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Climate Grand Coulee - Washington

°C | °F
 JanFebMarAprMayJun
Average high in :334051617078
Average low in :232531374551
Av. precipitation in :1.060.940.910.871.141.06
Days with precipitation:------
Hours of sunshine:------
 JulAugSepOctNovDec
Average high in :878776614332
Average low in :585749393022
Av. precipitation in :0.630.280.430.671.31.46
Days with precipitation:------
Hours of sunshine:------

Climate data for coulee dam 1 sw, Longitude: -118.999, Latitude: 47.9544
Average weather Grand Coulee, WA - 99133 - 1981-2010 normals

Jan: January, Feb: February, Mar: March, Apr: April, May: May, Jun: June, Jul: July, Aug: August, Sep: September, Oct: October, Nov: November, Dec: December

Grand Coulee weather averages

Annual high temperature:59.9°F
Annual low temperature:38.9°F
Average temperature:49.4°F
Average annual precipitation - rainfall:10.75 inch
Days per year with precipitation - rainfall:-
Annual hours of sunshine:-
Av. annual snowfall:-

Grand Coulee Climate Graph - Washington Climate Chart

Climograph of Grand Coulee on your website

Daily normals Grand Coulee - Washington - january

DayHigh

(°F)
Low

(°F)
Precip.
month
(inch)
Precip.
year
(inch)
Snow
month
(inch)
Snow
year
(inch)
1 jan31.321.10.040.0400
2 jan31.421.20.080.0800
3 jan31.421.20.120.1200
4 jan31.521.30.160.1600
5 jan31.621.40.20.200
6 jan31.821.50.240.2400
7 jan31.921.60.280.2800
8 jan3221.70.310.3100
9 jan32.221.80.350.3500
10 jan32.3220.390.3900
11 jan32.422.10.430.4300
12 jan32.622.20.470.4700
13 jan32.822.30.470.4700
14 jan32.922.40.510.5100
15 jan33.122.60.550.5500
16 jan33.222.70.590.5900
17 jan33.422.80.630.6300
18 jan33.622.90.670.6700
19 jan33.8230.710.7100
20 jan3423.10.710.7100
21 jan34.123.20.750.7500
22 jan34.323.30.790.7900
23 jan34.523.40.830.8300
24 jan34.723.50.870.8700
25 jan34.923.60.870.8700
26 jan35.123.60.910.9100
27 jan35.323.70.940.9400
28 jan35.523.80.980.9800
29 jan35.723.80.980.9800
30 jan35.923.91.021.0200
31 jan36.1241.061.0600

Average weather Grand Coulee, WA - january

Average high temperature:33.4°F
Average low temperature:22.6°F
Average temperature:28°F
Average Precipitation:1.06 inch
Average snowfall:0 inch
  
Highest av. max temperature:36.1°F
Lowest av. max temperature:31.3°F
  
Highest av. min temperature:24°F
Lowest av. min temperature:21.1°F

Weather history Grand Coulee september 2019

DayHigh

(°F)
Low

(°F)
Precip.

(inch)
Snow

(inch)
Snow
depth
(inch)
1 sep 201987.159.00.000.000.00
2 sep 201982.955.00.000.000.00
3 sep 201988.057.00.000.000.00
4 sep 201987.160.10.000.000.00
5 sep 201986.055.00.000.000.00
6 sep 201988.060.10.080.000.00
7 sep 201981.059.00.000.000.00
8 sep 201982.057.90.160.000.00
9 sep 201970.055.90.060.000.00
10 sep 201970.053.10.150.000.00
11 sep 201973.050.00.000.000.00
12 sep 201977.055.00.000.000.00
13 sep 201975.957.00.010.000.00
14 sep 201972.057.90.000.000.00
15 sep 201966.955.90.020.000.00
16 sep 201959.051.10.060.000.00
17 sep 201961.048.00.430.000.00
18 sep 201962.150.00.560.000.00
19 sep 201970.048.90.000.000.00
20 sep 201971.153.10.000.000.00
21 sep 201972.046.90.000.000.00
22 sep 201972.054.00.000.000.00
23 sep 201966.948.90.050.000.00
24 sep 201972.050.00.000.000.00
25 sep 201971.146.90.000.000.00
26 sep 201973.955.00.000.000.00
27 sep 201971.141.00.000.000.00
28 sep 201957.941.00.070.000.00
29 sep 201942.136.00.050.000.00
30 sep 201939.937.90.010.000.00

T = Trace

Past weather Grand Coulee - september 2019

Average high temperature:71.6°F (normal: 76°F)
Average low temperature:51.9°F (normal: 49°F)
Average temperature:61.75°F (normal: 63°F)
Total Precipitation:1.71 inch (normal: 0.43 inch)
Total snowfall:0 inch
  
Highest max temperature:88.0°F
Lowest max temperature:39.9°F
  
Highest min temperature:60.1°F
Lowest min temperature:36.0°F

Geo Grand Coulee - Washington

Country:United States
State:Washington
CityGrand Coulee
Zip code99133
Longitude:-118.999
Latitude:47.9544
Altitude - Elevation:
1532 feet
ICAO:-
IATA:-

Date and Time Grand Coulee - Washington

Local Time:22:19
Sunrise:07:35
Sunset:15:59
Day / Night:Night
Timezone:PST - Pacific Standard Time
Timezone DBAmerica/Los_Angeles

Previous Map of Grand Coulee

Map of Grand Coulee - Washington