Weather Averages Alta Loma, CA

Weather Averages for
Alta Loma, CA

Latitude: 34°3'N, Longitude: 117°36'W, Elevation: 87.5 m, Distance: 3.74 km

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 22 years	°C	18	12	13	14	17	19	22	25	25	24	20	15	12
Average high temperature over 22 years	°C	25	18	20	20	23	25	30	33	33	31	27	22	19
Average low temperature over 22 years	°C	11	6	7	8	10	12	15	17	17	16	13	8	5
Highest recorded temperature over 22 years	°C	45	32	31	36	43	41	43	45	45	44	43	35	37
Lowest recorded temperature over 22 years	°C	-4	-3	-1	-1	1	3	6	11	10	8	4	-1	-4
Average number of days above 27°C over 22 years	days	82	-	-	-	2	3	11	21	22	15	7	1	-
Average dew point over 21 years	°C	8	3	5	7	8	11	12	15	15	13	10	4	2
Average number of days above 17°C over 22 years	days	260	11	12	13	20	25	29	31	31	29	29	19	12
Average number of days with thunderstorms over 22 years	days	3	1	1	1	-	-	-	-	-	-	-	-	-
Average number of days with fog over 22 years	days	178	13	13	17	14	18	17	15	15	15	17	12	12
Average morning relative humidity over 21 years	%	77	77	78	83	78	80	77	76	76	74	74	72	74
Average evening relative humidity over 21 years	%	43	46	47	51	46	47	41	38	39	41	41	39	43
Average wind speed over 21 years	km/h	14.5	9.7	14.5	16.1	16.1	16.1	17.7	16.1	17.7	16.1	16.1	9.7	9.7
Average number of days below -1.5°C over 22 years	days	4	2	-	-	-	-	-	-	-	-	-	-	1

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

Latitude: 34°5'N, Longitude: 117°46'W, Elevation: 305.1 m, Distance: 6.42 km

Latitude: 34°1'N, Longitude: 117°18'W, Elevation: 356.9 m, Distance: 11.80 km

Latitude: 34°6'N, Longitude: 117°14'W, Elevation: 875.7 m, Distance: 13.07 km

Latitude: 34°1'N, Longitude: 117°15'W, Elevation: 338.9 m, Distance: 13.42 km

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