Derby, Connecticut, United States Climate

Weather: 11.97°C/53.55°F, Wind SW at 5.14 km/h, 84% Humidity, 0% Chance of rain

United States
(Photo by Meadow Marie on Unsplash)
Contents

Derby Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Derby has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 12.85ºC (55.13ºF) and it is 0.21% higher than United States’s averages. Derby typically receives about 48.74 millimeters (1.92 inches) of precipitation and has 45.29 rainy days (12.41% of the time) annually.

CountryUnited States
CityConnecticut
Longitude-73.0889973
Latitude41.3206523
Attitude/ElevationNonem (0ft)
Local timeThursday 02:38
Annual high temperature15.56ºC (60.01ºF)
Annual low temperature8.34ºC (47.01ºF)
Average annual precip.48.74mm (1.92in)
Warmest monthJuly (29.88ºC / 85.78ºF)
Coldest MonthJanuary (-3.66ºC / 25.41ºF)
Wettest MonthDecember (63.82mm / 2.51in)
Driest MonthSeptember (37.91mm / 1.49in)
Number of days with rainfall (≥ 1.0 mm)45.29 days (12.41%)
Days with no rain319.71 days (87.59%)
Humidity70.72%

Climate Derby: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)15.0(59.0)20.0(68.0)17.0(62.6)23.0(73.4)32.0(89.6)34.0(93.2)38.0(100.4)36.0(96.8)35.0(95.0)28.0(82.4)23.0(73.4)16.0(60.8)38.0(100.4)
Average high °C (°F)2.59(36.66)5.09(41.16)7.44(45.39)12.44(54.39)19.88(67.78)25.26(77.47)29.88(85.78)28.02(82.44)24.1(75.38)17.15(62.87)9.9(49.82)4.98(40.96)15.56(60.01)
Daily mean °C (°F)0.29(32.52)2.61(36.7)4.77(40.59)9.78(49.6)16.76(62.17)22.3(72.14)26.84(80.31)25.2(77.36)21.01(69.82)14.49(58.08)7.29(45.12)2.82(37.08)12.85(55.13)
Average low °C (°F)-3.66(25.41)-1.36(29.55)0.62(33.12)5.2(41.36)11.28(52.3)16.76(62.17)21.26(70.27)20.4(68.72)16.42(61.56)10.23(50.41)3.5(38.3)-0.53(31.05)8.34(47.01)
Record low °C (°F)-19.0(-2.2)-18.0(-0.4)-11.0(12.2)-3.0(26.6)3.0(37.4)10.0(50.0)14.0(57.2)13.0(55.4)8.0(46.4)1.0(33.8)-9.0(15.8)-11.0(12.2)-19.0(-2.2)
Average precipitation mm (inches)42.44(1.67)48.18(1.9)43.06(1.7)49.28(1.94)45.76(1.8)42.8(1.69)56.87(2.24)58.94(2.32)37.91(1.49)47.29(1.86)48.51(1.91)63.82(2.51)48.74(1.92)
Average precipitation days (≥ 1.0 mm)2.453.823.734.554.554.094.644.642.823.553.273.183.77
Average relative humidity (%)67.0570.4968.7368.3870.9669.6670.7272.5672.2473.370.4374.1470.72
Mean monthly sunshine hours7.218.428.939.8612.4113.2313.3911.639.98.646.876.329.73

Climate Graph

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

Derby

Derby Temperature by Month

July
26.84°C | 80.31°F
August
25.2°C | 77.36°F
June
22.3°C | 72.14°F
September
21.01°C | 69.82°F
May
16.76°C | 62.17°F
October
14.49°C | 58.08°F
April
9.78°C | 49.6°F
November
7.29°C | 45.12°F
March
4.77°C | 40.59°F
December
2.82°C | 37.08°F
February
2.61°C | 36.7°F
January
0.29°C | 32.52°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)22.68°C (72.82°F)11.0°C (51.8°F)
Avg Temperature27.0°C (80.6°F)19.29°C (66.72°F)11.0°C (51.8°F)
Min Temperature21.0°C (69.8°F)13.1°C (55.58°F)6.0°C (42.8°F)
Dew PointMaxAverageMin
Dew Point17.0°C (62.6°F)11.65°C (52.97°F)5.0°C (41.0°F)
PrecipitationMaxAverageMinSum
Precipitation34.3mm | 1.35in4.57mm | 0.18in0.0mm | 0in141.8mm | 5.58in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind17.0kmh | 10.56mph9.29kmh | 5.77mph4.0kmh | 2.49mph
Gust Wind27.0kmh | 16.78mph14.32kmh | 8.9mph7.0kmh | 4.35mph
Sea Level PressureMaxAverageMin
Sea Level Pressure34.3mb4.57mb0.0mb
Derby

