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Small city
637
256m
04:11 UTC+0
SHP
Jamestown, Saint Helena is a 637-resident city with 261 sunny days and 0 frost days annually and an annual PM2.5 of 3.0 µg/m³. The capital and largest city of Saint Helena.
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Feels-like °C
23
23
24
23
21
17
15
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19
Dinner outside
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Climate Lab·Jamestown
Monthly climate metrics across temperature, precipitation, wind, and UV.
JamestownSaint Helena
| Metric | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature | |||||||||||||
| Daily high°C | 24 | 25 | 25 | 25 | 24 | 22 | 21 | 20 | 20 | 20 | 21 | 22 | 22 |
| Daily mean°C | 23 | 24 | 25 | 24 | 23 | 22 | 20 | 20 | 19 | 19 | 20 | 22 | 22 |
| Daily low°C | 23 | 24 | 24 | 23 | 22 | 21 | 20 | 19 | 19 | 19 | 20 | 21 | 21 |
| Thermal comfort | |||||||||||||
| High feelsDaily high feels-like°C | 26 | 26 | 26 | 25 | 24 | 23 | 19 | 19 | 18 | 19 | 21 | 23 | 22 |
| Mean feelsDaily mean feels-like°C | 23 | 23 | 24 | 23 | 21 | 17 | 15 | 15 | 15 | 16 | 18 | 19 | 19 |
| Low feelsDaily low feels-like°C | 17 | 18 | 19 | 17 | 15 | 12 | 10 | 9 | 9 | 10 | 12 | 13 | 13 |
| Humidity | |||||||||||||
| HumidityRelative humidity% | 78 | 75 | 73 | 73 | 71 | 70 | 72 | 73 | 76 | 78 | 77 | 79 | 74 |
| Dewpoint°C | 19.0 | 19.6 | 19.6 | 18.8 | 17.5 | 15.7 | 15.1 | 14.7 | 14.8 | 15.2 | 15.9 | 17.8 | 17.0 |
| Precipitation | |||||||||||||
| Rainfallmm | 14 | 14 | 15 | 12 | 17 | 13 | 15 | 14 | 13 | 10 | 9 | 12 | 158 |
| Rain days≥1mm | 2 | 2 | 5 | 2 | 4 | 5 | 3 | 2 | 0 | 0 | 0 | 0 | 25 |
| Wind | |||||||||||||
| Wind avgm/s | 6.4 | 6.7 | 6.7 | 6.8 | 7.4 | 7.5 | 8.5 | 8.0 | 8.7 | 7.7 | 7.1 | 7.2 | 7.4 |
| Wind gustsm/s | 8.7 | 9.0 | 8.9 | 9.3 | 10.1 | 11.3 | 11.9 | 10.8 | 11.0 | 10.9 | 9.1 | 9.6 | 10.0 |
| Sun & UV | |||||||||||||
| Sunshinehrs/day | 9.9 | 9.4 | 9.2 | 8.7 | 7.9 | 7.5 | 7.7 | 8.4 | 8.6 | 9.0 | 9.6 | 9.6 | 8.8 |
| Clear skyindex | 65% | 56% | 61% | 51% | 45% | 42% | 36% | 34% | 34% | 39% | 49% | 53% | 47% |
| UV indexmax avg | 12.2 | 12.1 | 10.9 | 9.1 | 7.3 | 6.3 | 5.8 | 6.5 | 7.3 | 9.1 | 10.7 | 11.2 | 9.0 |
Based on 2014–2024 hourly climate data · Updated Mar 2025
Confidence: High
Lifestyle Calendar·Jamestown
Outdoor living in Jamestown is seasonal. July through October are the toughest stretch. Even dinner outside manages 1/12 months, while walking works 8/12 months.
JamestownSaint Helena
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Annual
1/12
Dinner Outside35
Jan: 71% viability
71Feb: 57% viability
57Mar: 55% viability
55Apr: 48% viability
48May: 42% viability
42Jun: 41% viability
41Jul: 9% viability
9Aug: 14% viability
14Sep: 9% viability
9Oct: 12% viability
12Nov: 27% viability
27Dec: 36% viability
361/12
Dinner OutsideJan: 71% viability
71Feb: 57% viability
57Mar: 55% viability
55Apr: 48% viability
48May: 42% viability
42Jun: 41% viability
41Jul: 9% viability
9Aug: 14% viability
14Sep: 9% viability
9Oct: 12% viability
12Nov: 27% viability
27Dec: 36% viability
3635%
Wind
1/12
Lunch Outside49
Jan: 76% viability
76Feb: 62% viability
62Mar: 61% viability
61Apr: 57% viability
57May: 51% viability
51Jun: 53% viability
53Jul: 25% viability
25Aug: 33% viability
33Sep: 28% viability
28Oct: 42% viability
42Nov: 52% viability
52Dec: 50% viability
501/12
Lunch OutsideJan: 76% viability
76Feb: 62% viability
62Mar: 61% viability
61Apr: 57% viability
57May: 51% viability
51Jun: 53% viability
53Jul: 25% viability
25Aug: 33% viability
33Sep: 28% viability
28Oct: 42% viability
42Nov: 52% viability
52Dec: 50% viability
5049%
Wind
8/12
Walking69
Jan: 92% viability
92Feb: 83% viability
83Mar: 83% viability
83Apr: 83% viability
83May: 71% viability
71Jun: 65% viability
65Jul: 47% viability
47Aug: 51% viability
51Sep: 40% viability
40Oct: 61% viability
61Nov: 78% viability
78Dec: 75% viability
758/12
WalkingJan: 92% viability
92Feb: 83% viability
83Mar: 83% viability
83Apr: 83% viability
83May: 71% viability
71Jun: 65% viability
65Jul: 47% viability
47Aug: 51% viability
51Sep: 40% viability
40Oct: 61% viability
61Nov: 78% viability
78Dec: 75% viability
7569%
Wind
8/12
Running69
Jan: 92% viability
92Feb: 83% viability
83Mar: 83% viability
83Apr: 83% viability
83May: 71% viability
71Jun: 65% viability
65Jul: 47% viability
47Aug: 51% viability
51Sep: 40% viability
40Oct: 61% viability
61Nov: 78% viability
78Dec: 75% viability
758/12
RunningJan: 92% viability
92Feb: 83% viability
83Mar: 83% viability
83Apr: 83% viability
83May: 71% viability
71Jun: 65% viability
65Jul: 47% viability
47Aug: 51% viability
51Sep: 40% viability
40Oct: 61% viability
61Nov: 78% viability
78Dec: 75% viability
7569%
Wind
Tap any month for details · Click activity name for overview
ComfortableModerateUncomfortable
Based on 2014–2024 hourly climate data · Updated Mar 2025
Confidence: High
