City atlasIsle of Man

Castletown

Decide whether to visit or live in Castletown, then explore current conditions, local people, the map, and concise sourced context.

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Updated Wednesday, September 16, 2026 · sourced live layer and versioned editorial content

AI-assisted, evidence-constrained research · how this page is made

Building the sourced atlas for CastletownThe request is queued. Facts and the map remain available while AI research runs.

Climate normals · 2016–2025

When to go: Castletown month by month

Judged purely on 2016–2025 weather records, the friendliest months in Castletown are typically June, July and August, with average daytime highs around 16–17°C. July is usually the warmest month (average high 17°C), February the coldest (average low 5°C), and November the wettest (about 131 mm). These are long-run averages, not a forecast.

Monthly averages computed from 2016–2025 Open-Meteo historical weather records for this location. Long-run averages, not a forecast.
Month	Avg high (°C)	Avg low (°C)	Rain (mm)	Sunshine (h/day)
January	8.1	5.3	98	4.1
February	8.3	5.2	97	5.7
March	8.9	5.4	87	7.5
April	10.6	6.5	61	9.8
May	13.7	9.2	53	11.9
June	15.9	11.8	76	11.9
July	17.2	13.1	87	11.3
August	17.2	13.7	94	10.5
September	15.8	12.5	111	8.3
October	13.4	10.6	122	5.9
November	10.6	7.9	131	4.6
December	9.3	6.6	127	3.3

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Interactive geography

See Castletown in context

01 · Overview

Castletown, in brief

Castletown is mapped here through verified geographic facts and source-linked daily data. Its longer editorial profile is in the enrichment queue.

02 · History

How Castletown took shape

This section is being expanded from verified sources. Current facts, weather, mapping, and official links remain available while editorial review continues.

03 · Visit

Visiting Castletown

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04 · Food & culture

Food and everyday culture in Castletown

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05 · Arts

Arts and cultural life in Castletown

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06 · Economy

Work and the economy in Castletown

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07 · Safety

Safety and practical guidance for Castletown

This section is being expanded from verified sources. Current facts, weather, mapping, and official links remain available while editorial review continues.

08 · Questions

Questions about Castletown

This section is being expanded from verified sources. Current facts, weather, mapping, and official links remain available while editorial review continues.

01 · Q&A

Where is Castletown located and what are its coordinates?

Castletown is situated in Isle of Man at geographic coordinates 54.0744, -4.6536 with an elevation of an elevation monitored in local geographic surveys.

02 · Q&A

What is the population and time zone of Castletown?

Castletown has a recorded population of approximately 3,100 and observes the Europe/Isle_of_Man time zone (GBP).

03 · Q&A

What languages and currency are used in Castletown?

Official and commonly spoken languages in Castletown include en, gv, and the circulating currency is GBP.

04 · Q&A

How can I check live conditions and daily updates for Castletown?

Today's Atlas provides continuous tracking for Castletown, featuring real-time weather conditions, daylight cycles, local geographic signals, and verified daily briefs.