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Reykjavík vs London
Comparing Reykjavík change · London change
London is the warmer of the two — about 11°F on the annual average; Reykjavík is the wetter, with 23 in more rain a year, and London the sunnier.
How the seasons compare
The differences between Reykjavík and London, in everyday terms.
Summers
London has far hotter summers
Reykjavík: Cool
London: Mild
Winters
London has milder winters
Reykjavík: Cold
London: Chilly
Rain & snow
Reykjavík is wetter
Reykjavík: Wet
London: Moderate rainfall
Sky
London is sunnier
Reykjavík: Often grey
London: Often cloudy
Month-by-month charts
Temperature
London is the warmer of the two — about 11°F on the annual average.
Precipitation
Reykjavík is the wetter — about 23 in more across the year.
Clear skies
London has the clearer skies — the higher line.
Exact monthly numbers
Tap a metric to open its full table. Desktop shows all twelve months; on a phone each metric splits into Jan–Jun and Jul–Dec.
Avg high (°F) London runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reykjavík | 38 | 37 | 38 | 44 | 49 | 54 | 57 | 56 | 52 | 45 | 40 | 38 |
| London | 46 | 47 | 52 | 57 | 63 | 68 | 73 | 72 | 66 | 59 | 51 | 46 |
| Difference | +8 | +9 | +13 | +14 | +14 | +14 | +16 | +16 | +14 | +13 | +11 | +8 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Reykjavík | 38 | 37 | 38 | 44 | 49 | 54 |
| London | 46 | 47 | 52 | 57 | 63 | 68 |
| Difference | +8 | +9 | +13 | +14 | +14 | +14 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Reykjavík | 57 | 56 | 52 | 45 | 40 | 38 |
| London | 73 | 72 | 66 | 59 | 51 | 46 |
| Difference | +16 | +16 | +14 | +13 | +11 | +8 |
Avg low (°F) London runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reykjavík | 29 | 28 | 29 | 34 | 39 | 44 | 47 | 47 | 43 | 37 | 32 | 31 |
| London | 36 | 36 | 38 | 42 | 47 | 52 | 56 | 56 | 52 | 47 | 41 | 36 |
| Difference | +7 | +8 | +9 | +8 | +8 | +8 | +8 | +9 | +9 | +10 | +9 | +6 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Reykjavík | 29 | 28 | 29 | 34 | 39 | 44 |
| London | 36 | 36 | 38 | 42 | 47 | 52 |
| Difference | +7 | +8 | +9 | +8 | +8 | +8 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Reykjavík | 47 | 47 | 43 | 37 | 32 | 31 |
| London | 56 | 56 | 52 | 47 | 41 | 36 |
| Difference | +8 | +9 | +9 | +10 | +9 | +6 |
Precipitation (in) Reykjavík runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reykjavík | 5.2 | 5 | 4.3 | 3 | 3.7 | 2 | 3.8 | 5.3 | 5 | 4.5 | 5.9 | 4.9 |
| London | 2.9 | 2 | 1.8 | 2.1 | 2.1 | 2.3 | 2.1 | 2.7 | 2.5 | 3.1 | 3 | 2.7 |
| Difference | -2.3 | -3 | -2.5 | -0.8 | -1.5 | +0.3 | -1.7 | -2.6 | -2.6 | -1.4 | -2.9 | -2.2 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Reykjavík | 5.2 | 5 | 4.3 | 3 | 3.7 | 2 |
| London | 2.9 | 2 | 1.8 | 2.1 | 2.1 | 2.3 |
| Difference | -2.3 | -3 | -2.5 | -0.8 | -1.5 | +0.3 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Reykjavík | 3.8 | 5.3 | 5 | 4.5 | 5.9 | 4.9 |
| London | 2.1 | 2.7 | 2.5 | 3.1 | 3 | 2.7 |
| Difference | -1.7 | -2.6 | -2.6 | -1.4 | -2.9 | -2.2 |
Snowfall (in)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reykjavík | 10.8 | 15.8 | 11.4 | 4.6 | 0.4 | 0 | 0 | 0 | 0 | 0.4 | 8.2 | 11.9 |
| London | — | — | — | — | — | — | — | — | — | — | — | — |
| Difference | — | — | — | — | — | — | — | — | — | — | — | — |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Reykjavík | 10.8 | 15.8 | 11.4 | 4.6 | 0.4 | 0 |
| London | — | — | — | — | — | — |
| Difference | — | — | — | — | — | — |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Reykjavík | 0 | 0 | 0 | 0.4 | 8.2 | 11.9 |
| London | — | — | — | — | — | — |
| Difference | — | — | — | — | — | — |
Cloud cover (%) Reykjavík runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reykjavík | 85 | 82 | 82 | 79 | 76 | 79 | 81 | 79 | 79 | 78 | 82 | 84 |
| London | 74 | 74 | 74 | 69 | 69 | 71 | 67 | 68 | 68 | 72 | 75 | 74 |
| Difference | -11 | -8 | -8 | -10 | -7 | -9 | -14 | -12 | -11 | -5 | -7 | -10 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Reykjavík | 85 | 82 | 82 | 79 | 76 | 79 |
| London | 74 | 74 | 74 | 69 | 69 | 71 |
| Difference | -11 | -8 | -8 | -10 | -7 | -9 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Reykjavík | 81 | 79 | 79 | 78 | 82 | 84 |
| London | 67 | 68 | 68 | 72 | 75 | 74 |
| Difference | -14 | -12 | -11 | -5 | -7 | -10 |
Relative humidity (%) Varies through the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reykjavík | 88 | 87 | 86 | 84 | 83 | 83 | 85 | 86 | 86 | 88 | 88 | 88 |
| London | 93 | 90 | 86 | 82 | 79 | 78 | 76 | 77 | 81 | 87 | 92 | 94 |
| Difference | +6 | +3 | — | -3 | -4 | -5 | -9 | -9 | -5 | -1 | +5 | +7 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Reykjavík | 88 | 87 | 86 | 84 | 83 | 83 |
| London | 93 | 90 | 86 | 82 | 79 | 78 |
| Difference | +6 | +3 | — | -3 | -4 | -5 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Reykjavík | 85 | 86 | 86 | 88 | 88 | 88 |
| London | 76 | 77 | 81 | 87 | 92 | 94 |
| Difference | -9 | -9 | -5 | -1 | +5 | +7 |
How both climates are changing
Both cities are warming. Each city has its own warming trend; see its trends page for the year-by-year detail. Reykjavík trends → · London trends →
Reykjavík is projected to shift from Cfc to Cfb by the 2071–2099 window (SSP2-4.5).
Methodology & sources
Reykjavík
Temperature & precipitation — 1991–2020 normals computed from 11 years of daily observations at Keflavik, a weather station, about 39 km from the city centre. The underlying daily records come from NOAA's global station network.
Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.
London
Temperature & precipitation — 1991–2020 normals computed from 25 years of daily observations at Hampstead, a weather station, about 22 km from the city centre. The underlying daily records come from NOAA's global station network.
Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.
← change Reykjavík · change London → · Reykjavík page · London page