Nelson, United Kingdom experiences average highs of 12°C (54°F) and lows of 6°C (43°F) throughout the year. Rainfall is frequent, averaging about 15 rainy days per month. Average highs have warmed by 0.9°C (1.6°F) across the available records.
Nelson, United Kingdom Weather & Climate 2026
Monthly climate averages for Nelson, United Kingdom. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Jul At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4/10
Best: May, June, July, August, September
UV Index
3
Low
Temperature 12°C / 6°C
Feels Like 10°C / 3°C
Rainy Days 15
Rainfall 104 mm
Sunshine 7 h
Humidity 85%
Wind Speed 21 km/h
Dew Point 7°C
Snow Days 3 days
Frost Days 7 days
Hottest Month
19°C
July
Avg Low12°C
Rain17days
Coldest Month
1°C
January
Avg High6°C
Rain15days
Driest Month
12days
April
Avg High12°C
Avg Low3°C
Windiest Month
25 km/h
February (Gusts 53)
Worst Time to Visit
Consider avoiding January, February, November, December due to very cold temperatures, heavy rainfall.
Sun Position
Sunrise 04:38
Daylight 17.1h
Sunset 21:43
Live conditions—
Nelson on the map · live conditions
Nelson, United Kingdom
- Continent
- Europe
- Country
- United Kingdom
- City
- Nelson
- Population
- 29.3K
- Coordinates
- 53.83°, -2.20°
Seasonal Breakdown
Spring
Mar–May
Avg High 12°C
Avg Low 4°C
Rain 13 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 18°C
Avg Low 11°C
Rain 16 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 13°C
Avg Low 7°C
Rain 16 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 7°C
Avg Low 2°C
Rain 16 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 6°C / 1°C . Feb: 7°C / 2°C . Mar: 9°C / 2°C . Apr: 12°C / 3°C . May: 15°C / 7°C . Jun: 18°C / 10°C . Jul: 19°C / 12°C . Aug: 18°C / 12°C . Sep: 16°C / 10°C . Oct: 13°C / 8°C . Nov: 9°C / 4°C . Dec: 7°C / 3°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 114 mm. Feb: 116 mm. Mar: 105 mm. Apr: 65 mm. May: 71 mm. Jun: 102 mm. Jul: 113 mm. Aug: 102 mm. Sep: 110 mm. Oct: 124 mm. Nov: 100 mm. Dec: 122 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 91%. Feb: 87%. Mar: 84%. Apr: 79%. May: 79%. Jun: 79%. Jul: 82%. Aug: 83%. Sep: 85%. Oct: 88%. Nov: 91%. Dec: 93%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 22 km/h . Feb: 25 km/h . Mar: 23 km/h . Apr: 20 km/h . May: 19 km/h . Jun: 19 km/h . Jul: 19 km/h . Aug: 20 km/h . Sep: 20 km/h . Oct: 22 km/h . Nov: 21 km/h . Dec: 22 km/h .
Sunshine
Sunshine
Sunshine: Jan: 3h. Feb: 5h. Mar: 7h. Apr: 9h. May: 10h. Jun: 10h. Jul: 10h. Aug: 9h. Sep: 7h. Oct: 5h. Nov: 3h. Dec: 2h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 1. Feb: UV 1. Mar: UV 3. Apr: UV 4. May: UV 5. Jun: UV 6. Jul: UV 5. Aug: UV 5. Sep: UV 3. Oct: UV 2. Nov: UV 1. Dec: UV 1.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 5 days. Feb: 5 days. Mar: 4 days. Apr: 1 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 2 days. Dec: 3 days.
Climate Trends
Average highs have warmed by 0.9°C (1.6°F) across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 19°C | Jul · 19°C |
| Coldest month | Jan 2025 · -1°C | Jan · 1°C |
| Wettest month | Sep 2025 · 179 mm | Oct · 124 mm |
| Windiest month | Dec 2025 · 25 km/h | Feb · 25 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Poor May best
Fair June best
Good July best
Good August best
Fair September best
Fair October
Poor November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 6°C / 1°C | 2°C / -3°C | 15days (114 mm) Wet | 2.8h Poor | 91% Very Muggy | 0.9 Low | Poor | View Details |
| February | 7°C / 2°C | 3°C / -2°C | 16days (116 mm) Wet | 4.5h Fair | 87% Very Muggy | 1.4 Low | Poor | View Details |
| March | 9°C / 2°C | 5°C / -2°C | 15days (105 mm) Wet | 6.5h Fair | 84% Humid | 3 Moderate | Poor | View Details |
| April | 12°C / 3°C | 8°C / 0°C | 12days (65 mm) Wet | 9.1h Good | 79% Humid | 4.3 Moderate | Poor | View Details |
| May best | 15°C / 7°C | 13°C / 4°C | 13days (71 mm) Wet | 10.3h Excellent | 79% Humid | 5.1 High | Fair | View Details |
| June best | 18°C / 10°C | 16°C / 8°C | 16days (102 mm) Wet | 10.2h Excellent | 79% Humid | 5.9 High | Good | View Details |
| July best | 19°C / 12°C | 18°C / 11°C | 17days (113 mm) Wet | 9.6h Good | 82% Humid | 5.1 High | Good | View Details |
| August best | 18°C / 12°C | 17°C / 11°C | 16days (102 mm) Wet | 8.9h Good | 83% Humid | 4.8 Moderate | Fair | View Details |
| September best | 16°C / 10°C | 15°C / 8°C | 15days (110 mm) Wet | 6.8h Fair | 85% Humid | 3.4 Moderate | Fair | View Details |
| October | 13°C / 8°C | 10°C / 5°C | 16days (124 mm) Wet | 4.8h Fair | 88% Very Muggy | 2 Low | Poor | View Details |
| November | 9°C / 4°C | 6°C / 1°C | 16days (100 mm) Wet | 3.3h Poor | 91% Very Muggy | 1.1 Low | Poor | View Details |
| December | 7°C / 3°C | 4°C / -1°C | 16days (122 mm) Wet | 2.4h Poor | 93% Very Muggy | 0.6 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Nelson are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Nelson, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Nelson is July, with average daytime highs of 19°C (66°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Nelson is January, with average overnight lows of 1°C (34°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Nelson is October, averaging 124mm of precipitation across 16 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Nelson runs through July, February, June, August, with the heaviest rainfall in July. Based on 10-year averages for Nelson.
Nelson receives approximately 79 sunshine hours per year. The sunniest month is May with around 10 hours. Based on climate data for Nelson.
The least favorable months to visit Nelson are January, February, November, December, primarily due to very cold temperatures, heavy rainfall. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Nelson is 3, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Nelson is 85%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Yes, Nelson receives snow. Months with snowfall average 3 snow days and 5 cm (2 in) of accumulation, with about 7 frost days during winter.
Average wind speeds in Nelson are 21 km/h (13 mph). The windiest month is February with peak winds reaching 25 km/h (16 mph) (gusts up to 53 km/h / 33 mph).
Nelson averages 1 clear-sky days per month with overall cloud cover around 74%. The clearest skies occur in April.
The annual average dew point in Nelson is 7°C (45°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Nelson has a Oceanic climate, classified as Cfb under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Nelson ranges from 3°C (37°F) to 10°C (50°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, June is a great time to visit Nelson. It earns a climate score of 6.5/10 with Good.
For June in Nelson, pack Layered clothing, Light jacket, Umbrella, Waterproof jacket, Waterproof shoes. With average highs of 18°C (64°F) and 16 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
Last updated: