Williamsburg VA Average Temperatures by Month

The numbers here tell you how hot and cold the weather usually is in Williamsburg, Virginia during each month of the year.

The average high and low temperatures are listed below monthly and annually for the city, in both degrees Fahrenheit and Celsius.

Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.

To find out how often it rises over 70, 80 or 90 °F each month in Williamsburg, scroll down farther. There are also monthly and yearly counts of days with cold weather.

The first set of high and low temperatures are averages for 2010 to 2019. Everything else here is based on 1991 to 2020 weather.

10-year temperature averages for Williamsburg, 2010 to 2019
High °F	Low °F		High °C	Low °C
48	29	January	9	-2
52	32	February	11	0
59	38	March	15	4
71	49	April	22	9
79	59	May	26	15
85	66	June	30	19
89	71	July	32	22
86	69	August	30	21
82	65	September	28	18
72	53	October	22	12
60	40	November	16	4
54	35	December	12	2
70	51	Year	21	10

30-year temperature averages for Williamsburg, 1991 to 2020
High °F	Low °F		High °C	Low °C
49	31	January	10	-1
52	32	February	11	0
60	39	March	15	4
70	48	April	21	9
77	57	May	25	14
84	65	June	29	19
89	70	July	31	21
87	69	August	30	20
81	63	September	27	17
71	51	October	22	11
61	41	November	16	5
53	34	December	11	1
69	50	Year	21	10

Days of Hot Weather in Williamsburg

Most summer days heat up to at least 80 °F at Williamsburg, with about one-third of those reaching into the 90s.

Temperatures over 100 °F (38 °C) are uncommon for this historic city, occurring just once a year on average. That kind of heat can arrive in June, July or August.

Number of days in Williamsburg of at least 70, 80 or 90 °F
	70 °F 21 °C	80 °F 27 °C	90 °F 32 °C
January	2	0	0
February	2	0	0
March	8	2	0
April	17	7	0
May	26	14	2
June	29	24	8
July	31	30	15
August	31	29	10
September	29	18	3
October	19	5	0
November	7	0	0
December	2	0	0
Year	201	130	37

How Often Williamsburg Has Cold Temperatures

Freezing temperatures can happen anytime from November to April at Williamsburg, which averages 68 frosty nights a year. The coldest night or two of winter drop down into the single digits, between 0 and 10 °F (-18 to -12 °C).

But usually after a cold night, everything thaws out during the day. Only three days a year on average never heat up to over 32 °F. Days that cold can show up here in December, January or February, and on rare occassion in March.

Days per month on average in Williamsburg when the minimum temperature drops to 32 or 20 °F or below
	20 °F -8 °C	32 °F 0 °C
January	5	19
February	2	16
March	1	9
April	0	1
May	0	0
June	0	0
July	0	0
August	0	0
September	0	0
October	0	0
November	0	6
December	1	16
Year	9	68

Williamsburg Temperatures: Averages by Month

Days of Hot Weather in Williamsburg

How Often Williamsburg Has Cold Temperatures

References

More on Weather in Virginia