
CityIllinois
Longitude-89.6212271
Latitude42.2966861
Attitude/Elevation235.03m (771.1ft)
Local timeTuesday 17:42
Annual high temperature12.39ºC (54.3ºF)
Annual low temperature4.41ºC (39.94ºF)
Average annual precip.29.3mm (1.15in)
Warmest monthJuly (26.52ºC / 79.74ºF)
Coldest MonthFebruary (-9.68ºC / 14.58ºF)
Wettest MonthMay (53.05mm / 2.09in)
Driest MonthDecember (14.75mm / 0.58in)
Number of days with rainfall (≥ 1.0 mm)41.55 days (11.38%)
Days with no rain323.45 days (88.62%)
Humidity80.18%

Climate Freeport: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)10.0(50.0)15.0(59.0)16.0(60.8)24.0(75.2)34.0(93.2)32.0(89.6)31.0(87.8)30.0(86.0)29.0(84.2)28.0(82.4)21.0(69.8)13.0(55.4)34.0(93.2)
Average high °C (°F)-3.27(26.11)-2.4(27.68)6.11(43.0)10.73(51.31)19.78(67.6)24.5(76.1)26.52(79.74)25.13(77.23)21.89(71.4)12.87(55.17)5.06(41.11)1.72(35.1)12.39(54.3)
Daily mean °C (°F)-5.59(21.94)-4.99(23.02)2.92(37.26)7.51(45.52)16.61(61.9)21.41(70.54)23.68(74.62)21.95(71.51)18.39(65.1)9.57(49.23)2.36(36.25)-0.53(31.05)9.44(48.99)
Average low °C (°F)-9.51(14.88)-9.68(14.58)-1.92(28.54)2.13(35.83)10.66(51.19)15.11(59.2)17.87(64.17)16.18(61.12)12.89(55.2)4.58(40.24)-1.59(29.14)-3.85(25.07)4.41(39.94)
Record low °C (°F)-36.0(-32.8)-25.0(-13.0)-23.0(-9.4)-9.0(15.8)-2.0(28.4)8.0(46.4)11.0(51.8)10.0(50.0)2.0(35.6)-7.0(19.4)-17.0(1.4)-15.0(5.0)-36.0(-32.8)
Average precipitation mm (inches)17.46(0.69)19.48(0.77)16.61(0.65)32.88(1.29)53.05(2.09)44.63(1.76)40.53(1.6)29.71(1.17)36.02(1.42)28.27(1.11)18.23(0.72)14.75(0.58)29.3(1.15)
Average precipitation days (≥ 1.0 mm)2.553.362.363.645.04.734.734.183.643.452.091.823.46
Average relative humidity (%)83.0385.4572.2873.7679.7183.0185.8785.2984.0174.5677.577.6680.18
Mean monthly sunshine hours6.287.529.349.5312.2613.0213.3511.3810.078.786.656.919.59

Climate Graph

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

Freeport Temperature by Month

July
23.68°C | 74.62°F
August
21.95°C | 71.51°F
June
21.41°C | 70.54°F
September
18.39°C | 65.1°F
May
16.61°C | 61.9°F
October
9.57°C | 49.23°F
April
7.51°C | 45.52°F
March
2.92°C | 37.26°F
November
2.36°C | 36.25°F
December
-0.53°C | 31.05°F
February
-4.99°C | 23.02°F
January
-5.59°C | 21.94°F

