Berwyn, Illinois, United States Climate

Weather: 5.39°C/41.7°F, Wind SW at 1.54 km/h, 78% Humidity, 0% Chance of rain

United States
(Photo by Andres Garcia on Unsplash)

Berwyn Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Berwyn has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The district’s yearly temperature is 11.76ºC (53.17ºF) and it is -0.88% lower than United States’s averages. Berwyn typically receives about 20.93 millimeters (0.82 inches) of precipitation and has 37.55 rainy days (10.29% of the time) annually.

CountryUnited States
CityIllinois
Longitude-87.7936685
Latitude41.8505874
Attitude/ElevationNonem (0ft)
Local timeSunday 11:51
Annual high temperature14.08ºC (57.34ºF)
Annual low temperature8.22ºC (46.8ºF)
Average annual precip.20.93mm (0.82in)
Warmest monthJuly (29.32ºC / 84.78ºF)
Coldest MonthJanuary (-6.11ºC / 21.0ºF)
Wettest MonthJuly (36.32mm / 1.43in)
Driest MonthNovember (9.1mm / 0.36in)
Number of days with rainfall (≥ 1.0 mm)37.55 days (10.29%)
Days with no rain327.45 days (89.71%)
Humidity67.98%

Climate Berwyn: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)11.0(51.8)14.0(57.2)17.0(62.6)23.0(73.4)35.0(95.0)34.0(93.2)34.0(93.2)34.0(93.2)32.0(89.6)28.0(82.4)22.0(71.6)13.0(55.4)35.0(95.0)
Average high °C (°F)-1.22(29.8)0.21(32.38)6.51(43.72)11.32(52.38)20.14(68.25)25.52(77.94)29.32(84.78)27.89(82.2)24.08(75.34)14.99(58.98)6.59(43.86)3.6(38.48)14.08(57.34)
Daily mean °C (°F)-2.99(26.62)-1.81(28.74)4.15(39.47)8.53(47.35)17.33(63.19)22.98(73.36)26.88(80.38)25.48(77.86)21.6(70.88)12.52(54.54)4.68(40.42)1.74(35.13)11.76(53.17)
Average low °C (°F)-6.11(21.0)-5.22(22.6)0.95(33.71)4.51(40.12)12.86(55.15)18.47(65.25)23.08(73.54)21.76(71.17)18.0(64.4)9.14(48.45)2.03(35.65)-0.82(30.52)8.22(46.8)
Record low °C (°F)-30.0(-22.0)-18.0(-0.4)-18.0(-0.4)-6.0(21.2)3.0(37.4)10.0(50.0)18.0(64.4)16.0(60.8)10.0(50.0)-2.0(28.4)-11.0(12.2)-14.0(6.8)-30.0(-22.0)
Average precipitation mm (inches)14.5(0.57)14.75(0.58)13.39(0.53)17.06(0.67)34.4(1.35)25.57(1.01)36.32(1.43)30.18(1.19)26.53(1.04)18.85(0.74)9.1(0.36)10.47(0.41)20.93(0.82)
Average precipitation days (≥ 1.0 mm)1.822.912.642.914.914.04.363.913.273.01.911.913.13
Average relative humidity (%)78.077.5964.2363.7865.5365.3864.3465.1367.1964.0969.3171.1567.98
Mean monthly sunshine hours5.997.549.3410.1812.5913.3213.8712.3710.448.516.366.549.75

