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Peter Hannam

@peterhannam1.bsky.social

Media manager at Australia’s Climate Change Authority. Former a senior journalist at the Guardian, Sydney Morning Herald/Age and Bloomberg. Every part of a degree of heating matters. (Also via 88phannam@gmail.com)

637 Followers  |  2,275 Following  |  240 Posts  |  Joined: 30.01.2025
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Posts by Peter Hannam (@peterhannam1.bsky.social)

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And those sea-surface temperatures in the Coral Sea were at record high in February alone:

06.03.2026 03:39 — 👍 2    🔁 0    💬 0    📌 0

One other chart for summer… Coral Sea surface temperatures hit a record high for the summer just past…
(Via BoM)

06.03.2026 03:37 — 👍 3    🔁 2    💬 1    📌 0
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Actually this is the maximums chart:

02.03.2026 00:21 — 👍 1    🔁 0    💬 0    📌 0
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For mean temperatures, here’s how last summer stacked up… again where it was wet, temperatures were on the cool side…but on the whole, it was a warm especially in the south:

01.03.2026 05:10 — 👍 0    🔁 0    💬 0    📌 0
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And here’s how the minimum temperatures compared with previous years…mostly well-above average:

01.03.2026 05:06 — 👍 0    🔁 0    💬 1    📌 0
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And here’s how that summer rain stacked up… with the north particularly wet:

01.03.2026 05:05 — 👍 0    🔁 0    💬 1    📌 0
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And as for summer, all the rain over central and northern regions helped moderate maximum temperatures:

01.03.2026 05:01 — 👍 0    🔁 0    💬 2    📌 0
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And so were Australia’s February mean temperatures, particularly in parts of the east:

01.03.2026 05:00 — 👍 1    🔁 0    💬 1    📌 0
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The February minimum temperatures were well-above average;

01.03.2026 04:58 — 👍 1    🔁 0    💬 1    📌 0
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And here is the February rainfall chart…and how the month ranked:

01.03.2026 04:57 — 👍 0    🔁 0    💬 1    📌 0
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So let’s take a look at Australian weather in February and across the summer…with some BoM charts.
Here’s how February stacked up for maximum temperatures…with the blue region coinciding with the unusually heavy rains)…

01.03.2026 04:56 — 👍 18    🔁 5    💬 1    📌 1
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And Australia posted a relatively dry summer for parts of the south and east (pretty wet for many inland regions)…

Via BoM

28.02.2026 11:12 — 👍 1    🔁 0    💬 0    📌 0
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A very wet February for much of inland Australia…

28.02.2026 11:09 — 👍 1    🔁 0    💬 1    📌 0
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Breaking: Washington Post gutting its climate team Clean energy dies in darkness. Courtesy of Jeff Bezos.

The Washington Post was consistently doing some of the best climate reporting out there in recent years. This is a huge loss (h/t @sammyroth.bsky.social) open.substack.com/pub/climatec...

04.02.2026 22:40 — 👍 174    🔁 83    💬 6    📌 10

Just to close the loop here. A cozy club of just the very worst people.

02.02.2026 03:46 — 👍 576    🔁 237    💬 6    📌 11
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With rainfall over the Murray Darling Basin also well below the January average: (all charts via BoM)

01.02.2026 08:37 — 👍 1    🔁 0    💬 0    📌 0
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Rainfall for January was well below the January average, especially in the southeast of the country:

01.02.2026 08:35 — 👍 1    🔁 0    💬 1    📌 0
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And the minimums for January

01.02.2026 08:34 — 👍 1    🔁 0    💬 1    📌 0
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And mean temperatures for January:

01.02.2026 08:34 — 👍 2    🔁 0    💬 1    📌 0
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Here’s how maximum temperatures for January stacked up:

01.02.2026 08:33 — 👍 1    🔁 0    💬 1    📌 0
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January was another above-average month in Australia…not a big surprise but the size of the area with average maximums for the month of 39C or higher is notable:

01.02.2026 08:31 — 👍 11    🔁 3    💬 1    📌 1
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South Australia’s Port Augusta hits 50C… and how it stacks up historically (via BoM)

30.01.2026 04:51 — 👍 9    🔁 8    💬 1    📌 0

(Tables need updating)

28.01.2026 06:36 — 👍 0    🔁 0    💬 0    📌 0
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NSW just hit its third-hottest day….behind two readings in 1939.
Via BoM

28.01.2026 05:01 — 👍 3    🔁 2    💬 1    📌 0
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Ok…now equal-7th hottest day for NSW (so far)

28.01.2026 04:18 — 👍 0    🔁 0    💬 0    📌 0
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Another scorching day in southeastern Australia… with NSW setting its equal-8th hottest day as 48.6C reached (so far). Via BoM

28.01.2026 04:17 — 👍 5    🔁 2    💬 4    📌 0
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Sydney in mid-summer…

27.01.2026 22:30 — 👍 1    🔁 0    💬 0    📌 0

42.7C a few minutes ago for Melbourne so might be a late peak

27.01.2026 06:00 — 👍 1    🔁 0    💬 0    📌 0

Melbourne temp may have peaked at just below 42C… hope that is the case…

27.01.2026 05:13 — 👍 2    🔁 0    💬 1    📌 0

49.1C in NSW at Fowler’s Gap is that state’s all-time third-hottest day.

27.01.2026 05:11 — 👍 1    🔁 0    💬 0    📌 0