Nullo Mountain Long-term Averages

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Mean Max (°C)	24.4	22.9	20.2	16.8	12.8	9.7	9.3	10.9	14.3	17.5	20.0	22.7	16.7
Mean Min (°C)	13.7	13.2	11.5	8.5	5.7	3.5	2.5	3.0	5.5	7.9	9.9	12.0	8.0
Mean Rain (mm)	100.4	99.3	110.0	60.4	50.5	75.5	68.0	58.0	70.6	75.0	97.9	89.4	952.2
Median Rain (mm)	75.2	107.1	51.4	59.2	48.9	61.2	59.4	50.2	66.2	72.8	96.2	84.6	944.6
Mean Rain Days	11.6	12.7	13.8	12.3	12.5	16.4	15.2	11.3	10.3	9.7	11.9	11.2	148.0

Nullo Mountain Daily Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max (°C)	37.3	37.4	33.0	27.7	21.0	16.8	17.3	20.6	26.4	28.1	34.9	36.5	37.4
Low Max (°C)	11.7	10.6	9.3	4.1	1.4	0.6	0.2	1.9	4.0	4.9	7.5	9.6	0.2
High Min (°C)	24.5	25.6	21.4	16.0	13.2	10.7	12.0	12.6	18.4	18.6	22.2	22.9	25.6
Low Min (°C)	0.0	3.8	2.5	-4.5	-2.4	-8.2	-3.6	-4.1	-7.4	-1.1	0.0	-0.6	-8.2
High Rain (mm)	147.6	89.2	77.4	67.2	57.0	109.6	71.0	74.0	53.0	63.2	78.0	67.2	147.6

Nullo Mountain Monthly Records

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Mn. Max (°C)	28.4	27.1	24.0	19.5	14.4	12.0	11.1	13.8	17.5	20.6	24.7	27.4	18.8
Low Mn. Max (°C)	20.6	19.0	17.7	13.5	11.5	7.7	7.7	8.8	11.9	14.4	16.2	17.3	14.6
High Mn. Min (°C)	17.6	15.6	13.2	10.8	7.3	6.0	4.3	4.8	7.5	10.6	13.1	14.2	8.9
Low Mn. Min (°C)	10.6	10.6	9.3	6.5	3.7	2.0	1.3	0.9	3.5	5.7	6.9	8.9	6.6
High Rain (mm)	226.4	203.0	295.6	156.6	116.2	263.2	186.2	161.4	247.2	185.6	221.4	234.6	1535.2
Low Rain (mm)	17.0	10.0	6.2	1.8	4.2	19.8	5.8	1.4	2.0	3.6	23.0	4.0	581.4

Nullo Mountain Annual Temperatures & Rainfall

Nullo Mountain Average Number of Days With Temperatures

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
≥ 40°C	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
≥ 35°C	0.2	0.2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.5
≥ 30°C	4.1	2.1	0.3	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.9	1.8	8.8
≤ 2°C	0.1	0.0	0.0	0.8	3.3	9.1	13.8	11.8	4.5	1.3	0.4	0.1	44.7
≤ 0°C	0.1	0.0	0.0	0.2	0.8	3.3	5.3	4.7	1.4	0.4	0.1	0.1	16.1

Nullo Mountain 'per Week' Values (14th/86th Percentiles)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
High Max	29.4	28.3	24.6	20.7	16.0	12.6	11.5	14.2	18.5	22.0	25.6	27.7	24.0
Low Max	18.5	17.3	15.9	12.8	9.9	7.1	6.4	7.2	9.6	12.4	14.1	17.1	9.5
High Min	16.8	16.8	14.2	11.3	8.7	6.6	5.2	6.1	9.5	12.4	14.2	15.8	13.5
Low Min	9.6	9.8	8.2	5.4	2.9	0.3	-0.2	-0.3	1.8	3.4	5.3	7.9	2.2

Nullo Mountain Data Availability

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Years of Minima	34	33	31	32	33	33	32	33	33	30	32	32	33.0
Earliest Entry	1991	1991	1991	1991	1991	1991	1991	1990	1990	1990	1990	1990	1990
Latest Entry	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2023	2024
Years of Maxima	32	34	31	32	33	33	33	33	33	31	32	32	33.0
Earliest Entry	1991	1991	1991	1991	1991	1991	1991	1990	1990	1990	1990	1990	1990
Latest Entry	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2023	2024
Years of Rainfall	29	29	28	28	28	29	29	29	29	26	28	28	28.0
Earliest Entry	1995	1995	1995	1995	1995	1994	1994	1994	1994	1994	1994	1994	1994
Latest Entry	2024	2024	2024	2023	2023	2023	2023	2023	2023	2023	2023	2023	2024

Station Details

NULLO MOUNTAIN AWS
Central Tablelands, New South Wales/ACT

32.7244°S 150.2290°E 1130m AMSL
Commenced 1988

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Winter is Coming: Chilly day for Sydney, rain pelts eastern seaboard

17:22 AEST Just as we forecast yesterday, a coastal trough has deepened along the NSW and southeast Qld coasts as a low in the Coral Sea continues to inch closer to Qld. The trough has brought some interesting weather to NSW in the past 36 hours or so, particularly along the coastal fringe, giving those New South Welshmen a “Stark” Game of Thrones reminder: winter is coming.