Merrillville, Indiana, United States Climate

Weather: -0.6°C/30.92°F, Wind SW at 0 km/h, 94% Humidity, 0% Chance of rain

United States
(Photo by Andrew Seaman on Unsplash)
Contents

Merrillville Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Merrillville has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The district’s yearly temperature is 11.62ºC (52.92ºF) and it is -1.02% lower than United States’s averages. Merrillville typically receives about 36.05 millimeters (1.42 inches) of precipitation and has 44.38 rainy days (12.16% of the time) annually.

CountryUnited States
CityIndiana
Longitude-87.3328139
Latitude41.4828144
Attitude/ElevationNonem (0ft)
Local timeThursday 15:23
Annual high temperature14.33ºC (57.79ºF)
Annual low temperature7.48ºC (45.46ºF)
Average annual precip.36.05mm (1.42in)
Warmest monthJuly (28.58ºC / 83.44ºF)
Coldest MonthJanuary (-6.15ºC / 20.93ºF)
Wettest MonthMay (63.39mm / 2.5in)
Driest MonthNovember (17.9mm / 0.7in)
Number of days with rainfall (≥ 1.0 mm)44.38 days (12.16%)
Days with no rain320.62 days (87.84%)
Humidity70.87%

Climate Merrillville: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)13.0(55.4)18.0(64.4)18.0(64.4)25.0(77.0)37.0(98.6)34.0(93.2)33.0(91.4)32.0(89.6)33.0(91.4)29.0(84.2)22.0(71.6)15.0(59.0)37.0(98.6)
Average high °C (°F)-0.92(30.34)1.02(33.84)6.9(44.42)12.24(54.03)21.31(70.36)26.1(78.98)28.58(83.44)27.1(80.78)24.07(75.33)15.29(59.52)6.66(43.99)3.57(38.43)14.33(57.79)
Daily mean °C (°F)-2.72(27.1)-1.24(29.77)4.19(39.54)9.03(48.25)17.99(64.38)22.99(73.38)25.75(78.35)24.14(75.45)20.82(69.48)12.37(54.27)4.49(40.08)1.69(35.04)11.62(52.92)
Average low °C (°F)-6.15(20.93)-5.15(22.73)0.38(32.68)4.52(40.14)12.63(54.73)17.53(63.55)21.16(70.09)19.68(67.42)16.4(61.52)8.45(47.21)1.38(34.48)-1.01(30.18)7.48(45.46)
Record low °C (°F)-29.0(-20.2)-22.0(-7.6)-16.0(3.2)-4.0(24.8)1.0(33.8)9.0(48.2)16.0(60.8)14.0(57.2)8.0(46.4)-2.0(28.4)-11.0(12.2)-11.0(12.2)-29.0(-20.2)
Average precipitation mm (inches)24.25(0.95)24.2(0.95)22.19(0.87)30.49(1.2)63.39(2.5)39.95(1.57)61.24(2.41)48.65(1.92)47.67(1.88)33.47(1.32)17.9(0.7)19.15(0.75)36.05(1.42)
Average precipitation days (≥ 1.0 mm)2.913.823.094.095.04.364.554.183.553.732.552.553.7
Average relative humidity (%)78.6977.1564.8665.0368.5870.3271.1872.6572.0266.2371.2272.5370.87
Mean monthly sunshine hours5.757.579.0810.1312.4913.2813.6112.1410.28.316.236.49.6