Historical Data

Summary
Go
TemperatureMaxAverageMin
Max Temperature15.0°C (59.0°F)-1.14°C (29.95°F)-12.0°C (10.4°F)
Avg Temperature10.0°C (50.0°F)-3.75°C (25.25°F)-14.0°C (6.8°F)
Min Temperature5.0°C (41.0°F)-8.43°C (16.83°F)-19.0°C (-2.2°F)
Dew PointMaxAverageMin
Dew Point5.0°C (41.0°F)-7.64°C (18.25°F)-22.0°C (-7.6°F)
PrecipitationMaxAverageMinSum
Precipitation19.8mm | 0.78in3.03mm | 0.12in0.0mm | 0in84.9mm | 3.34in
Snowdepth7.1mm | 0.28in1.07mm | 0.04in0.0mm | 0in30.0mm | 1.18in
WindMaxAverageMin
Wind27.0kmh | 16.78mph14.96kmh | 9.3mph7.0kmh | 4.35mph
Gust Wind37.0kmh | 22.99mph23.43kmh | 14.56mph13.0kmh | 8.08mph
Sea Level PressureMaxAverageMin
Sea Level Pressure19.8mb3.03mb0.0mb

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
February° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-02-01-11 | 12.2-18 | -0.44825 | 15.5330.21 | 10230.0 | 0.0
2018-02-02-11 | 12.2-22 | -7.64214 | 8.730.53 | 10340.0 | 0.0
2018-02-03-1 | 30.2-12 | 10.44817 | 10.5630.0 | 10161.2 | 0.05
2018-02-04-10 | 14.0-12 | 10.48023 | 14.2930.09 | 10192.9 | 0.11
2018-02-05-13 | 8.6-16 | 3.28311 | 6.8430.3 | 10263.4 | 0.13
2018-02-06-14 | 6.8-16 | 3.2877 | 4.3530.45 | 10310.7 | 0.03
2018-02-07-11 | 12.2-13 | 8.69111 | 6.8430.42 | 10302.2 | 0.09
2018-02-08-10 | 14.0-12 | 10.4928 | 4.9730.45 | 10312.4 | 0.09
2018-02-09-9 | 15.8-10 | 14.09317 | 10.5630.3 | 10268.3 | 0.33
2018-02-10-11 | 12.2-13 | 8.68810 | 6.2130.3 | 10265.5 | 0.22
2018-02-11-10 | 14.0-12 | 10.49212 | 7.4630.18 | 10226.4 | 0.25
2018-02-12-12 | 10.4-15 | 5.08510 | 6.2130.71 | 10400.0 | 0.0
2018-02-13-5 | 23.0-9 | 15.88713 | 8.0830.56 | 10350.0 | 0.0
2018-02-141 | 33.8-1 | 30.29417 | 10.5630.03 | 10170.3 | 0.01
2018-02-152 | 35.62 | 35.69811 | 6.8429.8 | 10090.5 | 0.02
2018-02-16-5 | 23.0-8 | 17.67715 | 9.3230.27 | 10250.1 | 0.0
2018-02-17-4 | 24.8-9 | 15.88112 | 7.4630.12 | 10204.6 | 0.18
2018-02-18-1 | 30.2-5 | 23.08520 | 12.4330.12 | 10200.0 | 0.0
2018-02-195 | 41.03 | 37.49613 | 8.0829.8 | 100914.2 | 0.56
2018-02-202 | 35.61 | 33.89114 | 8.729.94 | 101419.8 | 0.78
2018-02-21-4 | 24.8-9 | 15.86615 | 9.3230.59 | 10360.0 | 0.0
2018-02-22-1 | 30.2-6 | 21.27118 | 11.1830.53 | 10340.3 | 0.01
2018-02-232 | 35.6-0 | 32.08915 | 9.3230.24 | 10242.6 | 0.1
2018-02-241 | 33.8-1 | 30.28719 | 11.8130.0 | 10167.1 | 0.28
2018-02-251 | 33.8-5 | 23.06927 | 16.7829.88 | 10122.4 | 0.09
2018-02-265 | 41.0-3 | 26.66314 | 8.730.21 | 10230.0 | 0.0
2018-02-279 | 48.22 | 35.66819 | 11.8130.06 | 10180.0 | 0.0
2018-02-2810 | 50.05 | 41.07712 | 7.4629.83 | 10100.0 | 0.0

Freeport 3 Year Historical Weather Data

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