Summary statistics of average monthly temperatures in Williams, Arizona, collected since the end of the nineteenth century till about 1994. The reader is also welcommed to inspect the warming trends in the location. To convert the results in degrees of Celsius, click here.

Long-Term Summary Statistics in °F.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Minimum	17.37	21.86	29.95	37.87	45.67	54.85	61.04	60.12	55.32	43.87	31.57	24.18
Lower Bound	30.59	32.56	36.87	44.36	52.27	61.01	66.29	64.34	59.56	49.87	39.10	32.00
Average	31.39	33.35	37.55	44.98	52.87	61.58	66.68	64.70	59.98	50.47	39.68	32.78
Upper Bound	32.19	34.13	38.23	45.61	53.48	62.14	67.08	65.07	60.40	51.06	40.26	33.56
Maximum	40.71	40.57	45.88	53.4	61.45	68.45	71.02	68.82	65.72	56.77	44.94	42.64
Sample Size	94	98	99	97	99	99	99	99	99	99	97	97

Data Description

• Observation period: 1896/1 - 1994/12.
• Total number of records: 1188.
• Number of missing data: 12.
• Percentage of missing data: 1.01.
• Minimum monthly temperature: 17.37 °F.
• Maximum monthly temperature: 71.02 °F.

Plot of the average monthly temperatures in Williams, Arizona.

Plot of the 'raw' monthly average temperatures in Williams, Arizona.