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
May° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-05-0118 | 64.45 | 41.0578 | 4.9730.06 | 10180.0 | 0.0
2018-05-0224 | 75.29 | 48.24715 | 9.3230.03 | 10170.0 | 0.0
2018-05-0325 | 77.014 | 57.25913 | 8.0829.97 | 10154.8 | 0.19
2018-05-0422 | 71.616 | 60.87413 | 8.0829.88 | 10124.5 | 0.18
2018-05-0518 | 64.46 | 42.85113 | 8.0830.03 | 10171.3 | 0.05
2018-05-0615 | 59.010 | 50.0737 | 4.3530.0 | 10163.5 | 0.14
2018-05-0718 | 64.411 | 51.8747 | 4.3530.06 | 10180.8 | 0.03
2018-05-0818 | 64.410 | 50.0705 | 3.1130.24 | 10240.0 | 0.0
2018-05-0920 | 68.09 | 48.2626 | 3.7330.15 | 10210.0 | 0.0
2018-05-1017 | 62.611 | 51.8799 | 5.5929.94 | 10141.1 | 0.04
2018-05-1117 | 62.68 | 46.46110 | 6.2130.0 | 10160.5 | 0.02
2018-05-1211 | 51.88 | 46.4847 | 4.3530.15 | 102119.2 | 0.76
2018-05-1313 | 55.48 | 46.4847 | 4.3530.12 | 10200.5 | 0.02
2018-05-1418 | 64.412 | 53.6797 | 4.3530.0 | 10160.3 | 0.01
2018-05-1522 | 71.616 | 60.88410 | 6.2129.88 | 101211.7 | 0.46
2018-05-1616 | 60.813 | 55.4858 | 4.9730.09 | 10198.2 | 0.32
2018-05-1718 | 64.415 | 59.0914 | 2.4930.03 | 101719.9 | 0.78
2018-05-1816 | 60.88 | 46.46312 | 7.4630.3 | 10260.0 | 0.0
2018-05-1911 | 51.88 | 46.48610 | 6.2130.27 | 102534.3 | 1.35
2018-05-2021 | 69.817 | 62.68913 | 8.0829.97 | 101513.6 | 0.54
2018-05-2123 | 73.411 | 51.8608 | 4.9730.15 | 10210.0 | 0.0
2018-05-2217 | 62.612 | 53.6795 | 3.1130.12 | 10207.8 | 0.31
2018-05-2322 | 71.613 | 55.4708 | 4.9729.94 | 10145.2 | 0.2
2018-05-2423 | 73.49 | 48.24911 | 6.8430.09 | 10190.0 | 0.0
2018-05-2525 | 77.012 | 53.65314 | 8.729.94 | 10140.0 | 0.0
2018-05-2627 | 80.617 | 62.6639 | 5.5929.83 | 10100.1 | 0.0
2018-05-2715 | 59.013 | 55.48517 | 10.5630.06 | 10183.5 | 0.14
2018-05-2819 | 66.212 | 53.6768 | 4.9730.06 | 10180.3 | 0.01
2018-05-2927 | 80.617 | 62.6746 | 3.7330.0 | 10160.0 | 0.0
2018-05-3022 | 71.615 | 59.0749 | 5.5930.12 | 10200.0 | 0.0
2018-05-3120 | 68.016 | 60.8859 | 5.5930.03 | 10170.7 | 0.03

Derby 3 Year Historical Weather Data

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