Weather Averages for Hilo, HI

Weather Averages for
Hilo, HI

Latitude: 19°43'N, Longitude: 155°4'W, Elevation: 11.0 m, Distance: 9.90 km

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 46 years	°C	23	22	22	22	22	23	23	24	24	24	24	23	22
Average high temperature over 46 years	°C	27	26	26	26	26	27	27	28	28	28	28	27	26
Average low temperature over 46 years	°C	18	17	17	17	18	18	20	20	20	20	20	19	18
Highest recorded temperature over 46 years	°C	34	32	33	33	31	34	32	31	33	33	32	32	33
Lowest recorded temperature over 46 years	°C	11	12	11	12	15	15	16	16	17	16	16	14	12
Average number of rainy days over 51 years	days	278	17	17	23	25	25	25	27	26	23	24	23	21
Average precipitation over 46 years	cm	331.7	23.4	29.2	34.3	34.3	24.1	16.3	25.9	27.2	20.8	24.9	38.9	32.0
Average dew point over 46 years	°C	18	17	17	17	18	18	19	20	20	20	20	19	17
Most recorded rainfall over 46 years	cm	535.9	81.8	115.6	126.7	109.7	63.5	33.8	72.6	68.3	55.4	66.3	116.3	129.0
Least recorded rainfall over 46 years	cm	173.0	1.0	1.5	2.3	7.4	6.9	4.6	9.7	6.9	4.1	6.1	2.5	0.8
Average number of days with thunderstorms over 46 years	days	10	1	1	2	1	1	-	-	-	1	1	1	1
Average number of days with fog over 46 years	days	1	-	-	-	-	-	-	-	-	-	-	-	-
Average morning relative humidity over 46 years	%	86	82	82	85	88	88	87	88	88	86	86	86	84
Average evening relative humidity over 46 years	%	74	73	72	73	75	73	71	73	74	74	76	78	76
Average wind speed over 46 years	km/h	8.0	8.0	9.7	8.0	8.0	8.0	8.0	8.0	8.0	8.0	8.0	8.0	8.0
Average number of clear days over 47 years	days	36	6	5	3	1	1	2	1	2	3	3	3	5
Average snow cover over 50 years	cm	-	-	-	-	-	-	-	-	-	-	-	-	-
Heating degree days over 30 years	days	-	-	-	-	-	-	-	-	-	-	-	-	-
Cooling degree days over 30 years	days	3284	208	188	217	231	276	306	335	350	336	332	276	229
Average possibility of sunshine over 43 years	%	41	47	46	41	36	37	44	42	42	43	39	34	37
Average number of cloudy days over 47 years	days	199	13	13	18	20	19	17	18	17	15	16	16	15
Average number of partly cloudy days over 47 years	days	131	12	10	10	9	11	11	12	12	12	12	11	11
Average number of days above 24.5°C over 46 years	days	54	2	2	2	1	3	5	6	9	11	8	3	2
Average number of days below 19.5°C over 46 years	days	365	31	28	31	30	31	30	31	31	30	31	30	31
Average number of days below 14.5°C over 46 years	days	142	24	22	22	16	11	4	3	2	3	5	10	20

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

Latitude: 19°33'N, Longitude: 155°18'W, Elevation: 1581.9 m, Distance: 5.10 km

Latitude: 19°26'N, Longitude: 155°16'W, Elevation: 1210.1 m, Distance: 10.23 km

Latitude: 19°46'N, Longitude: 155°33'W, Elevation: 1889.5 m, Distance: 10.72 km

Latitude: 19°33'N, Longitude: 155°35'W, Elevation: 3343.7 m, Distance: 12.31 km

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Weather Averages Hilo, HI