Riverview weather in September

In September, Riverview sees average daytime highs of 19°C and overnight lows near 10°C, with 93 mm of rain across 9.3 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 17°C by the end. The sky is clear or mostly clear about 31% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of September to 11 h 30 min by month's end. Set against the rest of the year, September is Riverview's 1st-clearest and 9th-windiest month. For the whole year in context, see Riverview's year-round climate.

Daytime high
19°
4th warmest
Overnight low
10°
9th coldest
Rainfall
93 mm
9.3 wet days
Daylight
12 h 18 min
6:04 AM – 6:23 PM
Cloud cover
59%
1st clearest
Wind
13 km/h
9th windiest
Solar energy
3.77 kWh/m²
Travel score
6.2
out of 10

Riverview is town in Albert County, New Brunswick, Canada.

Density
581/km²
people per km²
Founded
1733

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 17°C by the end.

A typical September day in Riverview reaches about 19°C in the afternoon and slips back to 10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 24°C. Set against its neighbours, September runs about 4°C cooler than August and about 7°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12212
22212
32112
42112
52111
62111
72111
82111
92011
102011
112010
122010
132010
142010
151910
16199
17199
18199
19199
20199
21189
22188
23188
24188
25188
26178
27178
28177
29177
30167

How September really feels in Riverview

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Riverview weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -13°9311.49.38.90.0
Feb-2° / -12°82108.9100.0
Mar / -7°9811.58.611.60.0
Apr / -1°8512.55.313.31.6
May15° / 8512.50.514.74.2
Jun20° / 10°9111.8015.55.9
Jul24° / 14°8211.5015.26.6
Aug23° / 14°779.80146.9
Sep19° / 10°939.3012.36.2
Oct13° / 9810.70.410.73.4
Nov / -1°9810.83.89.20.6
Dec / -8°11312.28.58.50.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 54%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14654
24753
34654
44654
54555
64654
74555
84654
94654
104654
114654
124654
134555
144555
154654
164654
174555
184555
194555
204555
214654
224654
234654
244555
254555
264654
274555
284555
294555
304555

Chance of precipitation in September

Any precipitation

Riverview gets around 93 mm of rain over 9.3 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
130
230
331
431
531
632
732
832
932
1032
1132
1232
1332
1432
1531
1631
1731
1831
1931
2030
2130
2230
2330
2430
2530
2630
2730
2830
2930
3030

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 68% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15328154
25328154
35428144
45627134
55627134
65826124
75925124
86125113
96224113
106224113
116323113
126522112
136522112
146621112
156820102
166919102
177118101
187217101
197217101
207316101
217415101
22751591
23761491
24771391
25791281
26791281
27811171
28821071
29831061
3085951

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 06 min at the start of September to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 96 minutes over September. Sunrise moves from 5:45 AM to 6:22 AM, and sunset from 6:53 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:456:53
213.15:466:51
313.05:476:49
413.05:486:47
512.95:506:45
612.95:516:43
712.85:526:41
812.85:546:39
912.75:556:37
1012.75:566:35
1112.65:576:33
1212.55:596:31
1312.56:006:29
1412.46:016:27
1512.46:036:25
1612.36:046:23
1712.36:056:21
1812.26:076:19
1912.26:086:17
2012.16:096:15
2112.06:106:13
2212.06:126:11
2311.96:136:09
2411.96:146:07
2511.86:166:05
2611.86:176:03
2711.76:186:01
2811.76:205:59
2911.66:215:57
3011.56:225:55

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 3.77 kWh/m².

For context, solar energy here swings from a low near 1.21 kWh/m² to a high of 5.61 kWh/m² in June across the year — September's 3.77 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.4Bright
24.3Bright
34.3Bright
44.2Bright
54.2Bright
64.2Bright
74.1Bright
84.1Bright
94.0Bright
104.0Moderate
114.0Moderate
123.9Moderate
133.9Moderate
143.8Moderate
153.8Moderate
163.8Moderate
173.7Moderate
183.7Moderate
193.7Moderate
203.6Moderate
213.6Moderate
223.5Moderate
233.5Moderate
243.5Moderate
253.4Moderate
263.4Moderate
273.3Moderate
283.3Moderate
293.2Moderate
303.2Moderate
Planning a trip in September

Is September a good time to visit Riverview?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.2
Sightseeing
3rd-best month of the year
2.8
Beach & pool
4th-best month of the year

September is a reasonable time to visit Riverview for sightseeing.

What to pack for Riverview in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Riverview sees daytime highs around 19°C and nights near 10°C. Worth packing: rain gear. About 9 days see rain.

rain gear

Sea temperature near Riverview in September

The nearest coast averages about 16°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 39 km away) is warmest in August at about 18°C and coldest in February near -1°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan-1Bracing
Feb-1Bracing
Mar-1Bracing
Apr1Bracing
May6Bracing
Jun12Bracing
Jul17Cool
Aug18Cool
Sep16Cool
Oct12Bracing
Nov7Bracing
Dec2Bracing

UV index in Riverview in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Riverview peaks around June 23 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May6High
Jun7Very high
Jul7Very high
Aug6High
Sep5Moderate
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Riverview?

Riverview sits at 46.1°N, 64.8°W, 41 m above sea level, in Canada. The nearest listed city is Moncton, 5.0 km away.

Topography around Riverview

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Riverview.

Within 3 km, the terrain around Riverview has only modest variations in elevation — a maximum elevation change of 78 m around an average of 34 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 230 m; within 80 km, significant variations in elevation — a maximum elevation change of 453 m.

The land around Riverview is covered by trees (56%) within 3 km, trees (74%) within 16 km, and trees (66%) and water (23%) within 80 km.

3 km
78 m
16 km
230 m
80 km
453 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
September weather nearby: Moncton 5.0 km · Dieppe 10 km · Lutes Mountain 11 km · Quispamsis 113 km · Miramichi 120 km · Saint John 130 km · Charlottetown 132 km · Saint John West 132 km

Canada travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 83% of US
price level, 2025
GDP per capita
$55,698
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
2
per 100k, 2023
Road deaths
5.3
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 53%none 35%Muslim 5%Hindu 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Riverview (46.0545°, -64.816°, elevation 41 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).