Jamnagar climate

Name: Jamnagar
Address: IN

Jamnagar is warmest in May, with average highs of 36 °C, and coldest in January, when nights average 15 °C. July is the wettest month (235 mm) and December the driest (0.3 mm). Figures are 1991–2020 climate normals.

Across a full year Jamnagar averages 645 mm of rain and 354 days above 25 °C.

India · population 600,943 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month May 36 °C
Coldest month January 15 °C
Driest month December 0 mm
Wettest month July 235 mm
Least cloud February 12 % cloud
Hottest on record April 41 °C
Coldest on record January 9.1 °C
Warmest sea June 30 °C

What to expectJamnagar through the year

Jamnagar has a clear annual cycle: average daily highs run from 27 °C in January to 36 °C in May, a swing of 9.8 °C in mean temperature across the year.

Counted across a normal year, 354 days a year reach 25 °C, 248 of them reach 30 °C. The warmest reading in the 1991–2020 record is 41 °C, in April.

Rain is strongly seasonal. July averages 235 mm against 0 mm in December — 725 times as much. Planning around the dry months matters more here than planning around temperature.

The sea off Jamnagar is warmest in June at 30 °C and coldest in January at 22 °C. Sea temperature lags the air by a month or two, which is why late summer swims warmer than early summer at the same air temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	26.6 °C	1 mm	13 %
February	28.9 °C	1 mm	12 %
March	32.6 °C	1 mm	14 %
April	35.1 °C	under 1 mm	16 %
May	36.0 °C	2 mm	17 %
June	34.7 °C	75 mm	50 %
July	31.2 °C	235 mm	81 %
August	30.1 °C	197 mm	79 %
September	31.2 °C	118 mm	51 %
October	33.9 °C	13 mm	18 %
November	31.8 °C	3 mm	15 %
December	28.1 °C	under 1 mm	15 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	26.6 °C	15.0 °C	20.7 °C	33.7 °C	9.1 °C	24	1
February	28.9 °C	16.8 °C	22.7 °C	36.2 °C	9.2 °C	27	9
March	32.6 °C	20.3 °C	26.0 °C	39.8 °C	14.6 °C	31	26
April	35.1 °C	23.4 °C	28.6 °C	41.2 °C	17.5 °C	30	30
May	36.0 °C	26.0 °C	30.3 °C	40.8 °C	20.4 °C	31	31
June	34.7 °C	27.5 °C	30.5 °C	40.3 °C	25.2 °C	30	29
July	31.2 °C	26.7 °C	28.6 °C	37.9 °C	24.7 °C	31	23
August	30.1 °C	25.8 °C	27.6 °C	34.8 °C	23.1 °C	31	17
September	31.2 °C	25.1 °C	27.7 °C	37.1 °C	22.2 °C	30	22
October	33.9 °C	23.9 °C	28.6 °C	39.9 °C	19.0 °C	31	30
November	31.8 °C	20.4 °C	26.1 °C	36.2 °C	13.8 °C	30	24
December	28.1 °C	16.5 °C	22.2 °C	33.0 °C	9.3 °C	29	6

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind	Sea temp
January	1 mm	0	11 h/day	13 %	52 %	16 km/h	21.7 °C
February	1 mm	0	11 h/day	12 %	53 %	18 km/h	21.9 °C
March	1 mm	0	12 h/day	14 %	55 %	20 km/h	24.1 °C
April	under 1 mm	0	13 h/day	16 %	61 %	24 km/h	26.9 °C
May	2 mm	0	13 h/day	17 %	66 %	28 km/h	28.9 °C
June	75 mm	7	14 h/day	50 %	70 %	27 km/h	29.7 °C
July	235 mm	17	13 h/day	81 %	79 %	27 km/h	29.2 °C
August	197 mm	15	13 h/day	79 %	81 %	25 km/h	28.3 °C
September	118 mm	6	12 h/day	51 %	77 %	21 km/h	28.6 °C
October	13 mm	2	12 h/day	18 %	62 %	16 km/h	29.0 °C
November	3 mm	0	11 h/day	15 %	50 %	15 km/h	27.2 °C
December	under 1 mm	0	11 h/day	15 %	51 %	16 km/h	24.1 °C

How Jamnagar compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Jamnagar	36 °C	15 °C	645 mm	354
Gāndhīdhām · India	38 °C	14 °C	511 mm	353
Rājkot · India	40 °C	14 °C	655 mm	357
Morvi · India	39 °C	13 °C	606 mm	357
Porbandar · India	32 °C	17 °C	684 mm	358
Jūnāgadh · India	38 °C	14 °C	715 mm	360

Where Jamnagar ranks

Ranking	Position	Value
The driest places in Asia in January	3rdof 50	0.5 mm
The driest places in Asia in December	4thof 50	0.3 mm
The driest places in Asia in March	4thof 50	0.6 mm
The driest places in Asia in April	6thof 50	0.4 mm
Best beach destinations in Asia in December	11thof 50	99/100
Best beach destinations in the world in December	14thof 50	99/100

Planning a trip? See the best time to visit Jamnagar.

QuestionsCommon questions about Jamnagar’s climate

When is the best time to visit Jamnagar?

That depends on what you want, so the honest answer is a comparison rather than a single month. January, February, December sit closest to 20 °C on average, May is the warmest month and December the driest. The month-by-month table above has the full picture.

How hot does Jamnagar get?

In May, the warmest month, daily highs average 36 °C. About 248 days a year pass 30 °C. The highest value in the 1991–2020 record is 41 °C.

How cold does it get in winter?

Nights average 15 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Jamnagar?

July, averaging 235 mm over 17 days with rain. The driest month is December with 0 mm. The year as a whole averages 645 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Jamnagar rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.