July
Other strong months: August and June
76/100 weather score
Sweden · 1991–2020
Best time to visit
Södra Sunderbyn
For Södra Sunderbyn, July has the most comfortable weather in our climate comparison. Typical daytime highs are 20.4°C, nights average 12.4°C, and rainfall totals about 57 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.
Best all-round monthJuly
Typical daytime high20.4°C
Typical night-time low12.4°C
July rainfall57 mm
July
Other strong months: August and June
41/100 weather score
July
Other strong months: June and August
85/100 weather score
Make the answer personal
Choose the weather
that suits you.
Set the daytime temperature and rainfall you are comfortable with. We will show only the months that meet every choice, using the measured 1991–2020 averages below.
1 month fits your choices for Södra Sunderbyn
The lowest comfort score is 5 out of 100. January, February, March, October, November and December share that score. In January, that is mainly because days reach only -5.5°C, 29° below the 24°C the score treats as ideal.
Quick answers
Planning a trip to Södra Sunderbyn?
These answers come from the same measured monthly climate record shown on this page.
When is the best time to visit Södra Sunderbyn?
July is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 20.4°C and 57 mm of rain.
What is the hottest month in Södra Sunderbyn?
July is hottest in this record, with a typical daytime high of 20.4°C and a night-time low of 12.4°C.
Which month has the least rain?
March has the lowest monthly rainfall total at 30 mm.
Is this a weather forecast?
No. These are long-term measured averages from 1991–2020. Check a current forecast before you travel.
Month by month
See how the weather
changes through the year.
The bars combine daytime temperature, night-time temperature and rainfall. The figures are measured historical averages, not a forecast for a particular trip.
| Month | Day | Night | Rain | Wet days | Sea | Daylight | Comfort | Coverage |
|---|---|---|---|---|---|---|---|---|
| January | -5.5°C | -12.2°C | 56 mm | 10.9 | 0.0°C | 4 h 36 | 5 | Good coverage |
| February | -4.8°C | -12.3°C | 37 mm | 7.9 | -0.2°C | 8 h 06 | 5 | Good coverage |
| March | 0.3°C | -7.7°C | 30 mm | 6.8 | 0.0°C | 11 h 25 | 5 | Good coverage |
| April | 5.8°C | -2.3°C | 32 mm | 6.2 | 0.5°C | 15 h 08 | 6 | Good coverage |
| May | 12.4°C | 3.2°C | 41 mm | 7.3 | 3.5°C | 18 h 55 | 36 | Good coverage |
| June | 17.1°C | 9.1°C | 53 mm | 7.4 | 9.7°C | 22 h 56 | 60 | Good coverage |
| July | 20.4°C | 12.4°C | 57 mm | 8.2 | 14.7°C | 20 h 45 | 76 | Good coverage |
| August | 17.7°C | 10.6°C | 65 mm | 8.5 | 15.3°C | 16 h 45 | 62 | Good coverage |
| September | 12.8°C | 6.2°C | 63 mm | 8.6 | 11.9°C | 12 h 57 | 38 | Good coverage |
| October | 5.6°C | 0.2°C | 53 mm | 8.8 | 7.6°C | 9 h 24 | 5 | Good coverage |
| November | 0.2°C | -4.9°C | 59 mm | 10 | 4.1°C | 5 h 47 | 5 | Good coverage |
| December | -2.4°C | -8.7°C | 62 mm | 12.3 | 1.5°C | 3 h 11 | 5 | Good coverage |
What has changed
Recent daytime highs are
1.5°C warmer in Södra Sunderbyn.
Each bar shows the difference between the 2011–2025 average daytime high and the 1961–1990 average for the same month at the same station. A blank month does not have enough older observations for a reliable comparison.
