Warmest month
- Jackson Hole
- July · 18.96 °C
- London
- July · 18.57 °C
Jackson Hole (USA) vs London (Great Britain): Temperature, Rainfall and Sunshine
Reference period: Jackson Hole 2013–2023 · London 2013–2023
Across the 12 monthly averages, Jackson Hole (USA) is warmer in 1 months and London (Great Britain) in 11; 0 months are equal at the displayed precision.
Key monthly differences
Coolest month
- Jackson Hole
- December · -6.93 °C
- London
- January · 4.73 °C
Driest month
- Jackson Hole
- January · 0.01 mm/day
- London
- April · 1.33 mm/day
Sunniest month
- Jackson Hole
- July · 13.42 hours/day
- London
- July · 10.94 hours/day
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Climate comparison questions
When are the temperatures most similar and most different?
The smallest difference in monthly mean temperature is 0.08 °C (August); the largest is 13.45 °C (December).
How much do temperatures vary across the year?
The difference between the warmest and coolest monthly means is 25.89 °C in Jackson Hole (USA) and 13.84 °C in London (Great Britain). This describes seasonal variation, not the range between daytime highs and nighttime lows.
Which location has more rainfall?
Jackson Hole (USA) has a higher daily rainfall average in 0 months and London (Great Britain) in 12; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.
Which location has more sunshine?
Jackson Hole (USA) has more average sunshine hours per day in 12 months and London (Great Britain) in 0; 0 months are equal at the displayed precision. Sunshine duration is different from daylight duration.
Climate data notes
Show data and calculation
Daily values are averaged separately for each calendar month over the saved reference period. Temperatures are daily means, not daytime highs. Rainfall is an average daily amount, not a monthly total; sunshine is average hours per day. These historical averages are not a weather forecast. Each location’s reference period is listed below and may differ.
Mean of the 12 monthly averages
Monthly climate data
Difference: London (Great Britain) minus Jackson Hole (USA)
Temperature °C
| Month | Jackson Hole | London | +/- |
|---|---|---|---|
| Jan | −6.76 | 4.73 | +11.49 |
| Feb | −5.45 | 5.44 | +10.89 |
| Mar | −1.51 | 6.84 | +8.35 |
| Apr | 1.86 | 9.18 | +7.33 |
| May | 6.53 | 12.67 | +6.14 |
| Jun | 13.65 | 16.27 | +2.62 |
| Jul | 18.96 | 18.57 | −0.39 |
| Aug | 17.65 | 17.74 | +0.08 |
| Sep | 12.61 | 15.48 | +2.87 |
| Oct | 4.40 | 12.31 | +7.91 |
| Nov | −2.80 | 8.09 | +10.89 |
| Dec | −6.93 | 6.52 | +13.45 |
| Annual mean | 4.35 | 11.15 | +6.80 |
Average sunshine (hours/day)
| Month | Jackson Hole | London | +/- |
|---|---|---|---|
| Jan | 5.75 | 3.74 | −2.01 |
| Feb | 6.62 | 5.11 | −1.50 |
| Mar | 8.83 | 6.38 | −2.45 |
| Apr | 10.00 | 9.22 | −0.78 |
| May | 11.79 | 10.11 | −1.68 |
| Jun | 13.09 | 10.51 | −2.57 |
| Jul | 13.42 | 10.94 | −2.48 |
| Aug | 12.02 | 9.68 | −2.34 |
| Sep | 10.39 | 8.02 | −2.37 |
| Oct | 8.53 | 5.86 | −2.67 |
| Nov | 6.43 | 4.12 | −2.31 |
| Dec | 5.03 | 3.14 | −1.89 |
| Annual mean | 9.33 | 7.24 | −2.09 |
Average daily rainfall (mm/day)
| Month | Jackson Hole | London | +/- |
|---|---|---|---|
| Jan | 0.01 | 1.92 | +1.91 |
| Feb | 0.10 | 1.71 | +1.61 |
| Mar | 0.20 | 1.61 | +1.41 |
| Apr | 0.46 | 1.33 | +0.87 |
| May | 1.11 | 1.85 | +0.74 |
| Jun | 1.32 | 1.93 | +0.61 |
| Jul | 0.51 | 1.79 | +1.29 |
| Aug | 1.02 | 2.02 | +1.00 |
| Sep | 1.59 | 1.61 | +0.03 |
| Oct | 0.97 | 2.51 | +1.54 |
| Nov | 0.32 | 2.27 | +1.95 |
| Dec | 0.02 | 2.10 | +2.08 |
| Annual mean | 0.64 | 1.89 | +1.25 |
Snow (mm)
| Month | Jackson Hole | London | +/- |
|---|---|---|---|
| Jan | 17.34 | 0.94 | −16.40 |
| Feb | 21.44 | 0.76 | −20.68 |
| Mar | 14.32 | 0.77 | −13.55 |
| Apr | 12.72 | 0.05 | −12.67 |
| May | 3.45 | 0.00 | −3.45 |
| Jun | 0.57 | 0.00 | −0.57 |
| Jul | 0.00 | 0.00 | 0.00 |
| Aug | 0.00 | 0.00 | 0.00 |
| Sep | 1.74 | 0.00 | −1.74 |
| Oct | 6.17 | 0.00 | −6.17 |
| Nov | 16.16 | 0.04 | −16.12 |
| Dec | 18.62 | 0.40 | −18.22 |
| Annual mean | 9.38 | 0.25 | −9.13 |
