Lewiston, Idaho, United States Climate

Weather: 14.27°C/57.69°F, Wind SW at 3.09 km/h, 40% Humidity, 0% Chance of rain

United States
(Photo by Alex Bertha on Unsplash)
Contents

Lewiston Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Lewiston has a Mediterranean, warm summer climate (Classification: Csb). The district’s yearly temperature is 11.41ºC (52.54ºF) and it is -1.23% lower than United States’s averages. Lewiston typically receives about 16.31 millimeters (0.64 inches) of precipitation and has 31.7 rainy days (8.68% of the time) annually.

CountryUnited States
CityIdaho
Longitude-117.001189
Latitude46.4004089
Attitude/ElevationNonem (0ft)
Local timeThursday 22:37
Annual high temperature15.84ºC (60.51ºF)
Annual low temperature4.82ºC (40.68ºF)
Average annual precip.16.31mm (0.64in)
Warmest monthAugust (30.63ºC / 87.13ºF)
Coldest MonthFebruary (-3.65ºC / 25.43ºF)
Wettest MonthJanuary (25.96mm / 1.02in)
Driest MonthJuly (3.64mm / 0.14in)
Number of days with rainfall (≥ 1.0 mm)31.7 days (8.68%)
Days with no rain333.3 days (91.32%)
Humidity62.61%

Climate Lewiston: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)11.0(51.8)15.0(59.0)19.0(66.2)27.0(80.6)31.0(87.8)30.0(86.0)39.0(102.2)43.0(109.4)38.0(100.4)30.0(86.0)18.0(64.4)13.0(55.4)43.0(109.4)
Average high °C (°F)5.57(42.03)4.13(39.43)9.27(48.69)14.48(58.06)20.27(68.49)22.21(71.98)29.47(85.05)30.63(87.13)24.72(76.5)15.31(59.56)9.19(48.54)4.82(40.68)15.84(60.51)
Daily mean °C (°F)2.44(36.39)0.85(33.53)5.34(41.61)10.36(50.65)15.9(60.62)17.72(63.9)23.55(74.39)24.6(76.28)19.04(66.27)10.6(51.08)5.16(41.29)1.31(34.36)11.41(52.54)
Average low °C (°F)-1.13(29.97)-3.65(25.43)0.01(32.02)3.53(38.35)8.0(46.4)8.88(47.98)13.15(55.67)14.69(58.44)11.24(52.23)4.99(40.98)0.7(33.26)-2.56(27.39)4.82(40.68)
Record low °C (°F)-10.0(14.0)-15.0(5.0)-13.0(8.6)-3.0(26.6)-1.0(30.2)0.0(0)6.0(42.8)9.0(48.2)0.0(0)-11.0(12.2)-9.0(15.8)-10.0(14.0)-15.0(5.0)
Average precipitation mm (inches)25.96(1.02)25.85(1.02)15.21(0.6)19.54(0.77)16.7(0.66)12.02(0.47)3.64(0.14)6.28(0.25)5.74(0.23)20.86(0.82)20.52(0.81)23.36(0.92)16.31(0.64)
Average precipitation days (≥ 1.0 mm)4.453.452.823.452.732.451.181.181.272.453.03.272.64
Average relative humidity (%)78.6876.2473.2666.3367.3964.3742.9436.4344.0955.5267.8278.3162.61
Mean monthly sunshine hours6.428.299.9311.2813.5913.8414.3813.5511.089.047.156.5710.43

