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Notices:

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The Notice Inventory contains a record of all past and current Notices.

Canadian Climate Normals 1961-1990

NOTE!! Data used in the calculation of these Normals may be subject to further quality assurance checks. This may result in minor changes to some values presented here.

NORMAN WELLS A
NORTHWEST TERRITORIES

Latitude:	65°17' N	Longitude:	126°48' W	Elevation:	67 m

January-June January-December+Year July-December

Precipitation:
Temperature:	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Daily (°C)	-27.4	-25.8	-19	-6.5	5.8	14.6	16.7	13.5	6.3	-4.8	-19.7	-25.2	-6
Daily Maximum (°C)	-23.6	-21.4	-13.1	-0.4	11.6	20.4	22.4	19	10.9	-1.7	-16.1	-21.5	-1.1
Daily Minimum (°C)	-31.4	-30.4	-25.1	-12.7	-0.1	8.7	11	8	1.7	-8.1	-23.4	-29.2	-10.9
Extreme Maximum (°C)	11.8	7.9	11.1	20	31.1	32.8	35	32.4	26.7	20.8	13.3	5.7
Date(yyyy/dd)	1981/16+	1990/27	1949/24	1976/28	1948/28	1975/30+	1989/14	1989/02	1967/15	1989/07	1970/01	1985/25
Extreme Minimum (°C)	-52.2	-54.4	-46.1	-37.2	-17.8	-2.8	-1.1	-6.1	-15.7	-31.7	-42.8	-47.8
Date(yyyy/dd)	1952/20+	1947/04	1955/02+	1944/01	1974/02	1957/14	1952/27	1947/24	1983/28	1965/30	1951/30	1975/11+
Rainfall (mm)	0	0	0.2	0.7	11.4	42.6	50.3	48.3	25.1	4.2	0	0.2	183.2
Snowfall (cm)	21.2	16.6	13.2	15.3	8.7	0.6	0	0.7	5.5	27.6	19.4	20.1	148.9
Precipitation (mm)	18.7	14.7	11.6	14.4	19.7	43.2	50.4	49	30.6	29.5	17	17.7	316.6
Snow Depth at Month-end (cm)	42	48	48	17	0	0	0	0	0	13	22	31
Extreme Daily Rainfall (mm)	2	0.9	5.6	12.4	19.6	45.1	49.3	48.5	42.8	21.4	5.8	2
Date(yyyy/dd)	1974/05	1982/05	1965/10	1953/21	1984/29	1981/23	1967/19	1958/16	1988/06	1987/03	1954/02	1985/24
Extreme Daily Snowfall (cm)	17.8	21.1	9.2	28.4	20.6	15	2	7.6	16.8	18.8	16.5	17
Date(yyyy/dd)	1944/12	1970/28	1989/01	1972/29	1956/10	1965/01	1974/01	1984/27	1959/05	1981/01	1958/28	1960/22
Extreme Daily Precipitation (mm)	17.8	19.6	6.9	26.7	20.6	45.1	49.3	48.5	50.8	21.8	16.5	17
Date(yyyy/dd)	1944/12	1970/28	1962/09	1972/29	1956/10	1981/23	1967/19	1958/16	1988/06	1987/03	1958/28	1960/22
Degree Days:
Above 18 °C	0	0	0	0	0.2	11.9	25.1	6.8	0	0	0	0	44
Above 5 °C	0	0	0	3	77.8	286.8	364.1	262.6	71.2	3.3	0	0	1069
Below 0 °C	854.1	732	593.4	219.2	11.9	0	0	0	3.1	172.2	593.5	785.5	3965
Below 18 °C	1411.9	1240.2	1151.1	737.1	379.1	115.4	64.1	148.2	347.9	709.9	1133.1	1343.5	8782
Days With:
Maximum Temperature >0°C	*	*	1	14	30	30	31	31	30	12	*	*	181
Measurable Rainfall	*	*	*	*	4	10	11	12	9	2	*	*	50
Measurable Snowfall	13	10	10	8	3	*	*	*	2	14	14	13	87
Measurable Precipitation	13	10	10	8	7	10	11	12	10	15	13	13	131
Freezing Precipitation	*	*	*	*	*	0	0	0	*	2	*	*	5
Fog	3	2	*	*	*	*	*	1	3	4	2	2	18
Thunderstorms	0	0	0	0	*	2	3	1	*	0	0	0	6
Wind:
Speed (km/h)	11	10	11	12	13	14	13	12	13	13	10	9	12
Most Frequent Direction	C	C	C	SE	SE	SE	SE	SE	SE	NW	C	C	SE
Hourly Speed (km/h)	80	74	66	68	59	65	61	80	70	63	67	72
Direction	W	NW	SE	W	NW	NW	NW	W	NW	NW	NW	E
Gust Speed (km/h)	113	106	114	97	85	83	100	117	94	93	101	105
Direction	W	NW	NW	W	SE	NW	W	W	NW	E	E	E
Pressure:
Station Pressure (kPa)	101.23	101.17	101.09	100.77	100.59	100.24	100.38	100.32	100.39	100.25	100.73	100.94	100.67
Sunshine:
Bright Sunshine (hours)	26.9	75.6	167.6	230	292.6	N	N	238	126.1	53.7	N	7.3	N
Humidity:
Vapour Pressure (kPa)	N	N	N	0.28	0.57	0.98	1.2	1.09	0.72	0.38	0.12	N	N
Relative Humidity - 0600LST (%)	N	N	70	76	75	72	78	85	86	85	76	71
Relative Humidity - 1500LST (%)	69	66	61	58	50	48	52	58	64	77	74	71

Legend
+ = most recent occurrence of the extreme value
M = no data for the period
* = quantity is less than one
N or X = data exists, but not enough to derive a value

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Canadian Climate Normals 1961-1990