National Weather Service Forecast Office

Bartlesville, OK	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
Average High Temperature	47	54	64	74	81	89	95	94	85	75	61	50	72
Average Low Temperature	24	29	38	48	57	66	70	68	60	48	37	27	48
Average Mean Temperature	35	41	51	61	69	77	82	81	73	62	49	39	60
* Record High Temperature	79	91	94	104	96	104	115	111	106	97	86	80	115
* Record Low Temperature	-15	-11	-8	9	30	41	48	46	30	18	3	-13	-15
*Average Days Above 100 Degrees	0	0	0	0	0	0	5	6	0	0	0	0	11
*Average Days Above 90 Degrees	0	0	0	1	2	14	25	23	9	1	0	0	78
*Average Days Below 32 Degrees	25	19	11	1	0	0	0	0	0	2	10	22	92
*Average Days Below 10 Degrees	4	2	0	0	0	0	0	0	0	0	0	2	9
Average Rainfall	1.44	1.93	3.43	3.84	4.76	4.50	3.03	2.86	4.42	3.51	3.21	2.06	38.99
* Record Rainfall	6.18	6.87	8.83	6.25	10.26	16.00	13.26	10.74	14.61	8.64	6.61	5.72	58.64
*Average Number of Rain Days	4	5	6	7	9	8	5	6	7	6	5	5	76
Average Snowfall	3.6	2.5	1.4	0	0	0	0	0	0	T	0.5	1.7	9.7
* Record Snowfall	21.1	12.5	22.0	0.6	0	0	0	0	0	T	9.0	12.8	26.7
Average Heating Degree Days	919	673	441	176	40	1	0	1	28	149	491	824	3743
Average Cooling Degree Days	0	0	1	41	155	365	533	495	259	42	3	0	1894
Station Information	Elevation: 720 ft / Latitude: 36 45N / Longitude: 96 00W
Temperatures are reported in Fahrenheit and rainfall/snowfall totals are reported in inches. * Records are for the period 1948-1991. Averages are for the period 1961-1990. Other averages are for the period 1971-2000 (Annual totals may be slightly different than monthly totals due to rounding)