Jan
+2.5
Feb
+2.6
Mar
+2.4
Apr
+1.8
May
+1.2
Jun
-0.4
Jul
+0.3
Aug
0.0
Sep
+1.0
Oct
0.0
Nov
+2.1
Dec
+4.1
| Month | Record high | Record low | Wettest day | Wettest / driest month | Years |
|---|---|---|---|---|---|
| January | 10.0°C10 Jan 1971 | -40.0°C31 Jan 1956 | 29 mm17 Jan 1938 | 105 mm2015 · driest 2 mm in 1941 | 80 |
| February | 9.3°C26 Feb 2013 | -40.4°C8 Feb 1966 | 19 mm1 Feb 2015 | 74 mm2016 · driest 2 mm in 1986 | 80 |
| March | 12.6°C15 Mar 2016 | -35.2°C5 Mar 1971 | 25 mm1 Mar 1945 | 71 mm1965 · driest 0 mm in 1956 | 80 |
| April | 18.7°C23 Apr 2019 | -24.0°C10 Apr 1955 | 26 mm3 Apr 1968 | 87 mm2016 · driest 0 mm in 2019 | 80 |
| May | 28.0°C31 May 2009 | -9.4°C6 May 1966 | 33 mm28 May 1982 | 111 mm2015 · driest 2 mm in 1936 | 80 |
| June | 33.5°C25 Jun 1953 | -4.0°C2 Jun 1956 | 44 mm23 Jun 2023 | 102 mm1987 · driest 1 mm in 1970 | 80 |
| July | 34.6°C18 Jul 1945 | 1.1°C28 Jul 1963 | 46 mm28 Jul 1976 | 162 mm2020 · driest 8 mm in 1955 | 79 |
| August | 31.3°C12 Aug 1945 | -3.0°C29 Aug 1948 | 100 mm20 Aug 1960 | 175 mm1975 · driest 5 mm in 1955 | 79 |
| September | 23.2°C1 Sep 1947 | -8.8°C29 Sep 1939 | 48 mm17 Sep 1954 | 179 mm1940 · driest 0 mm in 1936 | 79 |
| October | 18.2°C3 Oct 1945 | -21.0°C31 Oct 1960 | 47 mm20 Oct 1971 | 190 mm2021 · driest 7 mm in 2016 | 79 |
| November | 13.0°C9 Nov 1975 | -33.9°C21 Nov 1971 | 37 mm24 Nov 2014 | 131 mm2006 · driest 17 mm in 1942 | 79 |
| December | 7.7°C21 Dec 2006 | -35.0°C9 Dec 1973 | 31 mm9 Dec 1944 | 130 mm1944 · driest 3 mm in 1978 | 79 |
| Month | Days 25°C+ | Frost nights | Heavy rain (10 mm+) |
|---|---|---|---|
| January | 0 | 28 | 1 |
| February | 0 | 27 | <1 |
| March | 0 | 27 | <1 |
| April | 0 | 22 | <1 |
| May | <1 | 6 | <1 |
| June | <1 | 0 | 2 |
| July | 4 | 0 | 2 |
| August | <1 | 0 | 2 |
| September | 0 | 1 | 2 |
| October | 0 | 14 | 2 |
| November | 0 | 23 | 2 |
| December | 0 | 24 | 2 |
| Month | Dry days reaching 20°C | Wet days | Days with heavy rain | Weeks with 3+ wet days | Typical high by year |
|---|---|---|---|---|---|
| January | 0% | 28% | 2% | 34% | -12.0–-1.5°C |
| February | 0% | 25% | 1% | 30% | -11.3–-0.4°C |
| March | 0% | 20% | 2% | 21% | -4.1–3.0°C |
| April | 0% | 21% | 2% | 22% | 3.2–6.6°C |
| May | 5% | 19% | 2% | 20% | 9.6–14.4°C |
| June | 27% | 24% | 4% | 26% | 15.7–20.2°C |
| July | 49% | 25% | 5% | 28% | 18.8–23.8°C |
| August | 26% | 27% | 7% | 35% | 16.4–20.9°C |
| September | 2% | 30% | 7% | 39% | 10.4–14.5°C |
| October | 0% | 29% | 5% | 35% | 3.4–7.9°C |
| November | 0% | 33% | 4% | 43% | -3.6–2.4°C |
| December | 0% | 32% | 3% | 41% | -9.3–0.3°C |
A dry day reaching 20°C records under 1 mm of rain. A wet day records at least 1 mm, while a heavy-rain day records at least 10 mm. The weekly figure is the share of seven-day periods containing three or more wet days. The final column shows the middle 80% of average daytime highs recorded for that month in individual years; a wider range means conditions have varied more from one year to another.
The evidence behind this page
Where these figures
come from.
- Place identity
- GeoNames 602804
- NOAA station
- SWE00140560 · LULEA-BERGNASET
- Station distance
- 11.8 km from the place centre
- Climate period
- 1991–2020
- Minimum month coverage
- 15 usable years
- Daylight
- Calculated from latitude 65.66°, mid-month, sunrise to sunset including refraction. Not a station measurement.
- Sea temperature
- NOAA OISST v2.1 1991–2020 monthly climatology, nearest open water 20 km from the place centre. A sheltered bay can run warmer than the open sea it is measured from.
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for Södra Sunderbyn is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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