Weather Averages for Boise, ID

Weather Averages for
Boise, ID

Latitude: 43°34'N, Longitude: 116°13'W, Elevation: 865.0 m, Distance: 4.03 km

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 48 years	°C	10	-1	2	5	9	14	18	23	22	17	11	4	0
Average high temperature over 48 years	°C	17	2	6	11	16	21	26	32	31	25	18	8	3
Average low temperature over 48 years	°C	3	-5	-2	0	2	6	11	14	13	8	3	-1	-5
Highest recorded temperature over 48 years	°C	43	17	21	27	33	36	40	43	43	38	34	23	18
Lowest recorded temperature over 48 years	°C	-31	-27	-26	-14	-7	-5	0	1	1	-5	-11	-19	-31
Average number of rainy days over 54 years	days	90	12	10	10	8	8	6	2	3	4	6	10	11
Average number of days above 27°C over 48 years	days	45	-	-	-	-	1	6	18	16	3	-	-	-
Average precipitation over 48 years	cm	30.0	3.6	2.8	3.0	3.0	3.0	2.3	0.8	0.8	1.5	1.8	3.6	3.6
Average dew point over 41 years	°C	0	-6	-3	-2	0	3	5	6	5	3	0	-2	-4
Most recorded rainfall over 48 years	cm	47.8	9.9	9.4	8.9	7.6	10.4	7.4	4.1	6.1	7.4	5.8	8.6	10.7
Least recorded rainfall over 48 years	cm	16.8	0.3	0.5	0.5	0.3	-	-	-	-	-	-	0.3	0.3
Average number of days with thunderstorms over 48 years	days	14	-	-	1	1	3	3	2	3	1	-	-	-
Average number of days with fog over 48 years	days	52	14	8	3	2	1	1	-	-	1	2	7	13
Average morning relative humidity over 41 years	%	68	81	80	75	69	65	59	48	50	58	67	77	81
Average evening relative humidity over 41 years	%	42	68	58	45	35	34	29	22	23	28	36	55	67
Average wind speed over 41 years	km/h	16.1	16.1	16.1	16.1	19.3	17.7	17.7	16.1	16.1	12.9	14.5	16.1	16.1
Average number of days below -1.5°C over 48 years	days	124	26	20	18	8	2	-	-	-	1	6	18	26
Average snowfall over 54 years	cm	53.1	17.3	9.1	4.3	1.5	0.3	-	-	-	-	0.3	5.6	14.7
Average number of days above 14.5°C over 48 years	days	169	-	-	3	10	22	28	31	31	27	16	1	-
Average number of clear days over 54 years	days	120	4	5	6	6	9	12	21	18	17	12	6	5
Average snow cover over 59 years	cm	-	2.5	-	-	-	-	-	-	-	-	-	-	2.5
Heating degree days over 30 years	days	5861	1116	815	701	477	242	75	6	20	160	414	753	1082
Cooling degree days over 30 years	days	754	-	-	-	-	9	120	285	252	88	-	-	-
Average possibility of sunshine over 51 years	%	64	40	51	62	68	72	76	87	85	81	69	43	39
Average number of cloudy days over 54 years	days	155	22	17	18	15	12	8	3	5	6	11	18	20
Average number of partly cloudy days over 54 years	days	90	5	6	7	9	10	10	7	8	7	8	6	6
Average number of days below -15°C over 48 years	days	6	3	1	-	-	-	-	-	-	-	-	-	2

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

Latitude: 43°43'N, Longitude: 116°12'W, Elevation: 1185.7 m, Distance: 5.49 km

Latitude: 43°29'N, Longitude: 116°25'W, Elevation: 816.9 m, Distance: 6.71 km

Latitude: 43°37'N, Longitude: 116°34'W, Elevation: 752.9 m, Distance: 7.66 km

Latitude: 43°32'N, Longitude: 116°4'W, Elevation: 862.6 m, Distance: 8.78 km

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Weather Averages Boise, ID