0xCarbon
United Kingdom · 51.75°, -0.45° · 138 m

Hemel Hempstead

Reaching Hemel Hempstead from Bristol emits 12.2 kg CO₂e return by rail (4h 6m each way) against 69.7 kg by air — 6× the carbon. It averages 16.8 °C in August and 4.2 °C in January.

12.2kg CO₂e return by rail, from Bristol
93.4kg CO₂e return by air, from Amsterdam
12.5hours of sunshine a day in June, its brightest month

Getting there

Return carbon and modelled one-way journey time to Hemel Hempstead
FromDistanceBy railRail timeBy airAir time
Amsterdam371 km13.4 kg7h 24m93.4 kg4h
Barcelona1,169 km36.4 kg18h 6m294 kg5h 6m
Berlin948 km30.3 kg15h 12m239 kg4h 48m
Bristol152 km12.2 kg4h 6m69.7 kg3h 42m
Brussels348 km12.3 kg6h 54m87.6 kg4h
Cardiff191 km15.3 kg4h 36m87.6 kg3h 48m
Copenhagen959 km31.0 kg15h 36m241 kg4h 48m
Dublin430 km108 kg4h 6m
Edinburgh500 km40.2 kg8h 48m229 kg4h 12m
Frankfurt665 km21.7 kg11h 12m167 kg4h 24m
Glasgow521 km41.9 kg9h 6m239 kg4h 12m
Leeds239 km19.2 kg5h 18m110 kg3h 48m
Lisbon1,598 km49.6 kg24h 12m402 kg5h 36m
Liverpool251 km20.2 kg5h 24m115 kg3h 48m
Madrid1,285 km40.1 kg19h 48m323 kg5h 12m
Manchester227 km18.2 kg5h 6m104 kg3h 48m
Milan994 km31.1 kg15h 36m250 kg4h 48m
Munich948 km29.9 kg15h239 kg4h 48m
Newcastle366 km29.4 kg7h168 kg4h
Oslo1,142 km36.9 kg18h 18m287 kg5h
Paris379 km13.0 kg7h 12m95.3 kg4h
Prague1,057 km33.3 kg16h 36m266 kg4h 54m
Rome1,470 km45.2 kg22h 6m370 kg5h 30m
Sheffield194 km15.6 kg4h 42m88.8 kg3h 48m
Stockholm1,430 km45.1 kg22h 6m360 kg5h 24m
Vienna1,262 km39.3 kg19h 24m318 kg5h 12m
Warsaw1,465 km45.6 kg22h 18m369 kg5h 30m
Zurich811 km25.8 kg13h 6m204 kg4h 36m

The year in Hemel Hempstead

ERA5 reanalysis, 2023–2024 monthly means
 JanFebMarAprMayJunJulAugSepOctNovDec
Temp °C4.26.57.08.412.515.816.316.815.611.66.96.7
Sun h/day4.84.14.88.09.712.510.29.87.95.84.12.4
Rain mm/day2.22.03.42.22.21.23.11.84.03.22.52.5

When to go

Hemel Hempstead is warmest in August at 16.8 °C but brightest in June, averaging 12.5 hours of sun a day — the two do not always coincide, which is worth knowing before booking. Its coldest is January at 4.2 °C.

Staying there

A hotel room in United Kingdom emits about 10.4 kg CO₂e per night under UK Government 2026 factors, so a week adds roughly 73 kg — about 6.0× the carbon of getting there by rail from Bristol.

Where to stay in Hemel Hempstead

Places to stay in Hemel Hempstead, United Kingdom, on a live map. Prices and availability come from Stay22 and its booking partners.

Affiliate disclosure. A booking made through this map may earn 0xCarbon a commission, at no extra cost to you. It changes nothing above it: the emissions figures come from UK Government conversion factors and are computed before anyone is paid anything.See the method.

Distances are great-circle. Rail assumes international rail at 0.01135 kg CO₂e per passenger-km with a 1.3× track detour allowance; flights use 0.12576 kg per passenger-km including radiative forcing. Journey times are modelled, not timetabled. Full method.