Weather Averages for Grand Junction, CO

Weather Averages for
Grand Junction, CO

Latitude: 39°6'N, Longitude: 108°33'W, Elevation: 1478.0 m, Distance: 1.21 km

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 48 years	°C	11	-3	1	6	11	16	22	26	24	19	12	4	-1
Average high temperature over 48 years	°C	18	2	6	12	18	24	30	33	32	27	20	10	3
Average low temperature over 48 years	°C	4	-8	-5	0	3	8	13	17	16	11	5	-1	-7
Highest recorded temperature over 48 years	°C	40	15	20	27	31	35	40	40	39	37	31	23	17
Lowest recorded temperature over 48 years	°C	-30	-30	-27	-15	-11	-3	1	6	6	-1	-7	-18	-27
Average number of rainy days over 47 years	days	73	7	6	8	6	6	4	5	7	6	6	6	6
Average number of days above 27°C over 48 years	days	61	-	-	-	-	1	14	24	18	4	-	-	-
Average precipitation over 48 years	cm	21.8	1.5	1.3	2.3	2.0	2.0	1.0	1.5	2.3	2.0	2.3	1.8	1.5
Average dew point over 48 years	°C	-2	-8	-6	-5	-3	0	1	6	6	2	-1	-4	-7
Average number of days above 17°C over 48 years	days	169	-	-	2	11	23	29	31	31	27	15	-	-
Most recorded rainfall over 48 years	cm	39.9	6.3	3.8	5.1	4.8	5.1	5.3	4.8	8.9	7.1	8.6	5.1	4.8
Least recorded rainfall over 48 years	cm	11.2	-	-	-	0.3	-	-	-	-	-	-	-	-
Average number of days with thunderstorms over 48 years	days	36	-	-	1	2	5	5	8	8	5	2	-	-
Average number of days with fog over 48 years	days	26	8	5	3	1	-	-	-	-	-	1	3	5
Average morning relative humidity over 48 years	%	60	77	73	64	56	52	43	47	51	51	57	69	76
Average evening relative humidity over 48 years	%	35	62	50	36	27	24	18	21	24	25	32	47	60
Average wind speed over 48 years	km/h	14.5	9.7	12.9	14.5	14.5	16.1	16.1	16.1	14.5	16.1	14.5	12.9	12.9
Average number of days below -1.5°C over 48 years	days	133	30	25	18	6	-	-	-	-	-	3	22	30
Average snowfall over 47 years	cm	63.8	18.5	10.7	9.7	2.8	0.3	-	-	-	0.3	1.3	6.9	13.5
Average number of clear days over 47 years	days	137	9	8	8	8	10	15	14	14	16	15	11	10
Heating degree days over 30 years	days	5548	1240	854	670	389	132	13	-	-	55	332	738	1125
Cooling degree days over 30 years	days	1183	-	-	-	-	39	235	428	353	115	13	-	-
Average possibility of sunshine over 47 years	%	71	61	65	64	70	73	81	79	77	79	74	63	61
Average number of cloudy days over 47 years	days	122	15	13	15	13	10	6	5	6	6	8	12	13
Average number of partly cloudy days over 47 years	days	107	7	7	8	9	11	9	12	11	8	8	7	8
Average number of days below -12.5°C over 48 years	days	18	9	3	-	-	-	-	-	-	-	-	-	5

Check weather averages for nearby locations (some locations might offer more data):

Latitude: 39°4'N, Longitude: 108°35'W, Elevation: 1408.2 m, Distance: 1.37 km

Latitude: 39°7'N, Longitude: 108°32'W, Elevation: 1478.3 m, Distance: 1.93 km

Latitude: 39°1'N, Longitude: 108°31'W, Elevation: 1474.9 m, Distance: 2.54 km

Latitude: 39°6'N, Longitude: 108°44'W, Elevation: 1761.7 m, Distance: 6.46 km

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Weather Averages Grand Junction, CO