Climate Graph

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

Lewiston

Lewiston Temperature by Month

August
24.6°C | 76.28°F
July
23.55°C | 74.39°F
September
19.04°C | 66.27°F
June
17.72°C | 63.9°F
May
15.9°C | 60.62°F
October
10.6°C | 51.08°F
April
10.36°C | 50.65°F
March
5.34°C | 41.61°F
November
5.16°C | 41.29°F
January
2.44°C | 36.39°F
December
1.31°C | 34.36°F
February
0.85°C | 33.53°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature16.0°C (60.8°F)9.27°C (48.69°F)-2.0°C (28.4°F)
Avg Temperature11.0°C (51.8°F)5.0°C (41.0°F)-6.0°C (21.2°F)
Min Temperature7.0°C (44.6°F)0.6°C (33.08°F)-9.0°C (15.8°F)
Dew PointMaxAverageMin
Dew Point4.0°C (39.2°F)-1.83°C (28.71°F)-9.0°C (15.8°F)
PrecipitationMaxAverageMinSum
Precipitation8.4mm | 0.33in0.71mm | 0.03in0.0mm | 0in21.4mm | 0.84in
Snowdepth2.0mm | 0.08in0.1mm | 0.0in0.0mm | 0in3.0mm | 0.12in
WindMaxAverageMin
Wind18.0kmh | 11.18mph5.23kmh | 3.25mph2.0kmh | 1.24mph
Gust Wind26.0kmh | 16.16mph8.6kmh | 5.34mph3.0kmh | 1.86mph
Sea Level PressureMaxAverageMin
Sea Level Pressure8.4mb0.71mb0.0mb
Lewiston

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
November° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-11-012 | 35.6-8 | 17.6523 | 1.8630.53 | 10340.0 | 0.0
2019-11-024 | 39.2-6 | 21.2534 | 2.4930.39 | 10290.0 | 0.0
2019-11-036 | 42.8-5 | 23.0524 | 2.4930.21 | 10230.0 | 0.0
2019-11-047 | 44.6-1 | 30.2603 | 1.8630.18 | 10220.0 | 0.0
2019-11-059 | 48.21 | 33.8624 | 2.4930.15 | 10210.0 | 0.0
2019-11-069 | 48.22 | 35.6692 | 1.2430.24 | 10240.0 | 0.0
2019-11-076 | 42.80 | 32.0693 | 1.8630.33 | 10270.0 | 0.0
2019-11-088 | 46.4-2 | 28.4564 | 2.4930.3 | 10260.0 | 0.0
2019-11-099 | 48.2-2 | 28.4535 | 3.1130.18 | 10220.0 | 0.0
2019-11-1011 | 51.83 | 37.4653 | 1.8630.18 | 10220.0 | 0.0
2019-11-115 | 41.0-0 | 32.0695 | 3.1130.45 | 10310.0 | 0.0
2019-11-126 | 42.8-1 | 30.2655 | 3.1130.15 | 10211.1 | 0.04
2019-11-138 | 46.44 | 39.2803 | 1.8630.18 | 10220.0 | 0.0
2019-11-146 | 42.80 | 32.0733 | 1.8630.15 | 10210.0 | 0.0
2019-11-155 | 41.0-1 | 30.2715 | 3.1130.09 | 10192.7 | 0.11
2019-11-168 | 46.42 | 35.6746 | 3.7330.27 | 10251.2 | 0.05
2019-11-179 | 48.23 | 37.4696 | 3.7330.18 | 10222.0 | 0.08
2019-11-189 | 48.24 | 39.2765 | 3.1129.94 | 10140.0 | 0.0
2019-11-198 | 46.43 | 37.4799 | 5.5929.77 | 10088.4 | 0.33
2019-11-206 | 42.82 | 35.6814 | 2.4930.03 | 10170.3 | 0.01
2019-11-214 | 39.2-1 | 30.2734 | 2.4930.12 | 10200.0 | 0.0
2019-11-224 | 39.2-3 | 26.6673 | 1.8630.21 | 10230.0 | 0.0
2019-11-233 | 37.4-5 | 23.0614 | 2.4930.3 | 10260.0 | 0.0
2019-11-245 | 41.0-4 | 24.85713 | 8.0830.12 | 10200.5 | 0.02
2019-11-252 | 35.6-3 | 26.6765 | 3.1130.03 | 10172.0 | 0.08
2019-11-261 | 33.8-3 | 26.6816 | 3.7329.91 | 10132.4 | 0.09
2019-11-271 | 33.8-7 | 19.46118 | 11.1829.56 | 10010.2 | 0.01
2019-11-28-2 | 28.4-9 | 15.8599 | 5.5929.88 | 10120.0 | 0.0
2019-11-29-3 | 26.6-9 | 15.8664 | 2.4929.88 | 10120.6 | 0.02
2019-11-30-6 | 21.2-9 | 15.8835 | 3.1130.18 | 10220.0 | 0.0

Lewiston 3 Year Historical Weather Data

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