Climate Graph

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

Merrillville

Merrillville Temperature by Month

July
25.75°C | 78.35°F
August
24.14°C | 75.45°F
June
22.99°C | 73.38°F
September
20.82°C | 69.48°F
May
17.99°C | 64.38°F
October
12.37°C | 54.27°F
April
9.03°C | 48.25°F
November
4.49°C | 40.08°F
March
4.19°C | 39.54°F
December
1.69°C | 35.04°F
February
-1.24°C | 29.77°F
January
-2.72°C | 27.1°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature29.0°C (84.2°F)15.58°C (60.04°F)6.0°C (42.8°F)
Avg Temperature27.0°C (80.6°F)12.68°C (54.82°F)2.0°C (35.6°F)
Min Temperature22.0°C (71.6°F)8.81°C (47.86°F)-2.0°C (28.4°F)
Dew PointMaxAverageMin
Dew Point21.0°C (69.8°F)6.19°C (43.14°F)-3.0°C (26.6°F)
PrecipitationMaxAverageMinSum
Precipitation30.1mm | 1.19in4.74mm | 0.19in0.0mm | 0in146.9mm | 5.78in
Snowdepth4.3mm | 0.17in0.14mm | 0.01in0.0mm | 0in4.3mm | 0.17in
WindMaxAverageMin
Wind25.0kmh | 15.53mph14.81kmh | 9.2mph7.0kmh | 4.35mph
Gust Wind34.0kmh | 21.13mph20.77kmh | 12.91mph10.0kmh | 6.21mph
Sea Level PressureMaxAverageMin
Sea Level Pressure30.1mb4.74mb0.0mb
Merrillville

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-10-0127 | 80.621 | 69.87416 | 9.9429.94 | 10144.6 | 0.18
2019-10-0220 | 68.018 | 64.48315 | 9.3229.88 | 10126.2 | 0.24
2019-10-0318 | 64.413 | 55.47617 | 10.5629.94 | 101422.3 | 0.88
2019-10-0414 | 57.27 | 44.66612 | 7.4630.33 | 10270.3 | 0.01
2019-10-0515 | 59.08 | 46.47116 | 9.9430.09 | 10193.1 | 0.12
2019-10-0617 | 62.68 | 46.46113 | 8.0830.06 | 10182.0 | 0.08
2019-10-0717 | 62.66 | 42.8519 | 5.5930.15 | 10210.0 | 0.0
2019-10-0818 | 64.46 | 42.8528 | 4.9730.18 | 10220.0 | 0.0
2019-10-0917 | 62.68 | 46.45811 | 6.8430.12 | 10200.0 | 0.0
2019-10-1019 | 66.213 | 55.47214 | 8.730.03 | 10171.0 | 0.04
2019-10-1113 | 55.410 | 50.07723 | 14.2929.91 | 101312.7 | 0.5
2019-10-127 | 44.6-3 | 26.65323 | 14.2930.0 | 10160.0 | 0.0
2019-10-1310 | 50.01 | 33.85424 | 14.9129.88 | 10120.0 | 0.0
2019-10-149 | 48.20 | 32.05511 | 6.8430.06 | 10180.0 | 0.0
2019-10-1514 | 57.26 | 42.86616 | 9.9429.88 | 10120.8 | 0.03
2019-10-169 | 48.22 | 35.66321 | 13.0529.88 | 10120.1 | 0.0
2019-10-1710 | 50.02 | 35.66311 | 6.8430.0 | 10160.0 | 0.0
2019-10-1811 | 51.84 | 39.26712 | 7.4630.03 | 10170.0 | 0.0
2019-10-1914 | 57.25 | 41.06114 | 8.729.83 | 10100.0 | 0.0
2019-10-2014 | 57.210 | 50.0787 | 4.3529.85 | 10110.1 | 0.0
2019-10-2116 | 60.810 | 50.07122 | 13.6729.59 | 10026.5 | 0.26
2019-10-2210 | 50.03 | 37.46325 | 15.5329.68 | 10050.6 | 0.02
2019-10-2311 | 51.82 | 35.65718 | 11.1829.94 | 10140.0 | 0.0
2019-10-2410 | 50.03 | 37.46315 | 9.3230.21 | 10230.0 | 0.0
2019-10-2510 | 50.02 | 35.6627 | 4.3530.3 | 10260.0 | 0.0
2019-10-269 | 48.26 | 42.88311 | 6.8429.85 | 101125.5 | 1.0
2019-10-2711 | 51.87 | 44.67613 | 8.0829.83 | 10107.8 | 0.31
2019-10-2811 | 51.87 | 44.6788 | 4.9730.03 | 10170.0 | 0.0
2019-10-296 | 42.83 | 37.47614 | 8.730.15 | 10212.8 | 0.11
2019-10-304 | 39.23 | 37.49114 | 8.730.18 | 102230.1 | 1.19
2019-10-312 | 35.61 | 33.89019 | 11.8129.88 | 101220.4 | 0.8

Merrillville 3 Year Historical Weather Data

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