Decatur, Alabama, United States Climate

Weather: 23.89°C/75.0°F, Wind SW at 4.63 km/h, 60% Humidity, 0% Chance of rain

United States
(Photo by Joshua Gresham on Unsplash)

Decatur Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Decatur has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 17.6ºC (63.68ºF) and it is 4.96% higher than United States’s averages. Decatur typically receives about 64.71 millimeters (2.55 inches) of precipitation and has 52.28 rainy days (14.32% of the time) annually.

CountryUnited States
CityAlabama
Longitude-86.9833417
Latitude34.6059253
Attitude/ElevationNonem (0ft)
Local timeSaturday 04:05
Annual high temperature20.83ºC (69.49ºF)
Annual low temperature12.48ºC (54.46ºF)
Average annual precip.64.71mm (2.55in)
Warmest monthJuly (30.57ºC / 87.03ºF)
Coldest MonthJanuary (1.63ºC / 34.93ºF)
Wettest MonthFebruary (97.46mm / 3.84in)
Driest MonthNovember (41.0mm / 1.61in)
Number of days with rainfall (≥ 1.0 mm)52.28 days (14.32%)
Days with no rain312.72 days (85.68%)
Humidity76.26%

Climate Decatur: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)20.0(68.0)24.0(75.2)27.0(80.6)28.0(82.4)32.0(89.6)33.0(91.4)34.0(93.2)34.0(93.2)35.0(95.0)34.0(93.2)23.0(73.4)21.0(69.8)35.0(95.0)
Average high °C (°F)9.13(48.43)13.86(56.95)15.97(60.75)19.6(67.28)25.95(78.71)28.62(83.52)30.57(87.03)29.89(85.8)28.5(83.3)22.1(71.78)14.52(58.14)11.23(52.21)20.83(69.49)
Daily mean °C (°F)6.01(42.82)10.65(51.17)12.68(54.82)15.9(60.62)22.8(73.04)25.74(78.33)27.56(81.61)26.71(80.08)24.99(76.98)18.62(65.52)11.07(51.93)8.46(47.23)17.6(63.68)
Average low °C (°F)1.63(34.93)6.11(43.0)7.61(45.7)10.03(50.05)16.95(62.51)20.03(68.05)22.19(71.94)21.51(70.72)19.71(67.48)13.45(56.21)6.06(42.91)4.54(40.17)12.48(54.46)
Record low °C (°F)-14.0(6.8)-4.0(24.8)-5.0(23.0)-2.0(28.4)3.0(37.4)13.0(55.4)17.0(62.6)17.0(62.6)10.0(50.0)2.0(35.6)-6.0(21.2)-5.0(23.0)-14.0(6.8)
Average precipitation mm (inches)54.27(2.14)97.46(3.84)52.75(2.08)76.67(3.02)56.63(2.23)70.35(2.77)74.78(2.94)73.94(2.91)53.42(2.1)58.15(2.29)41.0(1.61)67.1(2.64)64.71(2.55)
Average precipitation days (≥ 1.0 mm)3.274.824.363.094.555.276.736.184.093.642.643.644.36
Average relative humidity (%)72.1979.073.7873.5176.6978.0678.5278.276.8976.1273.6678.5576.26
Mean monthly sunshine hours7.897.959.0510.2512.8913.3813.1410.5410.349.337.266.419.87

