Climate Lewiston, Lewiston-Nez Perce County Airport Climate data 2003

Data reported by the weather station: 727830 (KLWS)
Latitude: 46.36 | Longitude: -117.01 | Altitude: 438

°F°C
mi/hkm/h

Average climatic values ​​and annual totals

To calculate annual averages, we analyzed data of 363 days (99.45% of year).

If in the average or annual total of some data is missing information of 10 or more days, this is not displayed.

The total rainfall value 0 (zero) may indicate that there has been no such measurement and / or the weather station does not broadcast.

DataValueComputed days
Average annual temperature:12.6°C363
Annual average maximum temperature:19.7°C363
Average annual minimum temperature:6.0°C363
Annual average humidity:58.7%357
Rain or snow precipitation total annual:395.66 mm363
Annual average visibility:15.6 Km363
Annual average wind speed:9.0 km/h363

To calculate the average temperature used 8569 measurements.
To calculate the average wind speed used 8569 measurements.

Total occurrences

Number of days with extraordinary phenomena.

Total days with rain:136
Total days with snow:22
Total days with thunderstorm:1
Total days with fog:6
Total days with tornado or funnel cloud:0
Total days with hail:1

Days of extreme historical values ​​in 2003

The highest temperature recorded was 41.1°C on 29 July.
The lowest temperature recorded was -12.8°C on 30 December.
The maximum wind speed recorded was 83.2 km/h on 6 March.

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