Climate Graph

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

Berwyn

Berwyn Temperature by Month

July
26.88°C | 80.38°F
August
25.48°C | 77.86°F
June
22.98°C | 73.36°F
September
21.6°C | 70.88°F
May
17.33°C | 63.19°F
October
12.52°C | 54.54°F
April
8.53°C | 47.35°F
November
4.68°C | 40.42°F
March
4.15°C | 39.47°F
December
1.74°C | 35.13°F
February
-1.81°C | 28.74°F
January
-2.99°C | 26.62°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature32.0°C (89.6°F)24.27°C (75.69°F)16.0°C (60.8°F)
Avg Temperature28.0°C (82.4°F)21.9°C (71.42°F)14.0°C (57.2°F)
Min Temperature24.0°C (75.2°F)18.2°C (64.76°F)11.0°C (51.8°F)
Dew PointMaxAverageMin
Dew Point21.0°C (69.8°F)15.3°C (59.54°F)3.0°C (37.4°F)
PrecipitationMaxAverageMinSum
Precipitation23.8mm | 0.94in3.89mm | 0.15in0.0mm | 0in116.6mm | 4.59in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind25.0kmh | 15.53mph12.67kmh | 7.87mph6.0kmh | 3.73mph
Gust Wind36.0kmh | 22.37mph17.7kmh | 11.0mph9.0kmh | 5.59mph
Sea Level PressureMaxAverageMin
Sea Level Pressure23.8mb3.89mb0.0mb
Berwyn

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
September° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-09-0124 | 75.221 | 69.88415 | 9.3229.97 | 101521.6 | 0.85
2018-09-0226 | 78.821 | 69.87516 | 9.9430.03 | 101712.1 | 0.48
2018-09-0326 | 78.821 | 69.8779 | 5.5930.15 | 102123.8 | 0.94
2018-09-0428 | 82.421 | 69.87214 | 8.730.15 | 10213.7 | 0.15
2018-09-0527 | 80.620 | 68.07318 | 11.1830.09 | 10198.4 | 0.33
2018-09-0620 | 68.016 | 60.87716 | 9.9430.24 | 10248.9 | 0.35
2018-09-0719 | 66.215 | 59.07616 | 9.9430.21 | 10238.6 | 0.34
2018-09-0819 | 66.211 | 51.86223 | 14.2930.15 | 10210.1 | 0.0
2018-09-0918 | 64.411 | 51.86521 | 13.0530.03 | 10170.0 | 0.0
2018-09-1020 | 68.014 | 57.27110 | 6.2130.0 | 10160.2 | 0.01
2018-09-1124 | 75.216 | 60.8698 | 4.9730.12 | 10200.0 | 0.0
2018-09-1225 | 77.017 | 62.66610 | 6.2130.15 | 10210.0 | 0.0
2018-09-1324 | 75.217 | 62.6708 | 4.9730.15 | 10210.0 | 0.0
2018-09-1426 | 78.818 | 64.4677 | 4.3530.12 | 10200.0 | 0.0
2018-09-1526 | 78.818 | 64.4679 | 5.5930.15 | 10210.0 | 0.0
2018-09-1627 | 80.620 | 68.07410 | 6.2130.06 | 10180.4 | 0.02
2018-09-1728 | 82.420 | 68.0676 | 3.7329.91 | 10130.5 | 0.02
2018-09-1824 | 75.218 | 64.4718 | 4.9729.94 | 10143.6 | 0.14
2018-09-1923 | 73.417 | 62.67610 | 6.2130.0 | 10162.7 | 0.11
2018-09-2026 | 78.821 | 69.87811 | 6.8429.91 | 101313.6 | 0.54
2018-09-2121 | 69.815 | 59.06725 | 15.5329.94 | 10143.4 | 0.13
2018-09-2217 | 62.68 | 46.45815 | 9.3230.27 | 10250.1 | 0.0
2018-09-2320 | 68.013 | 55.4689 | 5.5930.15 | 10210.0 | 0.0
2018-09-2419 | 66.215 | 59.08112 | 7.4630.03 | 10171.4 | 0.06
2018-09-2523 | 73.418 | 64.48113 | 8.0829.85 | 10112.2 | 0.09
2018-09-2616 | 60.88 | 46.46214 | 8.730.06 | 10180.1 | 0.0
2018-09-2717 | 62.67 | 44.65311 | 6.8430.03 | 10170.0 | 0.0
2018-09-2815 | 59.08 | 46.46414 | 8.730.12 | 10200.5 | 0.02
2018-09-2914 | 57.23 | 37.45110 | 6.2130.33 | 10270.0 | 0.0
2018-09-3015 | 59.011 | 51.88212 | 7.4630.18 | 10220.7 | 0.03

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