Weather Averages for Annapolis, MD

Weather Averages for
Annapolis, MD

Latitude: 39°11'N, Longitude: 76°40'W, Elevation: 59.7 m, Distance: 9.06 km

	Unit	Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average temperature over 45 years	°C	13	0	2	6	12	17	22	25	24	20	13	8	2
Average high temperature over 45 years	°C	18	5	6	11	18	23	28	31	29	26	20	13	7
Average low temperature over 45 years	°C	7	-4	-3	1	6	11	16	19	18	14	7	2	-2
Highest recorded temperature over 45 years	°C	40	23	26	30	34	36	38	40	40	37	33	30	25
Lowest recorded temperature over 45 years	°C	-21	-21	-19	-14	-6	0	4	10	7	1	-3	-10	-
Average number of rainy days over 43 years	days	113	10	9	11	11	11	9	9	9	8	7	9	9
Average number of days above 27°C over 45 years	days	32	-	-	-	-	2	6	12	8	3	-	-	-
Average precipitation over 45 years	cm	103.9	7.6	7.6	9.7	7.9	9.1	8.9	9.7	10.2	8.9	7.6	8.1	8.4
Average dew point over 47 years	°C	6	-5	-5	-1	3	10	15	18	17	14	7	1	-3
Average number of days above 17°C over 45 years	days	167	-	1	3	9	22	29	31	31	26	13	3	-
Most recorded rainfall over 45 years	cm	149.9	19.8	18.3	21.8	20.6	22.1	25.1	20.8	46.5	21.8	20.6	19.6	18.8
Least recorded rainfall over 45 years	cm	70.9	0.8	1.0	2.3	1.0	1.0	0.3	0.8	2.0	0.5	-	0.8	0.5
Average number of days with thunderstorms over 45 years	days	26	-	-	1	2	4	5	6	5	2	1	-	-
Average number of days with fog over 45 years	days	148	11	10	12	10	14	13	14	15	14	13	11	11
Average morning relative humidity over 47 years	%	77	72	71	72	72	77	79	80	83	85	83	78	74
Average evening relative humidity over 47 years	%	53	56	52	49	47	52	53	53	55	55	54	55	57
Average wind speed over 47 years	km/h	16.1	19.3	20.9	20.9	19.3	14.5	12.9	12.9	9.7	9.7	12.9	17.7	19.3
Average number of days below -1.5°C over 45 years	days	97	25	21	14	3	-	-	-	-	-	2	11	21
Average snowfall over 43 years	cm	52.8	15.0	16.5	9.7	0.3	-	-	-	-	-	-	2.5	8.9
Average number of clear days over 43 years	days	105	8	8	8	8	8	8	9	9	11	12	9	8
Heating degree days over 30 years	days	4707	1029	846	648	348	108	-	-	-	29	276	546	877
Cooling degree days over 30 years	days	1137	-	-	-	-	59	227	372	329	134	16	-	-
Average possibility of sunshine over 40 years	%	57	51	55	56	56	56	62	64	62	60	58	51	49
Average number of cloudy days over 43 years	days	151	15	13	14	13	13	10	10	11	11	11	13	16
Average number of partly cloudy days over 43 years	days	109	8	7	9	9	10	12	12	11	8	8	8	7
Average number of days below -12.5°C over 45 years	days	5	3	1	-	-	-	-	-	-	-	-	-	1

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

Latitude: 38°59'N, Longitude: 76°30'W, Elevation: 7.6 m, Distance: 1.79 km

Latitude: 38°58'N, Longitude: 76°48'W, Elevation: 45.7 m, Distance: 8.33 km

Latitude: 39°10'N, Longitude: 76°40'W, Elevation: 45.1 m, Distance: 8.42 km

Latitude: 38°52'N, Longitude: 76°47'W, Elevation: 29.9 m, Distance: 9.40 km

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Weather Averages Annapolis, MD