Climate Graph

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

Decatur

Decatur Temperature by Month

July
27.56°C | 81.61°F
August
26.71°C | 80.08°F
June
25.74°C | 78.33°F
September
24.99°C | 76.98°F
May
22.8°C | 73.04°F
October
18.62°C | 65.52°F
April
15.9°C | 60.62°F
March
12.68°C | 54.82°F
November
11.07°C | 51.93°F
February
10.65°C | 51.17°F
December
8.46°C | 47.23°F
January
6.01°C | 42.82°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature23.0°C (73.4°F)15.03°C (59.05°F)7.0°C (44.6°F)
Avg Temperature20.0°C (68.0°F)11.68°C (53.02°F)4.0°C (39.2°F)
Min Temperature16.0°C (60.8°F)6.35°C (43.43°F)-1.0°C (30.2°F)
Dew PointMaxAverageMin
Dew Point15.0°C (59.0°F)5.74°C (42.33°F)-4.0°C (24.8°F)
PrecipitationMaxAverageMinSum
Precipitation28.6mm | 1.13in3.77mm | 0.15in0.0mm | 0in117.0mm | 4.61in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind23.0kmh | 14.29mph13.74kmh | 8.54mph8.0kmh | 4.97mph
Gust Wind33.0kmh | 20.51mph20.97kmh | 13.03mph12.0kmh | 7.46mph
Sea Level PressureMaxAverageMin
Sea Level Pressure28.6mb3.77mb0.0mb
Decatur

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
March° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-03-0114 | 57.213 | 55.49015 | 9.3229.91 | 101328.6 | 1.13
2018-03-029 | 48.23 | 37.47114 | 8.730.33 | 10270.0 | 0.0
2018-03-039 | 48.2-0 | 32.05913 | 8.0830.36 | 10280.0 | 0.0
2018-03-0414 | 57.22 | 35.6538 | 4.9730.24 | 10240.0 | 0.0
2018-03-0511 | 51.86 | 42.87511 | 6.8430.03 | 10175.1 | 0.2
2018-03-0613 | 55.45 | 41.06316 | 9.9429.88 | 10127.1 | 0.28
2018-03-075 | 41.0-2 | 28.46216 | 9.9430.09 | 10190.0 | 0.0
2018-03-084 | 39.2-3 | 26.66413 | 8.0830.15 | 10210.0 | 0.0
2018-03-099 | 48.2-2 | 28.45611 | 6.8430.09 | 10190.0 | 0.0
2018-03-1012 | 53.68 | 46.48311 | 6.8429.94 | 101411.3 | 0.44
2018-03-1114 | 57.211 | 51.89113 | 8.0829.85 | 101121.2 | 0.83
2018-03-126 | 42.80 | 32.07023 | 14.2930.09 | 10190.7 | 0.03
2018-03-137 | 44.6-1 | 30.26713 | 8.0830.18 | 10220.0 | 0.0
2018-03-145 | 41.0-4 | 24.86011 | 6.8430.21 | 10230.0 | 0.0
2018-03-1512 | 53.61 | 33.85614 | 8.730.09 | 10190.0 | 0.0
2018-03-1615 | 59.09 | 48.27611 | 6.8430.0 | 10160.0 | 0.0
2018-03-1719 | 66.215 | 59.08817 | 10.5629.91 | 10132.7 | 0.11
2018-03-1815 | 59.08 | 46.4718 | 4.9729.91 | 10130.1 | 0.0
2018-03-1917 | 62.614 | 57.28710 | 6.2129.68 | 100511.7 | 0.46
2018-03-209 | 48.27 | 44.68517 | 10.5629.68 | 10052.1 | 0.08
2018-03-217 | 44.6-1 | 30.26617 | 10.5630.06 | 10180.0 | 0.0
2018-03-229 | 48.20 | 32.06210 | 6.2130.33 | 10270.0 | 0.0
2018-03-2311 | 51.84 | 39.2688 | 4.9730.27 | 10250.3 | 0.01
2018-03-2415 | 59.012 | 53.68717 | 10.5629.97 | 10155.1 | 0.2
2018-03-2515 | 59.013 | 55.4899 | 5.5930.0 | 10162.5 | 0.1
2018-03-2611 | 51.86 | 42.87723 | 14.2930.27 | 10251.1 | 0.04
2018-03-2713 | 55.49 | 48.27922 | 13.6730.27 | 10250.2 | 0.01
2018-03-2820 | 68.015 | 59.08219 | 11.8130.0 | 10167.1 | 0.28
2018-03-2917 | 62.615 | 59.09314 | 8.729.88 | 10129.9 | 0.39
2018-03-3011 | 51.88 | 46.48012 | 7.4630.18 | 10220.2 | 0.01
2018-03-3114 | 57.27 | 44.66810 | 6.2130.24 | 10240.0 | 0.0

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